S-91772A085 2-56 x 7/8" 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 environments and extended service life.
- High tensile strength of 70,000 psi ensures reliable fastening under significant mechanical stress without failure.
- Rockwell B70 hardness provides excellent durability and resistance to wear during installation and use.
- Coarse UNC threading with Class 2A fit allows for quick assembly and secure holding in a wide range of materials.
- Fully threaded design offers consistent grip along the entire 7/8" length for versatile and adjustable fastening.
- Pan head with Phillips No. 1 drive facilitates easy installation with standard tools while maintaining a low, rounded profile.
- Compliance with ASME B18.6.3, RoHS 3, and REACH ensures adherence to industry standards and environmental regulations for safe use.
Professional Applications & Engineering Value
This 2-56 UNC fully threaded pan head Phillips screw is engineered to address common industrial challenges such as vibration loosening and corrosion-induced failure. Made from passivated 18-8 stainless steel, it provides exceptional resistance to rust and chemicals, making it suitable for demanding environments like electrical enclosures, machinery assembly, and outdoor equipment. The coarse thread and Class 2A thread fit ensure rapid, secure installation in various substrates, reducing assembly time and improving productivity. With a 70000 psi tensile strength and Rockwell B70 hardness, it maintains integrity under high stress, offering reliable performance in industrial screws applications where durability and compliance are critical.
Specification Summary & Compliance
This screw features precise Class 2A thread fit per UNC standards, with a diameter of 0.086" and coarse thread spacing for optimal engagement. It is manufactured in accordance with ASME B18.6.3 specifications and is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and industry reliability.
