S-91781A152 6-32 x 7/8" ASME B18.6.3 Stainless Steel Slotted Flat Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel and passivated finish, ideal for harsh environments
• Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B80 hardness for reliable load-bearing
• Precise flush mounting thanks to the 82° countersink angle and standard flat head profile
• Easy installation and removal with a standard slotted drive and right-hand coarse (UNC) threading
• Consistent thread engagement ensured by Class 2A thread fit and fully threaded design
• Broad industrial compatibility meeting ASME B18.6.3 specifications for dimensional accuracy
• Environmentally compliant with RoHS 3 and REACH regulations for safe, sustainable use

Professional Applications & Engineering Value

These 6-32 UNC flat head screws are engineered from 18-8 stainless steel with a passivated finish to combat corrosion in demanding settings like machinery, electronics, and outdoor equipment. The fully threaded coarse (UNC) design and Class 2A thread fit provide quick, secure fastening, reducing assembly time and minimizing loosening from vibrations. With an 82° countersink angle and flat head, they sit flush on surfaces, preventing snagging and enhancing aesthetics. Ideal for applications requiring high tensile strength and compliance with ASME B18.6.3, these screws offer long-term reliability in industrial fastening.

Specification Summary & Compliance

This screw features a 6-32 UNC coarse thread with Class 2A fit for standard tolerance, a length of 7/8 inch, and full threading. It conforms to ASME B18.6.3 for dimensional accuracy and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material reliability.