S-92186A885 7/8"-9 x 3 1/4" ASME B18.2.1 Super-Corrosion-Resistant 316 Stainless Steel Hex Head Screws
Super-Corrosion-Resistant 316 Stainless Steel Hex Head 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 environments like marine or chemical processing.
- High tensile strength of 70,000 psi ensures reliable, long-lasting fastening under heavy loads and stress.
- Rockwell B70 hardness provides excellent durability and resistance to wear and deformation.
- Coarse UNC threading allows for quick and easy installation, reducing assembly time in industrial settings.
- External hex drive design offers secure tool engagement for efficient tightening and removal with standard tools.
- Class 2A thread fit ensures consistent, precise engagement with nuts for reduced risk of cross-threading.
- Compliance with ASME B18.2.1, RoHS 3, and REACH guarantees adherence to industry standards and environmental safety regulations.
Professional Applications & Engineering Value
Engineered for demanding industrial applications, this 316 stainless steel hex head screw delivers exceptional performance where corrosion resistance and mechanical strength are critical. The coarse UNC thread and partial threading design minimize galling and provide optimal clamp load distribution, making it ideal for structural assemblies, machinery, and equipment in sectors like oil and gas, marine, and chemical processing. With a Rockwell B70 hardness and 70,000 psi tensile strength, it addresses common issues like fastener failure under vibration or extreme conditions, ensuring reliable operation and reduced maintenance. The external hex drive facilitates easy installation with standard wrenches, enhancing efficiency in high-volume production environments.
Specification Summary & Compliance
This screw features a 7/8"-9 UNC coarse thread with Class 2A thread fit for precise dimensional accuracy, and it is manufactured to meet ASME B18.2.1 specifications. It is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for global industrial use.
