S-92210A810 5/8"-11 x 4" 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
- Exceptional corrosion resistance with 18-8 Stainless Steel construction and passivated finish, ideal for harsh industrial environments
- Superior mechanical strength delivering 70,000 psi tensile strength and Rockwell B55 hardness for heavy-duty applications
- Secure, high-torque installation enabled by the 3/8" hex drive, preventing cam-out during tightening
- Precise thread engagement with Class 3A UNC coarse threads ensuring reliable fastening in demanding conditions
- Optimized flush mounting featuring 82° countersink angle and standard flat head profile for seamless surface integration
- Full-length threading providing maximum grip and load distribution across the entire 4" length
- Regulatory compliance assurance meeting ASME B18.3 standards and environmental regulations including RoHS 3 and REACH
Professional Applications & Engineering Value
Engineered for demanding industrial applications, these 18-8 Stainless Steel flat head screws solve critical fastening challenges where corrosion resistance and structural integrity are paramount. The combination of 70,000 psi tensile strength and Class 3A UNC coarse threads ensures reliable performance in vibration-prone environments, while the passivated finish extends service life in chemical exposure scenarios. The 3/8" hex drive facilitates high-torque installation without stripping, making these fully threaded screws ideal for machinery assembly, structural frameworks, and heavy equipment manufacturing where flush mounting with the 82° countersink is required for aerodynamic or safety considerations.
Specification Summary & Compliance
This 5/8"-11 UNC flat head screw maintains precise Class 3A thread fit per ASME B18.3 specifications, ensuring dimensional accuracy and interchangeability. Manufacturing compliance includes adherence to ASME B18.3 standards for dimensional requirements, while environmental regulations are met through RoHS 3 (2015/863/EU) compliance and REACH (EC 1907/2006) compliance. The 4" length with full threading provides consistent engagement, supported by the standardized 82° countersink angle for proper seating in matched components.
