Lock Washers

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Lock washers are used for creating tight assemblies with ordinary fasteners. Raptor Supplies offers a wide range of lock washers from brands like Unistrut, ...Read more

NORD-LOCK -

Plain Grade 254 SMO Stainless Steel Wedge Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceColorPrice (inc. VAT)Pkg. Qty.
A1560#50.13"7/25"Rockwell C520.09"-0.01" to +0.01"Silver£29.2410
B1562#60.15"0.35"Rockwell C520.09"-0.01" to +0.01"Silver£30.6210
C1561#60.15"0.3"Rockwell C520.09"-0.01" to +0.01"Silver£37.6710
D1563#80.17"0.3"Rockwell C520.09"-0.01" to +0.01"Silver£32.6910
E1564#80.17"0.35"Rockwell C520.09"-0.01" to +0.01"Silver£29.5910
F1565#100.21"0.35"Rockwell C520.09"-0.01" to +0.01"Silver£26.2910
G1566#100.21"0.43"Rockwell C520.09"-0.01" to +0.01"Silver£40.6010
H16041 1/2"1.59"2.3"Rockwell C520.22"-0.02" to +0.02"Silver£78.181
I28341 1/4"1.35"1.91"Rockwell C520.22"-0.02" to +0.02"Silver£57.171
J16001 1/8"1 6/25"1.85"Rockwell C520.22"-0.02" to +0.02"Silver£45.241
K28351 3/8"1.47"2.17"Rockwell C520.22"-0.02" to +0.02"Silver£66.661
L15971"1.1"1.91"Rockwell C520.13"-0.01" to +0.01"Silver£50.231
M15961"1.1"1.54"Rockwell 520.13"-0.01" to +0.01"Silver£44.792
N15811/2"0.53"1"Rockwell C520.13"-0.01" to +0.01"Silver£46.394
O15801/2"0.53"0.77"Rockwell 522/25"-0.01" to +0.01"Silver£42.616
P15691/4"7/25"0.45"Rockwell 520.09"-0.01" to +0.01"Silver£32.2310
Q15701/4"7/25"0.53"Rockwell C520.09"-0.01" to +0.01"Silver£37.2910
R15893/4"0.79"1.54"Rockwell C520.13"-0.01" to +0.01"Silver£42.852
S15883/4"0.79"1.21"Rockwell 520.13"-0.01" to +0.01"Silver£31.823
T15743/8"0.41"0.83"Rockwell C522/25"-0.01" to +0.01"Silver£41.826
U15733/8"0.41"0.65"Rockwell 522/25"-0.01" to +0.01"Silver£50.3810
V15845/8"0.67"1"Rockwell 523/25"-0.01" to +0.01"Silver£39.724
W15855/8"0.67"1.21"Rockwell C520.1"-0.01" to +0.01"Silver£44.423
X15725/16"0.34"0.65"Rockwell C522/25"-0.01" to +0.01"Silver£47.8810
Y15715/16"0.34"0.53"Rockwell 522/25"-0.01" to +0.01"Silver£31.8010
APPROVED VENDOR -

Grade 2 Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessClassColorPrice (inc. VAT)Pkg. Qty.
AU37060.125.00011 1/4"1.254"2.036"Rockwell C380.312"Not ApplicableSilver£6.555
BU37025.031.00015/16"0.322"0.583"Rockwell C38-C460.0781"Not Applicable-£5.20100
FABORY -

Galvanized Spring Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialFinishPrice (inc. VAT)Pkg. Qty.
AM37025.060.0001M66.1 mm11.8 mm1.6 mmGraySplit LockSpring SteelGalvanized£8.77100
AM37025.080.0001M88.1 mm14.8 mm2 mmGraySplit LockSpring SteelGalvanized£12.44100
BL37025.080.0001M88.1 mm14.8 mm2 mmGraySplit LockSpring SteelGalvanized£741.556300
AM37025.100.0001M1010.2 mm18.1 mm2.2 mmGraySplit LockSpring SteelGalvanized£61.63100
AM37025.120.0001M1212.2 mm21.1 mm2.5 mmGraySplit LockSpring SteelGalvanized£23.57100
BL37025.160.0001M1616.2 mm27.4 mm3.5 mmGraySplit LockSpring SteelGalvanized£622.751150
AM37025.160.0001M1616.2 mm27.4 mm3.5 mmGraySplit LockSpring SteelGalvanized£28.0850
AM37025.180.0001M1818.2 mm29.4 mm3.5 mmGraySplit LockSpring SteelGalvanized£41.9050
AM37025.200.0001M2020.2 mm33.6 mm4 mmGraySplit LockSpring SteelGalvanized£44.4850
AM37025.220.0001M2222.5 mm35.9 mm4 mmGraySplit LockSpring SteelGalvanized£44.6525
AM37025.240.0001M2424.5 mm40 mm5 mmGraySplit LockSpring SteelGalvanized£30.7625
AM37025.270.0001M2727.5 mm43 mm5 mmGraySplit LockSpring SteelGalvanized£25.1310
CL37025.300.0001M3030.5 mm48.2 mm6 mmGraySplit LockSpring SteelGalvanized£1,129.88220
AM37025.300.0001M3030.5 mm48.2 mm6 mmGraySplit LockSpring SteelGalvanized£35.175
FABORY -

