S-94105A022 3-48 x 3/16" ASME B18.3, ASTM F912 Set Screws

Key Features & Benefits at a Glance

• Enhanced corrosion resistance through black-oxide coating, extending service life in demanding environments
• Superior thread engagement with Class 3A precision fit for reliable, vibration-resistant fastening
• High-strength performance from alloy steel construction with Rockwell C45 hardness rating
• Secure installation with 0.050" hex drive providing positive torque transmission
• Space-saving design as headless set screw for applications with limited clearance
• Quick assembly with coarse UNC threads reducing installation time
• Regulatory compliance meeting ASME B18.3, RoHS 3, and REACH standards for global acceptance

Professional Applications & Engineering Value

These black-oxide alloy steel set screws deliver exceptional performance in precision machinery, automotive components, and industrial equipment where vibration resistance and corrosion protection are critical. The 3-48 UNC coarse thread configuration ensures rapid installation while maintaining secure fastening in high-stress applications. The headless design with 0.050" hex drive allows for flush mounting in confined spaces, making them ideal for shaft collars, gears, and pulleys. The combination of Class 3A thread fit and Rockwell C45 hardness provides reliable clamping force without stripping or deformation, solving common industrial fastening challenges in manufacturing and maintenance operations.

Specification Summary & Compliance

This set screw features 3-48 UNC coarse threads with Class 3A precision tolerance for superior thread engagement. Manufactured to ASME B18.3 specifications (ASTM F912) with black-oxide surface treatment on alloy steel substrate. The product maintains full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for global industrial applications requiring strict regulatory adherence.