S-90047A160 3/4"-16 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through center lock distorted thread technology that maintains secure fastening under extreme conditions
• Exceptional corrosion resistance provided by 18-8 stainless steel construction for long-lasting performance in harsh environments
• Precise thread engagement with Class 2B thread fit ensuring reliable mating with male threads and consistent clamping force
• Easy installation and removal with standard external hex drive design compatible with common wrenching tools
• Environmental compliance assurance meeting both RoHS 3 and REACH regulations for safe use in regulated industries
• Fine thread advantage with UNF 3/4"-16 configuration providing better tension control and reduced loosening tendency
• Dimensional reliability with standardized 1-1/8" width and 41/64" height for consistent performance across applications

Professional Applications & Engineering Value

This distorted thread locknut delivers critical vibration resistance where conventional fasteners fail. The center lock technology creates controlled interference along the thread path, generating consistent locking force without compromising the 18-8 stainless steel material integrity. Engineered for heavy-duty industrial applications including machinery, transportation equipment, and structural assemblies, this external hex locknut solves the persistent challenge of fastener loosening under dynamic loads. The UNF fine thread configuration provides superior clamp load distribution while the corrosion-resistant properties ensure reliable performance in outdoor, marine, and chemical exposure environments. This combination of vibration-resistant locking and material durability makes it an optimal choice for critical joints where safety and reliability are paramount.

Specification Summary & Compliance

This 3/4"-16 UNF locknut features Class 2B thread fit per UNF standards, ensuring precise dimensional accuracy and reliable thread engagement. The manufacturing follows standardized inch system specifications with right-hand thread direction and standard hex nut profile. Compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming environmental safety and restricted substance adherence. The distorted thread locking mechanism maintains consistent performance while meeting industrial fastener requirements for vibration-prone applications.