S-94519A102 1/2"-13 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance with nylon insert locking that maintains secure fastening up to 250°F (121°C)
• Exceptional corrosion resistance thanks to 316 stainless steel construction, ideal for harsh environments
• Enhanced torque application and grip provided by the extra wide hex profile, reducing tool slippage
• Reliable coarse threading with UNC 1/2"-13 and Class 2B fit for quick assembly and consistent performance
• Durable external hex drive allows for standard tool use and easy installation in tight spaces
• Compliance with global standards including RoHS 3 and REACH, ensuring safety and environmental responsibility
• Right-hand thread design for standard application compatibility and straightforward installation

Professional Applications & Engineering Value

This nylon insert locknut in 316 stainless steel is engineered to address critical challenges in industrial settings, such as vibration-induced loosening and corrosion. The nylon locking element creates consistent friction to prevent back-off under dynamic loads, making it ideal for machinery, automotive, and marine applications. Its extra wide hex profile enhances torque transmission, reducing the risk of rounding during high-stress installations. With a coarse UNC thread and external hex drive, it ensures quick, reliable fastening in demanding environments where temperature fluctuations and exposure to chemicals are common. This locknut provides long-term reliability, minimizing maintenance needs and downtime in industrial locknut applications.

Specification Summary & Compliance

This locknut features precise Class 2B thread fit and adheres to UNC coarse thread standards for consistent performance. Dimensions include a width of 7/8" and height of 45/64". It is manufactured to comply with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets strict environmental and safety guidelines for industrial use.