S-91858A622 3/8"-16 x 3/4" ASME B18.6.3 Stainless Steel Slotted Flat Head Screws
Stainless Steel Slotted 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 316 stainless steel construction and passivated finish, ideal for harsh environments and extended service life.
- High tensile strength of 70,000 psi ensures reliable fastening under heavy loads and mechanical stress.
- Class 2A thread fit provides consistent, easy assembly and interchangeability with standard UNC coarse threaded components.
- 82° countersink angle and standard flat head profile allow for a flush, secure fit that minimizes protrusion and improves safety.
- Full threading and coarse thread spacing enhance grip strength and speed up installation in various materials.
- Rockwell B80 hardness offers excellent durability and resistance to wear and deformation.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees quality, safety, and environmental standards for industrial applications.
Professional Applications & Engineering Value
Engineered for demanding industrial settings, these 3/8"-16 UNC flat head screws in 316 stainless steel address common challenges like corrosion and mechanical failure. The passivated finish enhances surface protection against chemicals and moisture, making them ideal for marine, chemical processing, and outdoor equipment. With a coarse thread and Class 2A fit, they ensure quick, reliable fastening in wood, metal, and composite materials, reducing installation time and maintenance needs. The fully threaded design and 82° countersink angle provide a secure, flush mount, preventing snagging and improving aerodynamic or aesthetic profiles in machinery, construction, and automotive assemblies.
Specification Summary & Compliance
This screw features precise Class 2A thread fit per UNC standards, with dimensions including a 3/8"-16 thread size, 0.375" diameter, and 3/4" length. It conforms to ASME B18.6.3 manufacturing specifications and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and reliability for industrial use.
