S-90696A287 8-32 x 1 1/4" ASME B18.3 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 Black Oxide 18-8 Stainless Steel construction for extended service life in harsh environments
- High tensile strength of 70,000 PSI ensures reliable performance under heavy mechanical loads
- Precision Class 3A thread fit provides secure fastening with minimal backlash in critical assemblies
- Rockwell B70 hardness rating maintains thread integrity and prevents stripping during repeated installations
- Hex socket drive design allows high torque application with standard 9/64" tools while minimizing head protrusion
- Optimized 3/4" minimum thread engagement delivers maximum holding power in tapped holes
- Comprehensive regulatory compliance including ASME B18.3, RoHS 3, and REACH for global industrial acceptance
Professional Applications & Engineering Value
This 8-32 UNC threaded socket head cap screw combines the corrosion-resistant properties of Black Oxide 18-8 Stainless Steel with high-strength engineering for demanding industrial applications. The coarse thread spacing and Class 3A fit ensure rapid assembly and vibration resistance in machinery, automotive components, and precision equipment. The partially threaded design with 3/4" minimum thread length provides optimal stress distribution while the hex drive socket head enables flush mounting in confined spaces. Ideal for applications requiring 70,000 PSI tensile strength and regulatory compliance in manufacturing, aerospace, and marine environments where corrosion prevention and mechanical reliability are critical.
Specification Summary & Compliance
Manufactured to ASME B18.3 specifications with precision 8-32 UNC coarse threads maintaining Class 3A fit tolerances for consistent performance. The partially threaded rod configuration provides 3/4" minimum thread length with standard socket head profile. Full compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations ensures environmental responsibility and global market acceptance for industrial fastener applications.
