S-91772A687 3/8"-16 x 3" 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
- Enhanced durability and longevity backed by Rockwell B70 hardness and 70,000 psi tensile strength
- Optimized clamping force and vibration resistance through coarse UNC threading and Class 2A thread fit
- Secure and efficient installation with Phillips No. 4 drive and standard pan head design
- Reliable partial threading for precise fastening control in assembly applications
- Compliance with international standards including ASME B18.6.3, RoHS 3, and REACH
- Versatile 3-inch length suitable for various material thicknesses and industrial setups
Professional Applications & Engineering Value
These 3/8"-16 UNC partially threaded pan head screws deliver exceptional engineering value in demanding industrial applications. The passivated 18-8 stainless steel construction provides superior corrosion resistance, making them ideal for machinery, equipment assembly, and outdoor installations where environmental factors pose challenges. The coarse UNC threading ensures quick installation and reliable performance in materials prone to vibration loosening. With partial threading design, engineers achieve precise clamp-up control without compromising joint integrity. The combination of 70,000 psi tensile strength and Rockwell B70 hardness guarantees long-term reliability in high-stress applications, while the Phillips No. 4 drive facilitates efficient assembly in automated or manual fastening processes across manufacturing, construction, and heavy equipment sectors.
Specification Summary & Compliance
This pan head screw features precise Class 2A thread fit with 3/8"-16 UNC coarse threading and partial threading up to 1½ inches. Manufactured to ASME B18.6.3 specifications with dimensional accuracy including 0.74" head diameter and 3" overall length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global industrial markets.
