S-91735A865 1/4"-20 x 3 1/2" 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 316 stainless steel construction, ideal for harsh chemical and marine environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B85 hardness for reliable load-bearing performance
- Enhanced durability and surface protection through passivated finish, extending service life in demanding conditions
- Secure and efficient installation with Phillips No. 3 drive and fully threaded UNC coarse thread design
- Precise fit and interchangeability ensured by Class 2A thread fit and ASME B18.6.3 manufacturing standards
- Broad industrial compatibility with 3-1/2" length and standard pan head profile for versatile fastening applications
- Environmental and regulatory compliance meeting RoHS 3 and REACH standards for safe, sustainable use
Professional Applications & Engineering Value
This 316 stainless steel pan head Phillips machine screw delivers critical performance in corrosive and high-stress environments. Its passivated finish significantly enhances resistance to oxidation and chemical attack, making it suitable for marine equipment, chemical processing plants, and food-grade machinery where moisture and aggressive agents are present. The fully threaded UNC coarse thread design ensures rapid assembly and strong holding power in various substrates, while the Phillips No. 3 drive facilitates efficient torque application without slippage. Engineered to ASME B18.6.3 specifications, this screw maintains dimensional consistency and reliability in structural assemblies, mechanical systems, and industrial machinery, reducing downtime and maintenance costs.
Specification Summary & Compliance
This screw features a 1/4"-20 UNC coarse thread with Class 2A tolerance for precise fit. It complies with ASME B18.6.3 manufacturing standards and meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safety and sustainability in industrial applications.
