S-91770A150 6-32 x 5/8" ASME B18.6.3 Stainless Steel Truss Head Phillips Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ensuring long-term reliability in harsh environments
• Enhanced load distribution from the wide truss head design, reducing surface damage and preventing pull-through in softer materials
• High tensile strength of 70,000 psi provides reliable fastening for demanding industrial applications
• Easy installation and removal with No. 2 Phillips drive, minimizing cam-out and improving assembly efficiency
• Precise thread engagement with Class 2A UNC coarse threads, ensuring consistent performance and vibration resistance
• Full threading along the 5/8" length offers maximum grip and adjustment flexibility in various material thicknesses
• Compliance with major industry standards including ASME B18.6.3, RoHS 3, and REACH for global market acceptance

Professional Applications & Engineering Value

These 6-32 UNC thread screws with passivated 18-8 stainless steel construction address critical industrial fastening challenges where corrosion resistance and structural integrity are paramount. The combination of Rockwell B70 hardness and 70,000 psi tensile strength ensures reliable performance in vibration-prone environments, while the wide truss head design provides superior clamping force distribution that prevents surface damage in electronic enclosures, machinery panels, and automotive assemblies. The coarse threading and Class 2A thread fit enable quick installation in various materials while maintaining secure fastening. These fully threaded screws are particularly valuable in applications requiring consistent thread engagement across multiple material layers, making them ideal for industrial equipment manufacturing, electrical enclosures, and maintenance operations where durability and compliance are essential.

Specification Summary & Compliance

These rounded truss head screws maintain precise Class 2A thread fit according to UNC thread standards with consistent dimensional accuracy. Manufacturing complies with ASME B18.6.3 specifications for mechanical and dimensional requirements. The products are fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and global market acceptance for industrial applications.