S-91375A050 0-80 x 1/16" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Maximum holding power with Class 3A thread fit for secure, vibration-resistant fastening in precision assemblies
• Superior corrosion resistance from black-oxide coating, extending service life in harsh industrial environments
• Exceptional durability with Rockwell C45 hardness alloy steel, maintaining integrity under high stress
• Space-saving headless design allows flush mounting where clearance is limited
• Precise torque application via 0.028" hex drive, preventing tool slippage and damage
• Reliable fine thread engagement with UNF 0-80 threading for superior grip in thin materials
• Cup tip design creates positive seating and minimal surface marring during installation

Professional Applications & Engineering Value

Engineered for demanding industrial applications, this 0-80 UNF set screw solves critical challenges in precision machinery and equipment assembly. The black-oxide alloy steel construction provides excellent corrosion resistance while maintaining Rockwell C45 hardness for long-term reliability in high-vibration environments. The headless hex drive design enables installation in confined spaces where traditional fasteners cannot fit, while the Class 3A thread fit ensures tight tolerances for maximum clamping force. Particularly valuable in electronics, aerospace components, and precision instruments, this fine thread set screw delivers consistent performance where millimeter-level accuracy is paramount.

Specification Summary & Compliance

This precision fastener features 0-80 UNF fine threads with Class 3A thread fit for superior dimensional accuracy and holding power. Manufactured to ASME B18.3 specifications (ASTM F912) with a length of 1/16" and 0.028" hex drive. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental and safety standards for industrial use.