Plain Stainless Steel External Tooth Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialFinishPrice (inc. VAT)Pkg. Qty.
AB55460.012.0001#50.129"0.27"0.014"-External Tooth LockStainless SteelPlain£66,053.1750000
BB51460.031.0001#68/25"0.588"0.028"-External Tooth LockStainless SteelPlain£1,876.6925000
CB51460.016.0001#80.168"0.365"0.018"-External Tooth LockStainless SteelPlain£2,171.8450000
DB53460.031.0001#88/25"0.588"0.028"-External Tooth LockStainless SteelPlain£2,539.8825000
EB53460.062.0001#80.641"1.045"0.042"-External Tooth LockStainless SteelPlain£5,540.135000
FB51460.037.0001#80.384"0.67"0.032"-External Tooth LockStainless SteelPlain£2,070.4314450
GB51460.050.0001#100.513"22/25"0.037"-External Tooth LockStainless SteelPlain£1,734.225000
HB53460.075.0001#100.768"1.22"0.047"-External Tooth LockStainless SteelPlain£2,051.452500
IB51460.019.0001#100.195"0.395"0.018"-External Tooth LockStainless SteelPlain£5,557.0550000
JL51460.030.0001M33.2 mm6 mm0.4 mmSilverExternal Tooth LockStainless SteelPlain£2,528.1750000
KL51460.040.0001M44.3 mm8 mm0.5 mmSilverExternal Tooth LockStainless SteelPlain£1,164.6050000
LL51460.050.0001M55.3 mm10 mm0.6 mmSilverExternal Tooth LockStainless SteelPlain£955.6025000
ML51460.051.0001M55.1 mm9 mm0.5 mmSilverExternal Tooth LockStainless SteelPlain£3,685.8325000
NL51460.060.0001M66.4 mm11 mm0.7 mmSilverExternal Tooth LockStainless SteelPlain£2,993.7925000
OL51460.080.0001M88.4 mm15 mm0.8 mmSilverExternal Tooth LockStainless SteelPlain£1,771.3615850
PL51460.082.0001M88.2 mm14 mm0.8 mmSilverExternal Tooth LockStainless SteelPlain£1,904.6015850
QL51460.100.0001M1010.5 mm18 mm0.9 mmSilverExternal Tooth LockStainless SteelPlain£884.258300
RL51460.120.0001M1213 mm20.5 mm1 mmSilverExternal Tooth LockStainless SteelPlain£1,167.766650
SL51460.160.0001M1617 mm26 mm1.2 mmSilverExternal Tooth LockStainless SteelPlain£948.313120
TL51460.200.0001M2021 mm33 mm1.4 mmSilverExternal Tooth LockStainless SteelPlain£1,679.761665
UL51460.240.0001M2425 mm38 mm1.5 mmSilverExternal Tooth LockStainless SteelPlain£1,249.961250
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialFinishPrice (inc. VAT)Pkg. Qty.
AM37080.050.0001M55.1 mm9.2 mm1 mmGrayCurved Split LockSpring SteelZinc Plated£4.65100
AM37080.060.0001M66.1 mm11.8 mm1.3 mmGrayCurved Split LockSpring SteelZinc Plated£6.90100
AM37080.080.0001M88.1 mm14.8 mm1.6 mmGrayCurved Split LockSpring SteelZinc Plated£12.77100
AM37080.100.0001M1010.2 mm18.1 mm1.8 mmGrayCurved Split LockSpring SteelZinc Plated£26.74100
AM37080.120.0001M1212.2 mm21.1 mm2.1 mmGrayCurved Split LockSpring SteelZinc Plated£27.09100
AM37080.160.0001M1616.2 mm27.4 mm2.8 mmGrayCurved Split LockSpring SteelZinc Plated£30.6550
AM37080.200.0001M2020.2 mm33.6 mm3.2 mmGrayCurved Split LockSpring SteelZinc Plated£52.6250
APPROVED VENDOR -

Plain Grade 316 Stainless Steel External Tooth Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceClassColorPrice (inc. VAT)Pkg. Qty.
AU55460.009.0001#30.102"0.23"Rockwell B850.013"0.01" to 0.016"Not ApplicableSilver£26.5950
BU55460.011.0001#40.115"0.245"-0.012"-Not Applicable-£9.9550
CU55460.012.0001#50.129"0.27"-0.014"-Not Applicable-£58.7350
DU55460.013.0001#60.141"0.305"-0.016"-Not Applicable-£72.0550
EU55460.016.0001#80.168"0.365"Rockwell B880.018"-0.0025" to +0.0025"Not Applicable-£8.8650
FU55460.019.0001#100.195"0.395"Rockwell B880.018"-0.003" to +0.003"Not Applicable-£13.2650
FOREVERBOLT -

