S-91772A502 1-64 x 5/16" 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, durable fastening under demanding mechanical loads.
- Easy installation and removal with the Phillips No. 0 drive, reducing assembly time and tool wear.
- Secure thread engagement thanks to UNC coarse threading and Class 2A fit, minimizing cross-threading risks.
- Versatile pan head design provides a low-profile, rounded head for applications requiring a flush or slightly protruding finish.
- Full thread coverage along the 5/16" length offers maximum grip and uniform clamping force.
- Compliance with major standards including ASME B18.6.3, RoHS 3, and REACH, ensuring safety and regulatory adherence.
Professional Applications & Engineering Value
This 1-64 UNC pan head machine screw in passivated 18-8 stainless steel is engineered to address common industrial challenges such as corrosion, vibration loosening, and assembly efficiency. The coarse UNC threading and Class 2A thread fit provide excellent engagement in various materials, reducing the risk of stripping and ensuring consistent performance in high-stress applications. Its rounded pan head and Phillips No. 0 drive facilitate quick installation in tight spaces, making it ideal for machinery, electronics, and automotive assemblies where corrosion-resistant screws are critical. With a 70,000 psi tensile strength, it delivers reliable fastening in environments exposed to moisture, chemicals, and mechanical strain, enhancing the longevity and safety of your equipment.
Specification Summary & Compliance
This screw adheres to ASME B18.6.3 specifications, ensuring dimensional accuracy and performance consistency. The UNC coarse thread with Class 2A fit provides standard tolerance for reliable assembly. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety for use in various industrial and consumer applications without hazardous substances.
