S-90505A174 6-32 x 1/4" Sealing Stainless Steel Phillips Flat Head Screws
Sealing Stainless Steel Phillips Flat Head Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
Installation & Application
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Key Features & Benefits at a Glance
- Superior corrosion resistance with 316 stainless steel construction, ideal for harsh industrial environments.
- Reliable pressure sealing up to 1500 psi with the integrated Buna-N rubber O-ring, preventing leaks in critical applications.
- Broad temperature tolerance from -40° to 225° F ensures consistent O-ring performance and seal integrity.
- High tensile strength of 70,000 psi provides exceptional clamping force and joint reliability.
- Precise Class 2A thread fit guarantees easy assembly and secure fastening with standard UNC coarse threads.
- Undercut flat head design allows for a flush finish and improved seating in countersunk holes.
- Compliance with RoHS 3 and REACH regulations ensures environmental safety and global material standards.
Professional Applications & Engineering Value
This 6-32 UNC Flat Head Phillips screw is engineered for demanding sealing applications where fluid or gas containment is critical. The 316 stainless steel material offers excellent resistance to chemicals and corrosion, making it suitable for marine, chemical processing, and food industry equipment. The integrated Buna-N rubber O-ring provides a dependable seal against pressures up to 1500 psi, solving common leakage issues in pumps, valves, and hydraulic systems. The undercut flat head and 82° countersink angle ensure a smooth, flush installation that minimizes protrusion and maintains aerodynamic or hydrodynamic surfaces. With a coarse thread and Class 2A fit, these screws enable quick, secure assembly, reducing installation time and enhancing operational efficiency in industrial maintenance and OEM manufacturing.
Specification Summary & Compliance
This screw features a 6-32 UNC thread with Class 2A fit for standard dimensional accuracy and easy engagement. It is fully threaded for consistent holding power and includes a Phillips No. 1 drive for common tool compatibility. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring adherence to environmental and safety standards for industrial fasteners.
