S-92245A952 3/8"-24 x 7/8" FF-S-85, MS35308-359 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
• Exceptional mechanical strength with 70,000 PSI tensile strength and Rockwell B74 hardness for reliable heavy-duty applications
• Precise thread engagement with Class 2A thread fit and UNF fine threads ensuring secure, vibration-resistant connections
• Easy installation and removal with external hex drive and standard right-hand threading for efficient assembly
• Full-length threading provides maximum grip and load distribution along the entire 7/8" length
• Regulatory compliance meets Fed. Spec. FF-S-85 (MS35308-359), RoHS 3, and REACH for global industrial use
• Dimensional consistency with precise head width (9/16") and height (15/64") for uniform torque application

Professional Applications & Engineering Value

This 3/8"-24 UNF hex head screw delivers critical performance in demanding applications where fastener failure is not an option. The passivated 18-8 stainless steel provides exceptional resistance to corrosion and chemical exposure, making it suitable for marine, chemical processing, and outdoor equipment. The fine thread spacing and Class 2A thread fit create superior clamping force and vibration resistance in precision assemblies, while the external hex drive allows for high-torque installation with standard tools. Engineered to withstand extreme mechanical stress with its 70,000 PSI tensile strength, this fully threaded fastener ensures reliable performance in structural frameworks, heavy machinery, and automotive systems where joint integrity is paramount.

Specification Summary & Compliance

Manufactured to exacting standards with Class 2A thread fit per UNF specifications, ensuring precise dimensional accuracy and interchangeability. Complies with Fed. Spec. FF-S-85 (MS35308-359) for quality assurance in government and industrial contracts. Meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming absence of restricted hazardous substances. Thread specifications include 3/8"-24 UNF fine thread with right-hand direction and full threading along the 7/8" length for consistent performance across applications.