S-92245A946 5/16"-24 x 1 3/4" FF-S-85, MS35308-339 Mil. Spec. 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh industrial environments
• High tensile strength of 70,000 psi ensures reliable load-bearing capacity and joint integrity
• Fine UNF thread spacing provides enhanced vibration resistance and secure fastening in precision assemblies
• External hex drive design allows for easy installation and removal with standard tools
• Class 2A thread fit guarantees consistent, precise engagement with mating components
• Partial threading offers optimal grip length control for specific clamping applications
• Compliance with RoHS 3 and REACH ensures environmental safety and regulatory adherence

Professional Applications & Engineering Value

Engineered for demanding industrial applications, these 5/16"-24 UNF hex head screws deliver exceptional performance in machinery, automotive, and structural assemblies. The passivated 18-8 stainless steel provides excellent resistance to oxidation and chemical exposure, reducing maintenance costs and extending service life. The fine thread spacing and Class 2A fit ensure vibration-resistant connections critical in dynamic load environments, while the external hex drive facilitates quick installation in confined spaces. These screws are ideal for applications requiring reliable tensile strength and corrosion protection, making them a trusted choice for OEMs and maintenance professionals.

Specification Summary & Compliance

This hex head screw features a 5/16"-24 UNF thread with Class 2A tolerance for precise fit, partial threading, and dimensions of 1 3/4" length. It complies with Fed. Spec. FF-S-85 (MS35308-339) manufacturing standards and is certified RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliant, ensuring adherence to international environmental and safety regulations.