S-91785A190 8-32 x 1/4" ASME B18.6.3 Stainless Steel Truss Head Slotted Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction and passivated finish, ideal for harsh environments.
• High tensile strength of 100,000 psi ensures reliable performance under heavy loads and vibration.
• Wide rounded truss head design provides a larger bearing surface for secure fastening and reduced surface damage.
• Fully threaded UNC coarse thread allows for faster installation and better grip in a variety of materials.
• Class 2A thread fit guarantees consistent, precise engagement for smooth assembly and disassembly.
• Rockwell B100 hardness offers excellent durability and resistance to wear over time.
• Compliance with ASME B18.6.3, RoHS 3, and REACH ensures safety, quality, and environmental standards are met.

Professional Applications & Engineering Value

This 8-32 UNC machine screw is engineered to address common industrial challenges such as corrosion, high stress, and assembly efficiency. Made from 18-8 stainless steel with a passivated finish, it resists rust and chemical exposure, making it suitable for applications in manufacturing, automotive, and outdoor equipment. The rounded truss head and slotted drive facilitate easy installation while distributing clamping force evenly to prevent material distortion. With its coarse threading and fully threaded design, it ensures quick, secure fastening in metals and plastics, reducing downtime and maintenance costs in demanding environments.

Specification Summary & Compliance

This screw features precise Class 2A thread fit and adheres to UNC coarse thread standards for consistent performance. Manufactured in compliance with ASME B18.6.3, it meets rigorous engineering specifications. Additionally, it is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, ensuring it is free from hazardous substances and safe for industrial use.