NL-19 Grade 316 Stainless Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessThickness ToleranceHardnessColorPrice (inc. VAT)Pkg. Qty.
AFB3LKW6P100#60.141"1/4"0.031"-0.005" to +0.005"Rockwell C35Silver£48.57100
BFB3LKW8P100#81.67"0.293"1/25"-0.005" to +0.005"Rockwell C35Silver£47.74100
CFB3LKW10P100#100.193"0.334"0.047"-0.005" to +0.005"Rockwell C35Silver£48.73100
DFB3LKW1P51"1.003"1.652"1/4"-0.005" to +0.005"Rockwell C35Silver£41.315
EFB3LKW12P251/2"0.502"0.869"1/8"-0.005" to +0.005"Rockwell C35Silver£39.8625
FFB3LKW14P1001/4"0.252"0.487"1/16"-0.005" to +0.005"Rockwell C35Silver£52.50100
GFB3LKW34P203/4"0.753"1.264"3/16"-0.005" to +0.005"Rockwell C35Silver£56.4420
HFB3LKW38P503/8"0.377"17/25"3/32"-0.005" to +0.005"Rockwell C35Silver£45.6550
IFB3LKW58P255/8"0.628"1.072"0.156"-0.005" to +0.005"Rockwell C35Silver£46.4925
JFB3LKW516P505/16"0.314"0.583"0.0781"-0.005" to +0.005"Rockwell C35Silver£41.2450
KFB3LKW78P107/8"0.878"1.455"0.219"-0.005" to +0.005"Rockwell C35Silver£44.6510
LFB3LKW716P257/16"11/25"0.776"0.109"-0.005" to +0.005"Rockwell C35Silver£39.5325
MFB3LKWM3P100M33.1 mm6.2 mm0.8 mm-0.2 mm to +0.2 mmRockwell C35Silver£47.04100
NFB3LKWM4P100M44.1 mm7.6 mm0.9 mm-0.2 mm to +0.2 mmRockwell C35Silver£46.68100
OFB3LKWM5P100M55.1 mm9.2 mm1.2 mm-0.2 mm to +0.2 mmRockwell C35Silver£48.05100
PFB3LKWM6P100M66.1 mm11.8 mm1.6 mm-0.2 mm to +0.2 mmRockwell C35Silver£52.48100
QFB3LKWM8P50M88.1 mm14.8 mm2 mm-0.2 mm to +0.2 mmRockwell C35Silver£32.0550
RFB3LKWM10P50M1010.2 mm18.1 mm2.2 mm-0.2 mm to +0.2 mmRockwell C35Silver£42.9450
SFB3LKWM12P50M1212.2 mm24.1 mm2.5 mm-0.2 mm to +0.2 mmRockwell C35Silver£49.7850
TFB3LKWM16P10M1616.2 mm27.4 mm3.5 mm-0.2 mm to +0.2 mmRockwell C35Silver£21.3110
UFB3LKWM20P10M2020.2 mm33.6 mm4 mm-0.2 mm to +0.2 mmRockwell C35Silver£33.5610
APPROVED VENDOR -

Plain Grade 18-8 Stainless Steel Internal Tooth Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceClassPrice (inc. VAT)Pkg. Qty.
AU51462.011.0001#40.115"0.245"Rockwell C45-C500.012"0.012" to 0.018"Not Applicable£5.4150
BU51462.013.0001#60.141"0.275"Rockwell C45-C500.016"0.016" to 0.022"Not Applicable£4.1650
CU51462.016.0001#80.168"0.325"Rockwell C45-C500.018"0.018" to 0.023"Not Applicable£13.0150
DU51462.019.0001#100.195"0.365"Rockwell C45-C500.018"0.018" to 0.024"Not Applicable£6.5150
EU51462.050.00011/2"0.512"0.867"Rockwell C45-C500.037"0.037" to 0.045"Not Applicable£12.1810
FU51462.025.00011/4"0.256"0.46"Rockwell C20-C450.023"0.023" to 0.028"Not Applicable£10.8750
GU51462.075.00013/4"0.769"1.22"Rockwell C45-C500.047"0.047" to 0.055"Not Applicable£16.045
HU51462.037.00013/8"0.384"0.67"-0.032"-Not Applicable£26.3450
IU51462.062.00015/8"16/25"1.045"Rockwell C20-C450.042"0.042" to 0.05"Not Applicable£19.1510
JU51462.031.00015/16"8/25"0.594"Rockwell C20-C450.028"0.028" to 0.034"Not Applicable£18.2550
KU51462.056.00019/16"0.576"0.957"Rockwell C45-C500.037"0.037" to 0.045"Not Applicable£19.0310
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialGradePrice (inc. VAT)Pkg. Qty.
AM37480.020.0001M22.2 mm4.5 mm0.3 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£6.81100
AM37480.025.0001M2.52.7 mm5.5 mm0.4 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£5.67100
AM37480.035.0001M3.53.7 mm7 mm0.5 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£9.40100
AM37480.070.0001M77.4 mm12.5 mm0.8 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£9.72100
AM37480.080.0002M88.4 mm15 mm0.8 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£11.63100
AM37480.140.0001M1415 mm24 mm1.1 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£44.83100
AM37480.160.0001M1617 mm26 mm1.2 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£33.94100
AM37480.180.0001M1819 mm30 mm1.4 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£109.1550
AM37480.200.0001M2021 mm33 mm1.4 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£34.3550
AM37480.240.0001M2425 mm38 mm1.5 mmGraySerrated Internal Tooth LockSpring SteelGrade 350-425 HV10£80.3650
APPROVED VENDOR -

