S-90152A262 10-32 x 1 1/4" ASME B18.3, ASTM F837 Stainless Steel Wire-Lockable Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and long-term reliability.
• Exceptional mechanical strength offering 80,000 psi tensile strength and Rockwell B70 hardness for high-load applications without failure.
• Precise and secure fastening ensured by Class 3A thread fit and fine UNF threads, minimizing loosening under vibration.
• Optimized torque transmission via the 5/32" hex drive and standard socket head, allowing for easy installation in confined spaces.
• Reliable partial threading with a 7/8" minimum thread length, providing controlled engagement and reduced risk of cross-threading.
• Broad regulatory compliance meeting ASME B18.3, RoHS 3, and REACH standards for safe use in global industrial markets.
• Durable right-hand thread design ensures consistent performance in standard assembly and maintenance operations.

Professional Applications & Engineering Value

This 10-32 UNF Socket Head Cap Screw is engineered from 18-8 Stainless Steel to address critical challenges in precision machinery, automotive, and aerospace sectors. Its fine thread spacing and Class 3A thread fit deliver superior clamp load retention, reducing the need for frequent retightening in high-vibration environments. The partially threaded rod design allows for exact positioning and stress distribution, preventing material damage in sensitive assemblies. With an 80,000 psi tensile strength and corrosion-resistant properties, it offers a dependable solution for applications demanding both high-strength fastening and longevity, such as electronic enclosures, industrial robots, and hydraulic systems. The hex drive and standard head profile further streamline installation, saving time and labor in production lines.

Specification Summary & Compliance

This screw adheres to ASME B18.3 specifications, with a Class 3A thread fit for precise dimensional accuracy and consistent performance. It features a 10-32 UNF thread size, 7/8" minimum thread length, and fine thread spacing to meet rigorous engineering standards. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), it ensures environmental safety and regulatory acceptance in international markets.