S-92210A301 10-32 x 3/8" 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 from 18-8 stainless steel and passivated finish, ideal for harsh industrial environments.
- Precise, reliable assembly with Class 3A thread fit, ensuring tight tolerances and reduced risk of loosening.
- High mechanical strength with 70,000 psi tensile strength and Rockwell B55 hardness for demanding applications.
- Efficient installation and flush seating thanks to the standard 82° countersink angle and 1/8" hex drive.
- Full thread engagement across the 3/8" length for maximum holding power and load distribution.
- Compliance with leading standards including ASME B18.3, RoHS 3, and REACH for safe, regulated use.
- Fine thread spacing (UNF) provides better adjustment and vibration resistance in precision assemblies.
Professional Applications & Engineering Value
This 10-32 UNF flat head screw is engineered to address critical challenges in precision machinery, electronics, and automotive assemblies where vibration resistance and corrosion protection are paramount. The combination of 18-8 stainless steel and a passivated finish ensures long-term durability in humid or chemically aggressive settings, reducing maintenance costs and downtime. The Class 3A thread fit and fine thread spacing deliver exceptional clamping force and alignment accuracy, preventing joint failure in high-stress applications. Its flat head design with an 82° countersink allows for a smooth, flush surface finish, making it ideal for aerodynamic or aesthetic-critical components. Fully threaded and featuring a hex drive, it enables quick, secure installation with standard tools, enhancing assembly line efficiency.
Specification Summary & Compliance
This fastener adheres to Class 3A thread fit per UNF standards, ensuring precise dimensional accuracy and interchangeability. It meets ASME B18.3 specifications for flat head screw geometry and performance. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free of hazardous substances and safe for industrial and consumer applications.
