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DETAILS
DESCRIPTION
USS Prevailing Torque Lock Nut for use with SAE J429 Grade 5 fasteners. Complies with ASTM A563 Grade B; IFI 100/10. Zinc Yellow. Locks in all positions. All metal, plated and waxed. Proof Load: 120,000 psi. One piece all steel. Easy to apply.
Highlights:
- Tempering Temperature: 800° F. (minimum)
- Decarburization: SAE J121
- Discontinuities: SAE J122A
- Rockwell Hardness: B69-C32
- Size: 5/16–18"
- Width Across Flats: 1/2"
- Pack of 100