S-96640A274 8-32 x 1/2" 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
- Exceptional corrosion resistance with Black-Oxide 18-8 Stainless Steel construction, ideal for harsh industrial environments
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads and vibration
- Precise Class 2A thread fit guarantees smooth installation and secure fastening in UNC coarse threaded applications
- 82° countersink angle with undercut flat head provides flush mounting and prevents surface protrusion
- Full threading and No. 2 Phillips drive enables quick installation and maximum grip in assembly operations
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures quality, safety, and environmental standards are met
- Rockwell B80 hardness maintains structural integrity and resists wear over extended use
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 8-32 UNC flat head screws deliver critical performance advantages. The Black-Oxide 18-8 Stainless Steel construction provides superior corrosion resistance, making them ideal for machinery, electrical enclosures, and outdoor equipment where moisture and chemicals are present. The fully threaded coarse pitch design ensures maximum holding power in softer materials and faster assembly times. With an 82° countersink angle and undercut flat head profile, these screws sit flush with surfaces, eliminating snag points and maintaining aerodynamic or aesthetic requirements in automotive, aerospace, and precision manufacturing applications. The combination of 80,000 psi tensile strength and Rockwell B80 hardness guarantees long-term reliability in high-stress environments.
Specification Summary & Compliance
These screws feature 8-32 UNC coarse threads with Class 2A thread fit for standard industrial tolerances. Manufacturing complies with ASME B18.6.3 specifications for dimensional accuracy and performance. The products are fully RoHS 3 (2015/863/EU) compliant and REACH (EC 1907/2006) compliant, meeting international environmental and safety regulations for hazardous substances.
