S-91772A632 5/16"-18 x 2" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional mechanical strength offering 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing applications
• Easy, secure installation thanks to the Phillips No. 4 drive and fully threaded UNC coarse spacing design
• Precise thread fit with Class 2A tolerance ensuring consistent engagement and vibration resistance
• Broad compliance with ASME B18.6.3 standards, RoHS 3, and REACH for trusted quality and environmental safety
• Versatile pan head profile providing a low-profile, rounded finish for smooth surface contact
• Durable performance in demanding settings, from machinery assembly to structural fastening

Professional Applications & Engineering Value

Engineered for demanding industrial use, this 5/16"-18 x 2" stainless steel rounded head screw addresses common challenges like corrosion, vibration loosening, and mechanical stress. The passivated 18-8 stainless steel material ensures long-term durability in moist or chemically aggressive environments, while the UNC coarse thread and Class 2A fit enable quick assembly and secure fastening in metals, plastics, and composites. With a Phillips drive for efficient torque application and a fully threaded design for maximum grip, this screw is ideal for machinery, equipment manufacturing, and structural applications where reliability and compliance with ASME B18.6.3 are critical.

Specification Summary & Compliance

This screw features a 5/16"-18 UNC coarse thread with Class 2A dimensional accuracy, ensuring precise fit and interchangeability. It is manufactured in accordance with ASME B18.6.3 specifications and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial and commercial use.