Zinc Plated Grade 2 Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceClassPrice (inc. VAT)Pkg. Qty.
AU37183.019.0001#100.193"0.35"Rockwell C380.056"0.056"Not Applicable£4.24100
BU37183.112.00011 1/8"1.129"1.903"Rockwell C380.345"0.345"Not Applicable£42.005
CU37020.137.00011 3/8"1.379"2.219"Rockwell C38-C460.344"-Not Applicable£39.715
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialGradePrice (inc. VAT)Pkg. Qty.
AM37420.020.0001M22.2 mm4.5 mm0.3 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£5.66100
AM37420.025.0001M2.52.7 mm5.5 mm0.4 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£7.81100
AM37420.035.0001M3.53.7 mm7 mm0.5 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£7.05100
AM37420.050.0002M55.3 mm10 mm0.6 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£7.25100
AM37420.080.0002M88.4 mm15 mm0.8 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£10.63100
AM37420.110.0001M1111.5 mm19.5 mm0.9 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£17.5350
AM37420.140.0001M1415 mm24 mm1 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£23.3150
AM37420.180.0001M1819 mm30 mm1.4 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£45.4525
AM37420.270.0001M2728 mm44 mm1.6 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£18.0910
AM37420.300.0001M3031 mm48 mm1.6 mmGraySerrated External Tooth LockSpring SteelGrade 350-425 HV10£10.935
APPROVED VENDOR -

Hot Dipped Galvanized Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessClassHardnessTypeMaterialPrice (inc. VAT)Pkg. Qty.
AU37025.150.00011 1/2"1.504"2.419"3/8"Not Applicable-Split LockSteel£17.245
BU37025.175.00011 3/4"1.758"2.679"0.389"Not Applicable-Split LockSteel£24.375
CU37025.137.00011 3/8"1.379"2.219"0.344"Not Applicable-Split LockSteel£17.755
DU37025.250.00012 1/2"2.512"3.471"11/25"Not Applicable-Split LockSteel£45.045
EU37025.200.00012"2.008"2.936"0.422"Not Applicable-Split LockSteel£35.385
FU37025.043.00017/16"11/25"0.77"0.109"-Rockwell C38-C46Split LockSteel£3.0525
FABORY -

Zinc Plated Spring Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialFinishPrice (inc. VAT)Pkg. Qty.
AM37020.023.0001M2.32.4 mm4.9 mm0.6 mmGraySplit LockSpring SteelZinc Plated£2.24100
BM37220.030.0001M33.1 mm5.6 mm1 mmGraySplit LockSpring SteelZinc Plated£2.43100
AL37060.100.0001M1010.2 mm18.1 mm2.2 mmSilverSplit LockSpring SteelZinc Plated£593.614000
AM37020.110.0001M1111.2 mm18.2 mm2.2 mmGraySplit LockSpring SteelZinc Plated£15.2450
BM37220.140.0001M1414.2 mm21.1 mm3 mmGraySplit LockSpring SteelZinc Plated£3.5825
AL37060.160.0001M1616.2 mm27.4 mm3.5 mmSilverSplit LockSpring SteelZinc Plated£641.491150
BM37220.220.0001M2222.5 mm32.9 mm4.5 mmGraySplit LockSpring SteelZinc Plated£10.1810
BM37220.240.0001M2424.5 mm35.9 mm5 mmGraySplit LockSpring SteelZinc Plated£6.575
AM37020.270.0001M2727.5 mm43 mm5 mmGraySplit LockSpring SteelZinc Plated£11.5910
AM37020.330.0001M3333.5 mm55.2 mm6 mmGraySplit LockSpring SteelZinc Plated£3.152
APPROVED VENDOR -

