S-91771A152 6-32 x 7/8" 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 industrial environments
- High tensile strength of 80,000 psi ensures reliable fastening under demanding mechanical loads
- Precise Class 2A thread fit guarantees smooth installation and consistent engagement in UNC coarse threaded applications
- Fully threaded design provides maximum grip length and uniform load distribution across the entire fastener
- Standard 82° countersink angle enables flush mounting for clean, professional finishes in assembled products
- Phillips No. 2 drive compatibility offers widespread tool accessibility and efficient installation
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures quality assurance and environmental responsibility
Professional Applications & Engineering Value
These 6-32 UNC flat head screws deliver exceptional performance in industrial and mechanical assemblies where corrosion resistance and structural integrity are paramount. The passivated 18-8 stainless steel material provides excellent protection against oxidation and chemical exposure, making these flat head screws suitable for outdoor equipment, marine applications, and food processing machinery. The combination of 80,000 psi tensile strength and Rockwell B80 hardness ensures reliable performance in high-vibration environments, while the fully threaded coarse spacing design facilitates rapid installation and secure fastening in various materials. The 82° countersink angle and Phillips No. 2 drive work together to create seamless, flush-mounted connections that maintain surface integrity in precision assemblies.
Specification Summary & Compliance
Manufactured to exacting standards with Class 2A thread fit tolerance for consistent performance in UNC coarse thread applications. These 7/8" flat head screws comply with ASME B18.6.3 specifications for dimensional accuracy and mechanical properties. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) requirements, ensuring safe use across regulated industries. The right-hand thread direction and standard flat head profile maintain compatibility with conventional installation tools and procedures.
