S-94820A510 3/4"-16 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through flex-top locking design that maintains clamp force in high-stress environments
• Enhanced corrosion protection with black-oxide steel finish for extended service life in industrial conditions
• Precise thread engagement with Class 2B fit ensuring reliable performance and reduced cross-threading risk
• Optimal torque transmission via standard external hex drive design compatible with common wrenching tools
• Fine thread advantage with 3/4"-16 UNF configuration providing better tension control in critical assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for global industrial applications
• Dimensional consistency with standardized 1-1/16" width and 57/64" height for predictable installation

Professional Applications & Engineering Value

This black-oxide steel flex-top hex locknut delivers exceptional engineering value in applications where vibration-induced loosening compromises safety and performance. The flex-top locking mechanism creates consistent friction against mating threads, effectively resisting rotational forces in machinery, automotive, and heavy equipment assemblies. The UNF fine thread configuration (3/4"-16) offers superior clamping force distribution compared to coarse threads, making it ideal for precision equipment requiring minimal clearance. The external hex drive ensures compatibility with standard tools while the black-oxide coating provides reliable corrosion resistance without significantly altering dimensions. Engineered for demanding industrial environments, this locknut maintains joint integrity in high-vibration applications while meeting stringent regulatory requirements.

Specification Summary & Compliance

This locknut features Class 2B thread fit per UNF standards with precise 3/4"-16 fine threading and right-hand direction. Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial distribution. The standard hex profile with 1-1/16" width and 57/64" height maintains dimensional consistency across production batches for reliable performance in critical fastening applications.