S-94414A194 8-32 x 1/2" ASME B18.3, ASTM F835 Alloy Steel Torx Flat Head Screws
Alloy Steel Torx 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
- Enhanced corrosion resistance with Black-Oxide finish, extending service life in demanding industrial environments
- Superior torque transmission through Torx Plus IP20 drive, reducing cam-out and tool wear during installation
- High tensile strength of 140,000 psi ensures reliable performance under extreme mechanical stress
- Precise Class 3A thread fit provides secure fastening with minimal vibration loosening in critical assemblies
- 82° countersink angle design allows flush mounting for streamlined surfaces and improved aesthetics
- Full threading along 1/2" length enables maximum grip depth and adjustment flexibility
- Rockwell C39 hardness rating maintains structural integrity through repeated installation cycles
Professional Applications & Engineering Value
These 8-32 UNC flat head screws with Black-Oxide Alloy Steel construction address critical challenges in precision manufacturing and heavy-duty equipment assembly. The Torx Plus IP20 drive system eliminates common installation issues like screw head stripping, while the coarse thread spacing provides rapid engagement in sheet metal, machinery frames, and electronic enclosures. Engineered with fully threaded design and 82° countersink angle, they create seamless flush-mounted joints in aerospace components, automotive systems, and industrial controls where vibration resistance and surface continuity are paramount. The combination of 140,000 psi tensile strength and Rockwell C39 hardness ensures these fasteners maintain clamping force in high-stress applications without deformation or failure.
Specification Summary & Compliance
Manufactured to exact Class 3A thread fit tolerances with UNC coarse thread profile and right-hand thread direction. These flat head screws comply with ASME B18.3 dimensional specifications and ASTM F835 material standards. Environmental compliance includes RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring safe use in global industrial markets.
