S-92240A888 7/8"-9 x 5" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 Stainless Steel Hex Head Screws
Image may differ from product. See technical specification for details.
Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
- Fast delivery
- Enjoy discounts on bulk purchases
- Secure Payment
- Fast Global Shipping
Key Features & Benefits at a Glance
- Superior corrosion resistance with 18-8 Stainless Steel construction, ensuring long-term reliability in harsh environments
- Exceptional mechanical strength with 80,000 psi tensile strength and Rockwell B70 hardness for heavy-duty applications
- Quick installation and removal through external hex drive and coarse UNC threading
- Precise thread engagement with Class 2A thread fit for secure fastening and vibration resistance
- Full threading along 5" length provides maximum grip and load distribution
- Compliance with major industrial standards including ASME B18.2.1 for dimensional accuracy
- Environmental regulation compliance with RoHS 3 and REACH for global market acceptance
Professional Applications & Engineering Value
This heavy-duty hex head screw delivers exceptional performance in demanding industrial settings where corrosion resistance and structural integrity are paramount. The 18-8 Stainless Steel composition provides excellent protection against rust and chemical exposure, making it ideal for marine equipment, chemical processing plants, and outdoor infrastructure. The coarse UNC threading and external hex drive enable rapid installation in high-volume assembly operations, while the Class 2A thread fit ensures consistent clamping force without galling or seizing. With 80,000 psi tensile strength, this fully threaded fastener maintains joint integrity under extreme vibration and dynamic loads in construction machinery, heavy equipment manufacturing, and structural steel connections.
Specification Summary & Compliance
Manufactured to ASME B18.2.1 dimensional standards with Class 2A thread fit precision for consistent mating with standard nuts. The inch-system fastener features 7/8"-9 UNC coarse threading with right-hand direction and full threading along the 5" length. Compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across global markets. The mechanical properties include Rockwell B70 hardness and 80,000 psi tensile strength, validated through standardized testing protocols.
