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Step 1 Add the items into your cart or submit a Purchase order
Step 2 Checkout, select NET30 payment (provide company registration and VAT number)
Step 3 Delivery via TNT or Royal Mail and receive invoice for payment in 30-days
Step 4 Make payment via BACS to our factoring partner,
| Item | Key Locking Thread Insert |
| Drill Size | I |
| External Class | Class 2A |
| External Thread Size | 5/16"-18 |
| Finish | Black Phosphate |
| Installation | 5XA39 |
| Internal Class | Class 3B |
| Internal Thread Size | #8-32 |
| Length | 0.31" |
| Material | Steel |
| Min. Full Thread Depth | 0.37" |
| System Of Measurement | Imperial |
| Thread Type | Coarse |
| Type | 4 Locking Keys |
| Wall Type | Thick |
| Compatible Tap Size | 5/16"-18 |
| Compatible With Grainger Part Number | 5XA39 |
| Display Qty | 10 |
| Drill Bit Size | I |
| External Thread Fit | 2A |
| Features | Locking Keys to Hold In Place, Positive Mechanical Lock, Prevents Rotational Spinout From Vibration or torque |
| Insert Diameter | 5/16" |
| Internal Thread Fit | 3B |
| Material Grade/class | Grade C1215 |
| Maximum Hole Diameter | 0.272" |
| Minimum Installation Depth | 3/8" |
| Number Of Locking Keys | 4 |
| Overall Length | 5/16" |
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 0.76 |
| Ship length (cm) | 5.08 |
| Ship width (cm) | 3.3 |
| HS code | 7318190000 |
| Country of Origin | HU |
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
Trade pricing is available for 
Order Value should be £500+