S-94135A632 3/8"-16 x 2" ASME B18.6.3 Tamper-Resistant Drilled Spanner Stainless Steel Truss Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Superior load distribution thanks to the wide rounded truss head design, reducing surface damage and material stress
• High tensile strength of 70,000 PSI ensures reliable performance in demanding structural and heavy-duty applications
• Secure and tamper-resistant installation with the drilled spanner drive, preventing slippage during tightening
• Easy alignment and faster assembly with UNC coarse threading and Class 2A thread fit, minimizing cross-threading risks
• Full-length threading provides maximum grip and holding power along the entire 2-inch length
• Compliance with ASME B18.6.3 standards guarantees dimensional accuracy and interchangeability for professional use

Professional Applications & Engineering Value

This 3/8"-16 x 2" rounded truss head screw is engineered to solve critical challenges in industrial assembly and construction. The 18-8 stainless steel material offers excellent resistance to rust and oxidation, making it suitable for outdoor equipment, marine hardware, and chemical processing facilities where environmental durability is essential. The wide truss head design distributes clamping force over a larger surface area, preventing sheet metal distortion and reducing the need for washers. Combined with UNC coarse threading and Class 2A thread fit, it ensures quick, secure fastening in wood, metal, and composite materials, while the drilled spanner drive provides reliable torque transmission in high-vibration applications like machinery, conveyor systems, and structural frameworks.

Specification Summary & Compliance

This screw features precision UNC 3/8"-16 coarse threads with Class 2A tolerance for consistent fit and performance. It is manufactured in compliance with ASME B18.6.3 specifications, ensuring dimensional accuracy and mechanical reliability. The product is fully RoHS 3 (2015/863/EU) compliant and meets REACH (EC 1907/2006) requirements, confirming its suitability for regulated industrial and commercial applications without hazardous substances.