S-95307A600 5/16"-24 MS21042-5 Flange Nuts

Key Features & Benefits at a Glance

• Superior vibration resistance through distorted thread locking technology that maintains secure fastening in high-stress environments
• Enhanced corrosion protection with cadmium yellow-chromate plating that withstands harsh industrial conditions
• Precision thread engagement with Class 3B fit ensuring reliable performance in critical applications
• Integrated flange design eliminates need for separate washers while providing 0.52" bearing surface for better load distribution
• Military-grade reliability meeting MS21042-5 specifications for aerospace and defense applications
• Easy installation and removal with standard external hex drive compatible with common tools
• Fine thread configuration (5/16"-24 UNF) delivers superior clamping force and resistance to loosening

Professional Applications & Engineering Value

This flange lock nut with distorted thread technology provides engineered solutions for vibration-intensive environments where fastener failure is not an option. The cadmium yellow-chromate plated steel construction offers exceptional corrosion resistance while maintaining the strength required for aerospace assemblies, heavy-duty automotive systems, and industrial machinery. The integrated flange design (0.52" diameter) distributes clamping force evenly, reducing surface damage and eliminating the need for additional washers. With Class 3B thread fit and UNF fine threads, this nut maintains precise tolerances under dynamic loads, making it ideal for applications where thermal cycling and mechanical stress demand reliable locking performance without compromising reusability.

Specification Summary & Compliance

This precision fastener features 5/16"-24 UNF fine threads with Class 3B thread fit for superior engagement and consistent performance. The nut complies with MS21042-5 military specifications and incorporates distorted thread locking technology for vibration resistance. Physical dimensions include 0.52" flange diameter, 0.04" flange thickness, 3/8" width, and 17/64" height. The external hex drive provides standard tool compatibility, while the right-hand thread direction ensures conventional installation. Manufacturing meets rigorous quality standards suitable for defense, aerospace, and industrial applications requiring certified components.