S-92210A682 7/16"-20 x 1" ASME B18.3 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 18-8 stainless steel construction and passivated finish for extended service life in harsh environments
- Exceptional tensile strength rated at 70,000 psi for reliable performance in demanding applications
- Precision Class 3A thread fit ensures tight tolerances and secure fastening in critical assemblies
- Optimized flush mounting with standard 82° countersink angle for smooth surface finishing
- Enhanced torque transmission through 1/4" hex drive design for efficient installation
- Fine thread spacing provides superior vibration resistance and improved load distribution
- Full compliance with ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
These 7/16"-20 UNF flat head screws deliver exceptional engineering value in industrial settings where corrosion resistance and precision threading are critical. The combination of 18-8 stainless steel material and passivated finish provides superior protection against chemical exposure and environmental factors, making them ideal for marine, chemical processing, and outdoor applications. The Class 3A thread fit ensures minimal play and maximum engagement in precision assemblies, while the fine thread spacing enhances vibration resistance in machinery and equipment. The 82° countersink angle allows for flush mounting in tapered recesses, creating clean, aerodynamic surfaces in automotive, aerospace, and manufacturing applications where surface integrity is paramount.
Specification Summary & Compliance
Manufactured to exacting Class 3A thread fit standards with UNF fine threading (7/16"-20) and right-hand thread direction. These fully threaded flat head screws feature precise dimensional control with 1" length, 0.438" thread diameter, and standard flat head profile. Compliance includes ASME B18.3 specifications for dimensional accuracy and mechanical properties, along with full adherence to RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. The inch system measurement ensures compatibility with North American industrial standards and replacement parts.