Plain Grade 18-8 Stainless Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceClassColorPrice (inc. VAT)Pkg. Qty.
A1NY84#23/32"0.172"Rockwell C350.02"-Not Applicable-£3.72100
BU51450.008.0001#20.088"0.172"Rockwell C350.02"0.02"Not Applicable-£1.3050
C1NY83#23/32"0.172"Rockwell C350.02"-Not Applicable-£15.841
DU51450.009.0001#30.101"0.195"Rockwell C350.025"Not RatedNot Applicable-£1.9050
E1NY86#30.107"0.195"Rockwell C350.025"-Not Applicable-£4.86100
FB51450.011.0001#43/25"0.209"Rockwell C350.025"+0.025"Not ApplicableSilver£20.061
GU51450.011.0001#40.114"0.209"Rockwell C320.025"-Not Applicable-£2.6250
H1NY89#50.133"0.236"Rockwell C350.031"-Not Applicable-£3.89100
IU51450.012.0001#50.127"0.236"Rockwell C350.031"Not RatedNot Applicable-£1.8550
JB51450.013.0001#60.148"1/4"Rockwell C350.031"+0.031"Not ApplicableSilver£16.921
KU51450.013.0001#60.141"1/4"Rockwell C350.031"0.031"Not Applicable-£1.8150
LB51450.016.0001#80.174"0.293"Rockwell C351/25"+0.04"Not ApplicableSilver£36.361
MU51450.016.0001#80.167"0.293"Rockwell C351/25"-Not Applicable-£1.5950
NB51450.019.0001#101/5"0.334"Rockwell C350.047"+0.047"Not ApplicableSilver£50.551
OU51450.019.0001#100.193"0.334"Rockwell C350.047"-Not Applicable-£2.1350
P1NY96#120.227"0.377"Rockwell C350.056"-Not Applicable-£7.73100
QU51450.021.0001#120.22"0.377"Rockwell C350.056"0.056"Not Applicable-£3.4650
RU51450.150.00011 1/2"1.504"2.419"Rockwell C353/8"-Not Applicable-£39.885
SU51450.125.00011 1/4"1.254"2.036"Rockwell C350.312"-Not Applicable-£30.755
TU51450.112.00011 1/8"1.129"1.847"Rockwell C350.281"-Not Applicable-£8.815
U1PA161"1.024"1.656"Rockwell C351/4"-Not Applicable-£46.6910
VU51450.100.00011"1.003"1.656"Rockwell C351/4"-Not Applicable-£10.235
WU51450.050.00011/2"0.502"0.869"Rockwell C351/8"-Not Applicable-£6.8110
X1NY121/4"0.26"0.363"Rockwell C350.0781"-Not Applicable-£11.37100
YU51450.025.00011/4"0.252"0.487"Rockwell C351/16"-Not Applicable-£3.4150
APPROVED VENDOR -

Plain Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceClassColorPrice (inc. VAT)Pkg. Qty.
AU37000.008.0001#20.088"0.172"Rockwell C40-C500.02"-Not Applicable-£2.81100
BB37180.225.0001#22.262"3.398"-0.496"---£707.0125
CB37200.013.0001#20.141"0.216"-0.031"---£5,385.0490000
DB37170.150.0001#21.504"2.627"-0.496"---£1,477.5070
EB37200.016.0001#30.167"0.267"-0.047"---£2,135.6850000
FU37000.009.0001#30.101"0.195"Rockwell C40-C500.025"-Not Applicable-£3.00100
GU37170.011.0001#40.114"0.253"Rockwell C40-C500.034"-Not Applicable-£6.37100
HB37170.100.0001#41.003"1.794"-0.33"---£1,648.55220
IB37170.056.0001#40.564"1.035"-0.182"---£1,086.911075
JU37000.011.0001#40.114"0.209"Rockwell C40-C500.025"-Not Applicable-£1.10100
KB37180.250.0001#42.512"3.648"-0.496"---£640.7925
LU37200.011.0001#40.114"0.173"Rockwell C40-C500.022"-Not Applicable-£2.62100
MU37180.011.0001#40.114"0.223"-0.031"-Not Applicable-£3.49100
NB37170.025.0001#40.252"0.533"-0.084"---£1,719.648400
OB37180.137.0001#41.379"2.301"-0.422"---£1,377.4280
PB37000.137.0001#41.379"2.219"-0.344"---£375.13100
QB37200.019.0001#50.193"0.294"-0.047"---£1,536.5950000
RB37000.250.0001#52.512"3.471"-11/25"---£619.1730
SU37180.012.0001#50.127"0.252"Rockwell C40-C501/25"-Not Applicable-£4.65100
TU37200.012.0001#50.127"0.202"Rockwell C40-C500.031"-Not Applicable-£2.39100
UU37000.012.0001#50.127"0.236"Rockwell C40-C500.031"-Not Applicable-£2.26100
VB37000.300.0001#63.012"4.074"-0.458"---£305.8925
WB37180.100.0001#61.003"1.7"Rockwell C380.306"-0.005" to +0.005"--£193.05200
XB37170.031.0001#60.314"0.619"-0.108"---£1,934.284900
YU37170.013.0001#60.141"0.314"Rockwell C38-C460.045"+0.006"Not ApplicableBlack£6.00100
FABORY -

