S-92240A241 5/16"-18 x 1 5/8" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Exceptional corrosion resistance from 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 80,000 PSI ensures reliable performance under heavy loads and vibration
• Superior grip and fast assembly with external hex drive and fully threaded UNC coarse thread design
• Consistent thread engagement with Class 2A thread fit for precise, secure fastening every time
• Durable Rockwell B70 hardness provides excellent wear resistance and long service life
• Broad industrial compliance meeting ASME B18.2.1 standards plus RoHS 3 and REACH environmental regulations
• Right-hand coarse threading delivers optimal holding power and resistance to loosening

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 5/16"-18 UNC hex head screws in 18-8 stainless steel provide critical solutions where corrosion resistance and structural integrity are paramount. The combination of 80,000 PSI tensile strength and Rockwell B70 hardness ensures reliable performance in heavy machinery, structural assemblies, and outdoor equipment exposed to environmental elements. The fully threaded coarse UNC pattern with Class 2A fit guarantees consistent clamping force distribution, preventing joint failure in high-vibration environments. The external hex drive accommodates standard tools for efficient installation and maintenance, while the right-hand threading provides secure fastening that resists loosening under dynamic loads.

Specification Summary & Compliance

This 1 5/8" length hex head screw features precise Class 2A thread fit with 5/16"-18 UNC coarse threads manufactured to ASME B18.2.1 specifications. The fastener maintains dimensional accuracy throughout production and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.