S-90045A013 8-32 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through top-lock distorted thread technology that maintains secure fastening in high-motion environments
• Excellent corrosion protection with 18-8 stainless steel construction for extended service life in harsh industrial conditions
• Precise thread engagement with Class 2B thread fit ensuring reliable performance and consistent clamping force
• Optimized torque application through external hex drive design that enables efficient installation with standard tools
• Industry-standard compatibility with UNC coarse 8-32 threading for seamless integration with existing fastener systems
• Compact dimensional profile (11/32" width × 1/8" height) providing space-efficient locking solutions in confined assemblies
• Regulatory compliance assurance meeting RoHS 3 and REACH standards for safe use across global industrial applications

Professional Applications & Engineering Value

This 8-32 UNC top lock locknut delivers critical vibration-resistant performance for demanding industrial applications where secure fastening is paramount. The distorted thread locking mechanism creates consistent interference along the mating thread, eliminating the need for additional locking components while providing reliable resistance to rotational loosening. Manufactured from 18-8 stainless steel, this external hex locknut offers exceptional corrosion resistance in environments exposed to moisture, chemicals, or temperature variations. The Class 2B thread fit ensures precise engagement with mating components while the standardized UNC coarse threading facilitates quick installation across machinery, automotive assemblies, electrical enclosures, and structural frameworks where vibration-induced failure must be prevented.

Specification Summary & Compliance

This locknut features 8-32 UNC coarse threads with Class 2B thread fit tolerances and right-hand thread direction. The external hex drive measures 11/32" across flats with a total height of 1/8". Manufacturing complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental compliance for industrial applications worldwide. The top-lock distorted thread design provides consistent locking performance without compromising thread integrity or reusability.