Plain Stainless Steel Internal Tooth Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceColorPrice (inc. VAT)Pkg. Qty.
AB51462.011.0001#20.115"0.245"Rockwell C45-C500.012"0.012" to 0.018"-£1,588.4250000
BB53462.008.0001#20.089"0.172"-0.01"--£2,903.1550000
CB53462.025.0001#20.256"0.46"-0.023"--£1,310.9025000
DB53462.050.0001#30.512"0.867"Rockwell C400.037"-0.004" to +0.004"-£1,628.795000
EB53462.009.0001#30.102"0.215"-0.01"--£3,289.7450000
FB53462.031.0001#38/25"0.594"-0.028"--£1,559.5517200
GB53462.011.0001#40.115"0.245"Rockwell C40-C500.012"0.012" to 0.018"-£2,591.8650000
HB51462.075.0001#40.769"1.22"Rockwell C45-C500.047"0.047" to 0.055"-£2,645.102500
IB51462.013.0001#40.141"0.275"-0.016"--£2,621.8150000
JB53462.062.0001#416/25"1.045"Rockwell C400.042"-0.004" to +0.004"-£3,045.015000
KB53462.037.0001#40.384"0.67"-0.032"--£1,616.5213150
LB53462.075.0001#50.769"1.22"Rockwell C400.047"-0.004" to +0.004"-£2,186.092500
MB51462.016.0001#60.168"0.325"Rockwell C45-C500.018"0.018" to 0.023"-£2,972.2250000
NB51462.037.0001#60.384"0.67"Rockwell C45-C500.032"0.032" to 0.04"-£2,014.7713150
OB53462.013.0001#60.141"0.275"Rockwell C40-C500.016"0.016" to 0.022"-£1,966.3650000
PB53462.016.0001#80.168"0.325"Rockwell C40-C500.018"0.018" to 0.023"-£2,831.4950000
QB51462.019.0001#80.195"0.365"Rockwell C45-C500.018"0.018" to 0.024"-£2,492.7750000
RB55462.016.0001#80.168"0.325"-0.018"--£8,341.0450000
MB51462.025.0001#100.256"0.46"Rockwell C20-C450.023"0.023" to 0.028"-£1,447.4625000
SB53462.019.0001#100.195"0.365"Rockwell C40-C500.018"0.018" to 0.024"-£3,475.9650000
TB51462.050.0001#100.512"0.867"Rockwell C45-C500.037"0.037" to 0.045"-£2,338.305000
UB53462.021.0001#120.221"0.394"Rockwell C40-C500.02"0.02" to 0.027"-£1,194.2425000
MB55462.025.00011/4"0.256"0.46"Rockwell B880.023"-0.0025" to +0.0025"-£14,139.7525000
VB55462.037.00013/8"0.384"0.67"-0.032"--£1,612.9913150
MB55462.031.00015/16"8/25"0.594"-0.028"--£12,471.8017200
NORD-LOCK -

Delta Protect Steel Wedge Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.HardnessThicknessThickness ToleranceColorPrice (inc. VAT)Pkg. Qty.
A1206#50.13"7/25"Rockwell C460.071"-0.01" to +0.01"Silver£162.32200
B1512#50.13"7/25"Rockwell C460.071"-0.01" to +0.01"Silver£20.8820
C1208#60.15"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£173.64200
D1207#60.15"0.3"Rockwell C460.071"-0.01" to +0.01"Silver£171.96200
E1513#60.15"0.3"Rockwell C460.071"-0.01" to +0.01"Silver£21.0720
F1514#60.15"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£21.0720
G1212#80.17"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£174.42200
H1515#80.17"0.3"Rockwell C460.071"-0.01" to +0.01"Silver£20.8820
I1209#80.17"0.3"Rockwell C460.071"-0.01" to +0.01"Silver£129.77200
J1516#80.17"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£20.8820
K1213#100.21"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£129.77200
L1518#100.21"0.43"Rockwell C460.071"-0.01" to +0.01"Silver£20.8820
M1218#100.21"0.43"Rockwell C460.071"-0.01" to +0.01"Silver£174.47200
N1517#100.21"0.35"Rockwell C460.071"-0.01" to +0.01"Silver£21.0520
OGDP-1131 1/2"1.523"2.196"Rockwell C40-C550.256"-Silver£295.0725
P28061 1/2"1.59"2.3"Rockwell C460.26"-0.02" to +0.02"Silver£398.1525
Q15581 1/2"1.59"2.3"Rockwell C460.26"-0.02" to +0.02"Silver£18.511
R15541 1/4"1.35"1.91"Rockwell C460.23"-0.02" to +0.02"Silver£14.511
SGDP-1121 1/4"1.275"1 7/8"Rockwell C40-C550.265"-Silver£188.6825
T15551 1/4"1.35"2.3"Rockwell C460.26"-0.02" to +0.02"Silver£18.511
U27421 1/4"1.35"2.3"Rockwell C460.26"-0.02" to +0.02"Silver£397.6525
V27171 1/4"1.35"1.91"Rockwell C460.26"-0.02" to +0.02"Silver£293.1525
W27241 1/8"1 6/25"2.3"Rockwell C460.26"-0.02" to +0.02"Silver£398.1525
X13411 1/8"1 6/25"1.85"Rockwell C460.13"-0.02" to +0.02"Silver£407.2450
YGDP-1111 1/8"1.14"1.715"Rockwell C40-C550.256"-Silver£157.9225
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessHardnessColorTypeMaterialPrice (inc. VAT)Pkg. Qty.
AU37061.150.00011 1/2"1.504"2.419"3/8"-GraySplit LockAlloy Steel£12.785
AU37061.125.00011 1/4"1.254"2.036"5/16"-GraySplit LockAlloy Steel£7.595
AU37061.112.00011 1/8"1.129"1.847"0.2813"Rockwell C38GraySplit LockAlloy Steel£15.665
AU37061.137.00011 3/8"1.379"2.219"0.3438"Rockwell C38GraySplit LockAlloy Steel£54.885
AU37061.100.00011"1.003"1.656"1/4"-GraySplit LockAlloy Steel£4.645
AU37061.050.00011/2"0.502"0.869"1/8"-GraySplit LockAlloy Steel£3.4125
AU37061.025.00011/4"0.252"0.487"1/16"-GraySplit LockAlloy Steel£3.14100
AU37061.075.00013/4"0.753"1.265"3/16"-GraySplit LockAlloy Steel£4.1710
AB37061.037.00013/8"0.377"17/25"0.0938"-GraySplit LockAlloy Steel£217.333
AU37061.037.00013/8"0.377"17/25"0.0938"-GraySplit LockAlloy Steel£3.7550
AU37061.062.00015/8"0.628"1.073"0.156"-GraySplit LockAlloy Steel£3.6010
AU37061.031.00015/16"0.314"0.583"0.0781"-GraySplit LockAlloy Steel£4.13100
AU37061.087.00017/8"0.878"1.459"0.2188"-GraySplit LockAlloy Steel£3.485
AU37061.043.00017/16"11/25"0.77"0.1094"-GraySplit LockAlloy Steel£3.0125
AU37061.056.00019/16"0.564"0.965"9/64"-GraySplit LockAlloy Steel£4.7125
StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessTypeMaterialFinish
AE148-1/21/2"1/2"--Split LockSteelGold Galvanized
RFQ
AE148-1/41/4"0.26"0.487"1/16"Split LockSteelGold Galvanized
RFQ
AE148-3/83/8"3/8"--Split LockSteelGold Galvanized
RFQ
AE148-5/85/8"0.641"1.073"0.156"Split LockSteelGold Galvanized
RFQ
AE148-5/165/16"0.325"0.586"0.0781"Split LockSteelGold Galvanized
RFQ
SUPER-STRUT -

