S-94407A106 3/8"-16 Locknuts

Key Features & Benefits at a Glance

• Superior vibration resistance through nylon insert locking mechanism for reliable performance in dynamic applications
• Enhanced corrosion protection with black-oxide coated 18-8 stainless steel construction
• Wide temperature compatibility with nylon insert rated up to 220°F for diverse industrial environments
• Precise thread engagement with Class 2B fit UNC coarse threads ensuring consistent fastening performance
• Standard external hex design for easy installation using common wrench tools
• Environmental compliance meeting RoHS 3 and REACH standards for global manufacturing requirements
• Right-hand threading compatible with standard industrial fastening systems

Professional Applications & Engineering Value

This 3/8"-16 nylon insert locknut delivers exceptional engineering value in applications where vibration-induced loosening poses significant reliability concerns. The black-oxide 18-8 stainless steel construction provides superior corrosion resistance while the nylon insert locking mechanism creates consistent friction against mating threads, maintaining clamp load under extreme conditions. The UNC coarse thread profile with Class 2B fit ensures rapid assembly and reliable performance in heavy machinery, automotive systems, and industrial equipment. With a maximum temperature rating of 220°F, this locknut maintains its locking integrity across diverse operating environments, from manufacturing plants to outdoor installations where thermal cycling occurs.

Specification Summary & Compliance

Manufactured to precise dimensional standards with Class 2B thread fit and UNC thread form (3/8"-16 coarse thread). Features standard hex profile (9/16" width) and right-hand threading. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, ensuring suitability for regulated industrial applications worldwide.