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Product Specifications:
| Item | Hex Locknut |
| Class | Not Applicable |
| Dimensional Standards | Asme B18.16.6 |
| Finish | Zinc Plated |
| Grade | Grade 8 |
| Hex Height | 23/64" |
| Hex Type | Jam Hex |
| Hex Width | 1/2" |
| Lock Type | Nylon Insert |
| Material | Steel |
| Material Grade/class | Grade 8 |
| Nut Height | 23/64" |
| Nut Type | Nylon Insert |
| System Of Measurement | Imperial |
| Thread Direction | Right Hand |
| Thread Size | 5/16"-24 |
| Thread Type | Fine |
| Type | Jam Hex |
Shipping Info:
| Ship weight (kg) | 0.35 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.99 |
| HS code | 7318160085 |
| Country of Origin | TW |
Product Variants
| Product | Model | Thread Size | Hex Width | Hex Height | Nut Height | Hex Type | Nut Type | Type | Material | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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U12381.025.0002 | 1/4"-28 | 7/16" | 1/4" | 1/4" | Jam Hex | Nylon Insert | Jam Hex | Steel | 100 | €135.08 | |
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U12381.050.0002 | 1/2"-20 | 3/4" | 19/32" | 3/5" | Jam Hex | Nylon Insert | Jam Hex | Steel | 25 | €76.72 | |
![]() |
U12381.062.0002 | 5/8"-18 | 15/16" | 3/4" | 3/4" | Jam Hex | Nylon Insert | Jam Hex | Steel | 10 | €55.91 | |
![]() |
U12381.075.0002 | 3/4"-16 | 1 1/16" | 57/64" | 0.888" | Jam Hex | Nylon Insert | Jam Hex | Steel | 10 | €70.70 | |
![]() |
U12381.087.0002 | 7/8"-14 | 1 1/4" | 1" | 1" | Jam Hex | Nylon Insert | Jam Hex | Steel | 5 | €67.46 | |
![]() |
U12381.101.0002 | 1"-14 | 1.437" | 1 1/8" | 1 1/8" | Jam Hex | Nylon Insert | Jam Hex | Steel | 5 | €62.73 | |
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U12381.112.0002 | 1 1/8"-12 | 1 5/8" | 1 9/32" | 1 9/32" | Jam Hex | Nylon Insert | Jam Hex | Steel | 5 | €126.99 |
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APPROVED VENDOR U12381.031.0002 Hex Locknut, 5/16 In - 24 Thread Size, Nylon Insert, 1/2 In Hex Wd., Jam Hex, Gr. 8, Steel
€388.42 /pack