Plain Stainless Steel Split Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessColorTypeMaterialFinishPrice (inc. VAT)Pkg. Qty.
AB55450.021.0001#40.22"0.377"0.056"-Split LockStainless SteelPlain£5,952.9216650
BB55450.008.0001#60.088"0.172"0.02"-Split LockStainless SteelPlain£1,537.5950000
CB55450.150.00011 1/2"1.504"2.419"3/8"-Split LockStainless SteelPlain£1,241.0675
DB55450.125.00011 1/4"1.254"2.036"0.312"-Split LockStainless SteelPlain£2,639.01130
EB51450.125.00011 1/4"1.254"2.036"0.312"SilverSplit LockStainless SteelPlain£1,033.63130
FB55450.112.00011 1/8"1.129"1.847"0.281"-Split LockStainless SteelPlain£1,030.25175
GE148-1/2SS1/2"1/2"---Split LockStainless SteelPlain-1
RFQ
GE148-1/2SS61/2"1/2"---Split LockStainless SteelPlain-1
RFQ
GE148-1/2SS3161/2"1/2"---Split LockStainless SteelPlain-1
RFQ
GE148-1/4SS1/4"0.26"0.487"1/16"-Split LockStainless SteelPlain-1
RFQ
GE148-1/4SS61/4"0.26"0.487"1/16"-Split LockStainless SteelPlain-1
RFQ
GE148-3/8SS3/8"3/8"---Split LockStainless SteelPlain-1
RFQ
GE148-3/8SS63/8"3/8"---Split LockStainless SteelPlain-1
RFQ
GE148-5/8SS65/8"0.641"1.073"0.156"-Split LockStainless SteelPlain-1
RFQ
GE148-5/16SS3165/16"5/16"-0.0781"-Split LockStainless SteelPlain-1
RFQ
HB51450.087.00017/8"0.878"1.459"0.219"SilverSplit LockStainless SteelPlain£557.49350
IB55450.056.00019/16"0.564"0.965"0.141"-Split LockStainless SteelPlain£3,732.441200
JB51450.056.00019/16"0.564"0.965"0.141"SilverSplit LockStainless SteelPlain£1,453.681200
KL51450.020.0001M22.1 mm4.4 mm0.5 mmSilverSplit LockStainless SteelPlain£3,438.3950000
LL55450.020.0001M22.1 mm4.4 mm0.5 mmSilverSplit LockStainless SteelPlain£3,178.3350000
ML55450.025.0001M2.52.6 mm5.1 mm0.6 mmSilverSplit LockStainless SteelPlain£2,946.9350000
NL51450.025.0001M2.52.6 mm5.1 mm0.6 mmSilverSplit LockStainless SteelPlain£3,427.4750000
OL51450.026.0001M2.62.7 mm5.2 mm0.6 mmSilverSplit LockStainless SteelPlain£3,222.6450000
PL51390.030.0001M33.1 mm5.6 mm1 mmSilverSplit LockStainless SteelPlain£3,517.8750000
QL51450.030.0001M33.1 mm6.2 mm0.8 mmSilverSplit LockStainless SteelPlain£4,816.2150000
DISC-LOCK -

