S-91274A036 6-32 x 1 1/2" ASME B18.3, ASTM A574, ASTM B117 Alloy Steel Socket Head Screws
Alloy Steel Socket 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 zinc-flake coating, ideal for harsh industrial environments
- Superior tensile strength rated at 170,000 psi for reliable performance in high-stress applications
- Precision Class 3A thread fit ensures tight, secure fastening with minimal backlash
- Rockwell C37 hardened alloy steel construction provides excellent durability and wear resistance
- Partially threaded design offers optimal grip and clamping force control
- Standard hex drive compatibility with 7/64" drive size for easy installation and removal
- Full compliance with industry standards including ASME B18.3 and ASTM A574 for guaranteed quality
Professional Applications & Engineering Value
These zinc-flake-coated socket head cap screws deliver exceptional engineering value in demanding applications where corrosion resistance and high strength are critical. The alloy steel construction with Rockwell C37 hardness maintains structural integrity under heavy loads, while the UNC coarse threads with Class 3A fit provide superior engagement in various materials. The partially threaded design allows for precise clamping force distribution, making them ideal for machinery assembly, automotive components, and industrial equipment where vibration resistance and long-term reliability are essential. The zinc-flake coating significantly extends service life in corrosive environments, reducing maintenance frequency and replacement costs.
Specification Summary & Compliance
This socket head cap screw features precise 6-32 UNC coarse threads with Class 3A fit tolerance, ensuring excellent thread engagement and dimensional accuracy. Manufactured to ASME B18.3 and ASTM A574 specifications, these fasteners maintain consistent quality and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, meeting the latest industry standards for safe and sustainable manufacturing practices.
