S-90715A123 1"-14 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance with nylon insert locking technology that maintains secure fastening under dynamic loads
• Exceptional corrosion resistance in harsh environments thanks to 316 stainless steel construction
• Reliable high-temperature performance with nylon insert rated up to 220°F for demanding applications
• Precise thread engagement with Class 2B fine thread fit ensuring consistent, secure connections
• Easy installation and removal with standard external hex drive compatible with common tools
• Environmental compliance assurance meeting RoHS 3 and REACH standards for regulated industries
• Durable industrial-grade construction with standard hex profile for reliable torque transmission

Professional Applications & Engineering Value

This 316 stainless steel nylon insert locknut delivers critical performance in applications where vibration-induced loosening poses significant reliability risks. The nylon insert locking mechanism creates consistent friction against mating threads, maintaining clamp load integrity in machinery, transportation equipment, and processing systems. The 1"-14 fine thread configuration provides superior thread engagement compared to coarse threads, while the Class 2B thread fit ensures precise mating with standard male threads. Particularly valuable in chemical processing, marine environments, and food processing equipment, the 316 stainless steel material offers enhanced corrosion resistance over standard grades, making this external hex locknut an engineering solution for demanding industrial fastening requirements.

Specification Summary & Compliance

This locknut features 1"-14 UNS fine threads with Class 2B thread fit per standard specifications, ensuring dimensional accuracy and compatibility with mating components. The external hex drive measures 1-7/16" across flats with a height of 1-3/64" for standard tool engagement. Manufacturing complies with industry standards for nylon insert locknuts, with full compliance to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming suitability for applications requiring verified material composition and restricted substance control.