S-91375A667 7/16"-14 x 3/4" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with black-oxide coating, extending service life in harsh industrial environments
• Exceptional thread precision with Class 3A fit ensures secure, vibration-resistant fastening in critical assemblies
• High-strength durability from alloy steel and Rockwell C45 hardness maintains integrity under heavy loads
• Secure hex drive engagement with 7/32" drive prevents stripping during high-torque installation
• Effective positioning control through cup tip design distributes pressure evenly on contacted surfaces
• Reliable coarse threading with UNC 7/16"-14 enables quick installation and strong holding power
• Full regulatory compliance with ASME B18.3, RoHS 3, and REACH ensures safety and environmental standards

Professional Applications & Engineering Value

This 7/16"-14 UNC set screw delivers critical engineering solutions where precision positioning and vibration resistance are paramount. The black-oxide alloy steel construction provides enhanced corrosion protection for machinery, automotive, and manufacturing equipment exposed to demanding conditions. With its Class 3A thread fit and coarse UNC threading, this headless fastener maintains tight tolerances in high-stress applications, preventing loosening under dynamic loads. The cup tip design concentrates clamping force effectively for secure component alignment in shafts, collars, and pulleys. Engineered for industrial set screw applications requiring repeated adjustments, this hex drive fastener combines installation convenience with long-term reliability.

Specification Summary & Compliance

This set screw maintains precision Class 3A thread fit with UNC 7/16"-14 coarse threading and 3/4" length. Manufactured to ASME B18.3 specifications with Rockwell C45 hardness verification. Fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.