S-92210A407 3-48 x 5/16" 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 with 18-8 stainless steel construction and passivated finish, ensuring longevity in harsh environments.
- High tensile strength of 70,000 PSI provides reliable fastening for demanding industrial applications.
- Precision Class 3A thread fit guarantees secure, vibration-resistant connections with minimal risk of loosening.
- Hex drive design (1/16") allows for easy installation and high torque application without slippage.
- 82° countersink angle and flat head profile enable a flush finish, reducing snagging and improving aesthetics.
- Fully threaded coarse (UNC) design ensures maximum grip and load distribution across the entire length.
- Compliance with ASME B18.3, RoHS 3, and REACH assures quality, safety, and environmental standards are met.
Professional Applications & Engineering Value
These 3-48 UNC flat head screws are engineered to address common industrial challenges such as corrosion, vibration, and high-stress loads. The 18-8 stainless steel material combined with a passivated finish offers exceptional resistance to rust and chemicals, making them ideal for applications in marine, automotive, and electronics industries where environmental factors are a concern. The hex drive and Class 3A thread fit provide precise installation and reliable performance in assemblies requiring tight tolerances, such as machinery, enclosures, and precision instruments. With a coarse thread spacing and fully threaded design, they ensure quick assembly and robust holding power, reducing maintenance needs and downtime in heavy-duty fastening scenarios.
Specification Summary & Compliance
This screw features a 3-48 UNC thread size with Class 3A fit for high precision and durability. Dimensions include a length of 5/16", head diameter of 0.226", and drive size of 1/16". It meets ASME B18.3 standards for dimensional accuracy and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it is free from hazardous substances and suitable for global industrial use.
