S-93595A130 1/4"-20 x 1 1/4" ASTM B456 18-8 Stainless Steel Socket Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with Chrome Plated 18-8 Stainless Steel construction for extended service life in harsh environments
• Exceptional tensile strength rated at 70,000 psi ensures reliable performance under high-stress applications
• Precision Class 3A thread fit provides superior engagement and vibration resistance in critical assemblies
• Rockwell B70 hardness maintains thread integrity and prevents stripping during repeated installations
• Hex socket drive design enables high-torque installation and removal in confined spaces
• Coarse UNC threading allows for quick assembly and reduced cross-threading risks
• Full threading along entire length provides maximum adjustability and holding power

Professional Applications & Engineering Value

This 1/4"-20 UNC Socket Head Cap Screw delivers critical engineering advantages for industrial applications where reliability and corrosion resistance are paramount. The Chrome Plated 18-8 Stainless Steel construction provides enhanced protection against chemical exposure and atmospheric corrosion, making it ideal for machinery, automotive components, and outdoor equipment. The coarse thread spacing ensures rapid assembly in production environments while maintaining secure fastening. With its hex drive socket head profile, this fastener accommodates high torque applications where space constraints prevent the use of traditional wrenching tools. The combination of 70,000 psi tensile strength and Rockwell B70 hardness ensures these screws withstand dynamic loads and repeated disassembly without compromising thread integrity, making them essential for maintenance-intensive industrial operations.

Specification Summary & Compliance

This socket head cap screw features precision Class 3A thread fit with 1/4"-20 UNC coarse threading and right-hand thread direction. Manufactured to ASTM B456 specifications for consistent quality and performance. The product is fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting the latest environmental and safety regulations for industrial use. Dimensions include 1-1/4" length, 3/8" head diameter, and 3/16" hex drive size for standardized tool compatibility.