S-91772A683 3/8"-16 x 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 passivated 18-8 stainless steel construction, ideal for harsh industrial environments and outdoor applications.
- High tensile strength of 70,000 psi ensures reliable load-bearing capacity and prevents fastener failure under stress.
- Class 2A thread fit provides consistent assembly ease and secure fastening without compromising thread engagement.
- Fully threaded UNC coarse spacing allows for faster installation and improved vibration resistance in coarse materials.
- Rockwell B70 hardness offers excellent durability and resistance to wear, extending service life in repetitive use.
- Phillips No. 4 drive with rounded pan head enables efficient torque application and a low-profile, flush finish.
- Compliance with ASME B18.6.3, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety regulations.
Professional Applications & Engineering Value
This 3/8"-16 x 2" rounded head screw in passivated 18-8 stainless steel addresses critical industrial challenges, such as corrosion in marine, chemical, or high-moisture settings. The UNC coarse thread and fully threaded design enhance grip in soft materials and reduce loosening from vibrations, making it ideal for machinery, construction, and automotive assemblies. With a Phillips drive and pan head, it ensures quick installation and a smooth surface finish, minimizing snag risks. Engineered for heavy-duty fastening, it provides long-term reliability where strength and environmental resistance are paramount, supporting efficient maintenance and reduced downtime.
Specification Summary & Compliance
The screw features a Class 2A thread fit per UNC standards, ensuring precise dimensional accuracy for consistent performance. It meets ASME B18.6.3 specifications for mechanical and dimensional requirements, and is compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming it is free from hazardous substances and safe for various industrial applications.
