S-91099A260 8-32 x 3/8" ASME B18.6.3 Stainless Steel Phillips Flat Head Screws
Stainless Steel Phillips Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior corrosion resistance with passivated 18-8 stainless steel construction, ideal for harsh environments and long-term reliability.
- High tensile strength of 80,000 psi ensures secure fastening under demanding loads, reducing the risk of failure.
- Class 2A thread fit provides consistent, reliable engagement and easy installation with standard UNC coarse threads.
- 82° countersink angle and undercut flat head allow for flush mounting, minimizing protrusion and improving safety in assembled products.
- Phillips drive (No. 2 size) offers efficient torque application and widespread compatibility with common tools.
- Full threading enhances grip and distribution of clamping force along the entire 3/8" length.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental regulations for safe, quality-assured use.
Professional Applications & Engineering Value
These 8-32 UNC flat head screws are engineered to address common industrial challenges, such as vibration loosening and corrosion in demanding settings. Made from passivated 18-8 stainless steel, they provide excellent resistance to rust and chemicals, making them suitable for applications in machinery, electronics, and outdoor equipment. The coarse UNC threads and Class 2A fit ensure quick, secure fastening with reduced cross-threading risks, while the flat head with an 82° countersink allows for a smooth, flush finish that enhances aesthetics and safety. With a tensile strength of 80,000 psi and Rockwell B80 hardness, these screws deliver dependable performance in high-stress environments, supporting efficient assembly and long-term durability in industrial fastening solutions.
Specification Summary & Compliance
This product features precise Class 2A thread fit and adheres to UNC coarse thread standards with a size of 8-32 and length of 3/8". It meets ASME B18.6.3 specifications for dimensional accuracy and performance. Additionally, it is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006), ensuring environmental safety and regulatory conformity for industrial use.
