S-91772A949 3/8"-16 x 2 1/4" ASME B18.6.3 Stainless Steel Pan Head Phillips Screws
Stainless Steel Pan Head Phillips 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 passivated 18-8 stainless steel construction, ideal for harsh industrial environments.
- High tensile strength of 70,000 psi ensures reliable performance under significant mechanical stress.
- Easy installation and removal with a standard Phillips No. 4 drive and rounded pan head design.
- Secure and precise fit provided by UNC coarse threading and Class 2A thread fit for consistent assembly.
- Durable and long-lasting due to Rockwell B70 hardness, resisting wear and deformation.
- Compliance with major standards including ASME B18.6.3, ensuring quality and interchangeability.
- Environmentally safe with RoHS 3 and REACH compliance, suitable for regulated industries.
Professional Applications & Engineering Value
This 3/8"-16 x 2 1/4" passivated 18-8 stainless steel rounded head screw is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The passivated surface enhances resistance to rust and chemicals, making it ideal for applications in marine, food processing, and outdoor equipment. Its UNC coarse thread and partially threaded design facilitate quick installation and strong holding power in materials like metal and plastic, reducing the risk of stripping. The Phillips drive and rounded pan head allow for straightforward torque application, minimizing tool slippage and improving worker safety. These features ensure reliable performance in industrial fastening where durability and compliance with standards like ASME B18.6.3 are critical for long-term operational integrity.
Specification Summary & Compliance
This screw features a Class 2A thread fit for standard tolerance and easy assembly, with UNC coarse threading (3/8"-16) and a partially threaded shank. It adheres to the ASME B18.6.3 specification for dimensional accuracy and performance. Additionally, it is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and safety standards for industrial use.
