S-90008A821 8-32 x 3/8" ASME B18.3, ASTM F837 18-8 Stainless Steel Socket Head Screws
18-8 Stainless Steel Socket Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with silver-plated 18-8 stainless steel construction, ideal for harsh environments and extending service life.
- Exceptional tensile strength rated at 70,000 psi, ensuring reliable performance under high-stress conditions and reducing the risk of fastener failure.
- Precision Class 3A thread fit for secure, tight fastening with minimal backlash, enhancing assembly accuracy and joint integrity.
- Coarse UNC threading provides faster installation and better debris resistance compared to fine threads, speeding up production workflows.
- Hex socket drive design allows for high torque application and easy access in confined spaces, improving installation efficiency.
- Full compliance with ASME B18.3 and ASTM F837 ensures consistent quality and interchangeability, meeting rigorous industrial standards.
- RoHS 3 and REACH compliance guarantees environmental safety and regulatory adherence for global supply chain integration.
Professional Applications & Engineering Value
Engineered for demanding industrial applications, this silver-plated 18-8 stainless steel socket head cap screw combines material durability with precision engineering to address common challenges like corrosion, vibration loosening, and high-load fatigue. The UNC coarse thread and Class 3A fit ensure rapid, secure fastening in equipment assembly, machinery, and automotive components, reducing maintenance downtime. The hex drive socket facilitates easy installation in tight spaces, while the 70,000 psi tensile strength and Rockwell B70 hardness provide reliable performance in structural and mechanical systems where failure is not an option. Ideal for OEMs and MRO professionals seeking long-term, corrosion-resistant fastening solutions.
Specification Summary & Compliance
This screw features a Class 3A thread fit per UNC standards, ensuring precise dimensional accuracy and interchangeability. It is manufactured in compliance with ASME B18.3 and ASTM F837 specifications, with full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for regulated industries and international markets.
