S-91375A437 10-32 x 3/16" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide coating for reliable performance in demanding industrial environments.
• Superior thread precision with Class 3A fit ensuring tight, secure fastening and reduced risk of loosening under vibration.
• High-strength durability from alloy steel and Rockwell C45 hardness, providing excellent wear resistance and long service life.
• Secure component locking thanks to the cup tip design, offering maximum gripping power on shafts and collars.
• Easy installation and removal with 3/32" hex drive, allowing efficient tool engagement in confined spaces.
• Wide compatibility with 10-32 UNF fine threads, ideal for precision assemblies requiring fine adjustments.
• Compliance with industry standards including ASME B18.3, RoHS 3, and REACH, ensuring safety and environmental responsibility.

Professional Applications & Engineering Value

This black-oxide alloy steel set screw is engineered to address common industrial challenges such as component slippage and corrosion in machinery. Featuring a 10-32 UNF fine thread and Class 3A fit, it delivers precise, vibration-resistant fastening for applications like motor shafts, gears, and precision instruments. The cup tip design enhances grip on rotating parts, preventing movement under high torque, while the headless style and 3/32" hex drive facilitate easy installation in tight spaces. Made from high-hardness alloy steel, it withstands repetitive stress, making it ideal for industrial set screws in automotive, aerospace, and manufacturing sectors where reliability is critical.

Specification Summary & Compliance

This set screw adheres to Class 3A thread fit for high precision in inch measurements, with 10-32 UNF fine threads and right-hand direction. It meets ASME B18.3 specifications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability for industrial use.