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Product Specifications:
| Item | Hex Locknut |
| Class | Not Applicable |
| Color | Silver |
| Finish | Zinc Plated |
| Grade | Grade C |
| Hex Height | 9/32" |
| Hex Type | Standard Hex Top Lock |
| Hex Width | 7/16" |
| Insert Material | Steel |
| Lock Type | Top Lock Distorted Thread |
| Made In North America | No |
| Material | Steel |
| Material Grade/class | Grade C |
| Nut Height | 9/32" |
| Nut Type | Top Lock Distorted Thread |
| Reach Compliant | Yes |
| Removable | No |
| Resistance Properties | Corrosion Resistant |
| Rockwell Hardness | Hrc 24/32 |
| Rohs Compliant | Yes |
| System Of Measurement | Imperial |
| Temp. Range | -58°F to +302°F |
| Tensile Strength | 150000 psi |
| Thread Direction | Right Hand |
| Thread Fit | 2B |
| Thread Size | 1/4"-20 |
| Thread Type | Coarse |
| Type | Conical Top Lock |
Shipping Info:
| Ship weight (kg) | 0.31 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 16.99 |
| Ship width (cm) | 16.38 |
| HS code | 7318160085 |
| Country of Origin | TW |
Product Variants
| Product | Model | Thread Size | Hex Width | Hex Height | Nut Height | Hardness | Temp. Range | Hex Type | Insert Material | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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U12910.031.0001 | 5/16"-18 | 1/2" | 21/64" | 21/64" | - | -58°F to +302°F | Standard Hex Top Lock | Steel | 100 | €16.05 | |
![]() |
U12910.037.0001 | 3/8"-16 | 9/16" | 13/32" | 13/32" | - | -58°F to +302°F | Standard Hex Top Lock | Steel | 50 | €9.12 | |
![]() |
U12910.043.0001 | 7/16"-14 | 11/16" | 15/32" | 15/32" | - | -58°F to +302°F | Standard Hex Top Lock | Steel | 25 | €11.67 | |
![]() |
U12910.050.0001 | 1/2"-13 | 3/4" | 37/64" | 37/64" | - | -58°F to +302°F | Standard Hex Top Lock | - | 25 | €9.30 | |
![]() |
U12910.062.0001 | 5/8"-11 | 15/16" | 47/64" | 47/64" | - | -58°F to +302°F | Standard Hex Top Lock | - | 10 | €7.45 | |
![]() |
U12910.075.0001 | 3/4"-10 | 1 1/8" | 53/64" | 53/64" | - | -58°F to +302°F | Standard Hex Top Lock | - | 10 | €11.55 | |
![]() |
U12910.087.0001 | 7/8"-9 | 1 5/16" | 59/64" | 59/64" | - | -58°F to +302°F | Standard Hex Top Lock | Steel | 5 | €11.41 |
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APPROVED VENDOR U12910.025.0001 Hex Locknut, 1/4 In - 20 Thread Size, Top Lock Distorted Thread, 7/16 In Hex Wd., Gr. C
€10.62 /pack