Plain Stainless Steel Wedge Lock Washers

StyleModelFits Bolt SizesInside Dia.Outside Dia.ThicknessHardnessColorTypeMaterialPrice (inc. VAT)Pkg. Qty.
ASSG-1101"10.015"10.626"6/25"Rockwell C25SilverWedge LockStainless Steel£442.5450
BSSG-1051/2"0.51"0.937"0.136"Rockwell C25SilverWedge LockStainless Steel£387.96100
CSSG-1011/4"0.262"0.495"0.101"Rockwell C25SilverWedge LockStainless Steel£403.16200
DSSG-1083/4"0.82"10.381"0.183"Rockwell C25SilverWedge LockStainless Steel£864.56100
ESSG-1033/8"0.409"0.705"0.135"Rockwell C25SilverWedge LockStainless Steel£575.17200
FSSP-1003/16"0.203"0.401"2/25"Rockwell C25SilverWedge LockStainless Steel£413.43200
GSSM-1005 mm5.15 mm10.2 mm2.03 mmRockwell C25SilverWedge LockStainless Steel£414.51200
HSSG-1075/8"0.651"10.247"0.134"Rockwell C25SilverWedge LockStainless Steel£570.79100
ISSG-1025/16"0.326"0.628"0.119"Rockwell C25SilverWedge LockStainless Steel£408.84200
JSSM-1016 mm6.66 mm12.6 mm2.56 mmRockwell C25SilverWedge LockStainless Steel£378.68200
KSSG-1097/8"0.883"10.47"6/25"Rockwell C25SilverWedge LockStainless Steel£364.0550
LSSG-1047/16"0.45"22/25"0.135"Rockwell C25SilverWedge LockStainless Steel£695.13200
MSSM-1028 mm8.28 mm16 mm3.02 mmRockwell C25SilverWedge LockStainless Steel£386.90200
NSSG-1069/16"0.572"10.128"0.127"Rockwell C25SilverWedge LockStainless Steel£540.67100
OSSM-10310 mm10.38 mm17.9 mm3.4 mmRockwell C25SilverWedge LockStainless Steel£442.31200
PSSM-10411 mm11.43 mm22.4 mm3.33 mmRockwell C25SilverWedge LockStainless Steel£688.56200
QSSM-10512 mm12.95 mm23.8 mm3.45 mmRockwell C25SilverWedge LockStainless Steel£352.73100
RSSM-10614 mm14.53 mm28.7 mm3.23 mmRockwell C25SilverWedge LockStainless Steel£426.54100
SSSM-10716 mm16.53 mm31.7 mm3.4 mmRockwell C25SilverWedge LockStainless Steel£469.56100
TSSM-10820 mm20.82 mm35.1 mm4.65 mmRockwell C25SilverWedge LockStainless Steel£706.95100
USSM-10922 mm22.44 mm37.3 mm6.1 mmRockwell C25SilverWedge LockStainless Steel£364.0550
VSSM-11024 mm25.78 mm41.3 mm6.1 mmRockwell C25SilverWedge LockStainless Steel£442.5450
123...16

Lock Washers

Lock washers are used for creating tight assemblies with ordinary fasteners. Raptor Supplies offers a wide range of lock washers from brands like Unistrut, Vulcan-Hart, Midwest Acorn Nut, Fabory, Super-Strut, Metric Blue, Woodhead, Foreverbolt, Cooper B-Line, Disc-Lock and Armor Coat. These lock washers grab adjoining materials for preventing loosening due to vibration.

Frequently Asked Questions

How to install a lock washer?

  • Place the lock washer between the threaded fastener (like a nut) and the screw / bolt head.
  • Make sure that the lock washer press against the fastener & other adjacent surfaces and forms a tight connection. Press the fastener down to lock the grooves of a tooth lock washer with the grooves of the nut.
  • Use a wrench or ratchet to tighten the nut or threaded fastener.
  • Make sure that the teeth of the tooth lock washer are covered completely by the nut / fastener head, or that the split lock washer is slightly out of alignment to indicate tension on the threaded fastener. Users may loosen the nut / threaded fastener to adjust the washer if it is not operating correctly.

How to remove a lock washer?

  • After the operation is completed, the washer can be removed by simply removing the nut / threaded fastener that is holding the washer in place using a vise-grip or pipe wrench.
  • Use a flat screwdriver to pry the lock washer off. When removing a split washer, the screwdriver head should be placed inside the split or beneath the washer and pushed. When removing a washer having teeth, the screwdriver head should be placed under a tooth and pushed up, repeating the procedure with more teeth if required. For other lock washer types, the screwdriver head can be placed below the washer and pushed up. The washer may break during removal, depending on the amount of pressure being applied.
  • If the lock washer does not budge, use penetrating oil and repeat the previous step.
  • Some lock washers can be used multiple times easily. Other washers (split lock) can be used only 1 or 2 times. Users should not reuse a split lock washer or other damaged washers. Do not use old washers in high-stress joint applications.

What is the difference between lock washers and flat washers?

Flat washers are suitable for increasing the surface area and distributing the applied force when tightening the fastener. They can be used on the fastener's bolt & nut sides, or used as spacers where using a bolt may not be suitable.
Lock washers create tension during tightening to prevent the loosening of nuts. They are generally used on the fastener's nut side for applications involving vibrations.

Which type of lock washers has the highest vibration resistance?

Split Lock, Tooth Lock, Diamond-Coated Lock, Spring Lock and Wedge Lock type lock washers have vibration resistance in ascending or increasing order.

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