S-90585A647 6-32 x 3/16" ASME B18.3, ASTM F879 Stainless Steel Hex Drive Flat Head Screws
Stainless Steel Hex Drive 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 316 Stainless Steel construction, ideal for harsh industrial environments and outdoor applications.
- High tensile strength of 70,000 PSI ensures reliable, long-lasting fastening under demanding mechanical loads.
- Precision Class 3A thread fit guarantees smooth installation and secure, vibration-resistant connections.
- Fully threaded design provides maximum grip and holding power across the entire screw length.
- 82° countersink angle and flat head profile allow for a flush, professional finish that minimizes protrusion.
- Hex drive (5/64") offers excellent torque transmission and reduces the risk of stripping during installation.
- Compliance with ASME B18.3, RoHS 3, and REACH ensures adherence to strict industrial safety and environmental standards.
Professional Applications & Engineering Value
Engineered for demanding industrial and marine settings, this 6-32 UNC flat head screw in 316 Stainless Steel addresses critical challenges like corrosion, vibration loosening, and high-stress fatigue. The coarse UNC thread and Class 3A fit provide superior engagement in a variety of materials, reducing the risk of cross-threading and ensuring consistent clamp load. With a Rockwell B55 hardness and 70,000 PSI tensile strength, it withstands extreme operational forces, while the fully threaded design and hex drive facilitate quick, secure installations in machinery, enclosures, and structural assemblies where reliability is non-negotiable.
Specification Summary & Compliance
This screw features a 6-32 UNC coarse thread with Class 3A precision fit, ensuring tight tolerances and reliable performance. Dimensions include a 3/16" length, 0.307" head diameter, and 82° countersink angle for standard flat head applications. It is manufactured in compliance with ASME B18.3 specifications and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, confirming its suitability for global industrial use without hazardous substances.
