S-95615A210 1/2"-13 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through nylon insert technology that maintains secure fastening in high-motion environments
• Enhanced corrosion protection with zinc-plated steel construction for extended service life in demanding conditions
• High-strength performance meeting Grade 5 specifications, ensuring reliable load-bearing capacity for industrial applications
• Easy installation and removal with standard external hex drive design compatible with common wrench tools
• Temperature resilience with nylon insert rated to 220°F, maintaining locking performance in elevated temperature environments
• Precise thread engagement with UNC coarse threads and Class 2B fit for consistent, reliable mating with standard bolts
• Regulatory compliance with REACH and RoHS 3 standards, ensuring environmental and safety requirements are met

Professional Applications & Engineering Value

This Grade 5 zinc-plated steel locknut delivers exceptional engineering value through its nylon insert locking mechanism that effectively counters vibration-induced loosening in demanding applications. The UNC coarse thread configuration ensures rapid assembly while maintaining secure fastening in machinery, automotive, and construction equipment where constant motion threatens joint integrity. The zinc-plated finish provides crucial corrosion resistance, extending service life in environments exposed to moisture and industrial chemicals. With its 220°F temperature rating, this nylon insert lock nut maintains reliable performance in engine compartments, industrial machinery, and outdoor equipment where thermal cycling would compromise inferior fasteners. The combination of vibration resistance, corrosion protection, and high-temperature capability makes this fastener ideal for permanent fastening solutions that cannot risk failure.

Specification Summary & Compliance

This 1/2"-13 nylon insert lock nut features UNC coarse threads with Class 2B thread fit for precise dimensional accuracy and reliable mating with standard bolts. Manufactured from Grade 5 steel with external hex drive (3/4" width) and right-hand threading, the component ensures compatibility with industrial standards. The product fully complies with REACH (EC 1907/2006) regulations and RoHS 3 (2015/863/EU) directives, meeting current environmental and safety requirements for industrial fasteners.