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Product Specifications:
| Item | Hex Locknut |
| Class | Not Applicable |
| Finish | Zinc Plated |
| Grade | Grade A |
| Hardness | Rockwell B68-C32 |
| Hex Height | 15/32" |
| Hex Type | Flange Hex Top Lock |
| Hex Width | 11/16" |
| Lock Type | Top Lock Distorted Thread |
| Material | Steel |
| Material Grade/class | Grade F |
| Nut Height | 15/32" |
| Nut Type | Conical Top Flange Lock Nut |
| Nut Type | Top Lock Distorted Thread |
| System Of Measurement | Imperial |
| Temp. | -58°F to +302°F |
| Thread Direction | Right Hand |
| Thread Size | 7/16"-14 |
| Thread Type | Coarse |
| Type | Flange Hex Top Lock |
| Washer Outside Dia. | 0.93" |
Shipping Info:
| Ship weight (kg) | 0.37 |
| 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 | Washer Outside Dia. | Hardness | Hex Type | Max. Temp. | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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U12100.025.0001 | 1/4"-20 | 7/16" | 9/32" | 9/32" | 14/25" | Rockwell B68-C32 | Flange Hex Top Lock | - | 100 | €11.00 | |
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U12100.031.0001 | 5/16"-18 | 1/2" | 11/32" | 11/32" | 17/25" | Rockwell B68-C32 | Flange Hex Top Lock | - | 100 | €16.43 | |
![]() |
U12100.037.0001 | 3/8"-16 | 9/16" | - | 13/32" | 0.81" | Rockwell B68-C32 | - | - | 50 | €11.57 | |
![]() |
U12100.050.0001 | 1/2"-13 | 3/4" | 37/64" | 37/64" | 1.07" | Rockwell B68-C32 | Flange Hex Top Lock | - | 25 | €13.17 | |
![]() |
U12100.062.0001 | 5/8"-11 | 15/16" | 25/64" | 47/64" | 1.33" | Rockwell B68-C32 | Flange Hex Top Lock | 500°F | 10 | €21.12 | |
![]() |
U12100.075.0001 | 3/4"-10 | 1 1/8" | 3/8" | 53/64" | 1.585" | Rockwell B68-C32 | Flange Hex Top Lock | 500°F | 10 | €41.64 | |
![]() |
U12100.016.0001 | #8-32 | 11/32" | 1/8" | 0.191" | 15/32" | Rockwell B68-C32 | Flange Hex Top Lock | 500°F | 100 | €156.98 |
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APPROVED VENDOR U12100.043.0001 Hex Locknut, 7/16 In - 14 Thread Size, Top Lock Distorted Thread, 11/16 In Hex Wd., Gr. A
€11.88 /pack





