S-92196A325 1/4"-28 x 1" ASME B18.3 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh industrial environments
• Exceptional mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable load-bearing performance
• Precise thread engagement with Class 3A fine UNF threads ensuring superior vibration resistance and secure fastening
• Optimized torque transmission through the 3/16" hex drive socket, preventing stripping and enabling high-tightening accuracy
• Full thread coverage along the 1" length provides maximum grip and adjustment flexibility in assemblies
• Industry-standard compliance with ASME B18.3 specifications guarantees dimensional accuracy and interchangeability
• Environmental regulation adherence through RoHS 3 and REACH compliance for safe use in regulated industries

Professional Applications & Engineering Value

Engineered for demanding precision applications, these socket head cap screws deliver critical performance where reliability is non-negotiable. The 18-8 stainless steel material provides excellent corrosion resistance in manufacturing, automotive, and machinery sectors, while the fine UNF threads (1/4"-28) with Class 3A fit maintain clamping force under vibration. The hex drive socket allows high torque application in confined spaces, making these industrial fasteners ideal for precision equipment, jigs, and fixtures requiring repeated disassembly without thread degradation.

Specification Summary & Compliance

This socket head cap screw features a 1/4"-28 UNF fine thread with Class 3A tolerance for precise fit, manufactured per ASME B18.3 standards. The inch-system dimensions include 1" length, 3/8" head diameter, and 3/16" hex drive. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and material traceability.