S-92240A253 7/8"-9 x 1" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws
18-8 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
- Exceptional corrosion resistance with 18-8 Stainless Steel construction, ideal for harsh environments and reducing maintenance costs.
- High tensile strength of 80,000 psi ensures reliable performance under heavy loads and in demanding applications.
- Rockwell B70 hardness provides superior durability and resistance to wear, extending the fastener's service life.
- Coarse UNC thread and Class 2A fit enable quick and easy installation, saving time on the assembly line.
- Fully threaded design offers consistent clamping force along the entire length for secure fastening.
- External hex drive and hex head allow for high-torque application with standard tools, improving installation efficiency.
- Compliance with ASME B18.2.1, RoHS 3, and REACH ensures product reliability and adherence to international safety and environmental standards.
Professional Applications & Engineering Value
This 7/8"-9 UNC hex head screw is engineered to address critical challenges in industrial settings, such as vibration loosening and corrosion-induced failure. Constructed from 18-8 Stainless Steel, it provides excellent resistance to rust and chemical exposure, making it suitable for outdoor, marine, and chemical processing applications. The coarse thread spacing and Class 2A thread fit ensure rapid assembly and reliable hold in materials where fine threads might strip, while the fully threaded design distributes stress evenly to prevent joint failure. With an external hex drive, it supports high torque for secure fastening in heavy machinery, construction, and infrastructure projects, enhancing operational safety and reducing downtime.
Specification Summary & Compliance
This screw features a 7/8"-9 UNC thread with Class 2A fit for standard dimensional accuracy and ease of assembly. It is manufactured in accordance with ASME B18.2.1 specifications, ensuring consistent quality and performance. The product is fully 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 uses.
