MARTIN SPROCKET E12B21 Sprocket, 12B-3 Chain, 21 Teeth, 127.816 mm Pitch Dia., 139.564 mm O.D., Steel
Item: AJ9NBQ
Model: E12B21
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139.564 mm
£437.33/unit
(ex. VAT)
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Specifications
| Bore Diameter | 20 mm to 70 mm |
|---|---|
| Chain Size | #12B-3 |
| Hub Diameter | 100 mm |
| Length Through Bore | 69.977 mm |
| Material | High Carbon Steel |
| No. Of Teeth | 21 |
| Number Of Teeth | 21 |
|---|---|
| O.d. | 139.564 mm |
| Outside Dia. | 139.564 mm |
| Pitch | 19.05 mm |
| Pitch Dia. | 127.816 mm |
| Type | Type B Solid Stock Bore Triple Strand |
Product Details
Roller Chain Sprocket
Shipping Information
| height | 2.54 |
|---|---|
| length | 13.94 |
| width | 13.94 |
| country of origin | US |
|---|---|
| weight | 5.274000 |
Related Products
| Style | Model | Pitch Dia. | Outside Dia. | Number Of Teeth | Length Through Bore | Pitch | Price (ex. VAT) | Cart |
|---|---|---|---|---|---|---|---|---|
| A | E12B11 | 67.617 mm | 79.365 mm | - | 70.002 mm | 19.05 mm | 307.62 | |
| B | E12B12 | 73.604 mm | 85.351 mm | 12 | 70.002 mm | 19.05 mm | 316.77 | |
| C | E12B13 | 79.602 mm | 91.349 mm | 13 | 70.002 mm | 19.05 mm | 343.28 | |
| D | E12B15 | 91.625 mm | 103.373 mm | 15 | 70.002 mm | 19.05 mm | 365.67 | |
| E | E12B17 | 103.674 mm | 115.421 mm | 17 | 70.002 mm | 19.05 mm | 405.43 | |
| F | E12B19 | 115.739 mm | 127.486 mm | 19 | 70.002 mm | 19.05 mm | 448.07 | |
| G | E12B20 | 121.776 mm | 133.524 mm | - | 70.002 mm | 19.05 mm | 412.76 |
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