S-92240A399 7/16"-20 x 3/4" ASME B18.2.1 18-8 Stainless Steel Hex Head Screws

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 Stainless Steel construction, ideal for harsh environments and reducing replacement frequency
• High mechanical strength with 70,000 psi tensile strength and Rockwell B70 hardness for reliable performance under heavy loads
• Precise, secure fastening ensured by Class 2A thread fit and UNF fine thread spacing, minimizing the risk of loosening
• Efficient installation and removal with an external hex drive and 5/8" head width, compatible with standard tools
• Maximum grip and load distribution from being fully threaded along the 3/4" length
• Guaranteed dimensional consistency and interchangeability through compliance with ASME B18.2.1 standards
• Safe for regulated industries with RoHS 3 and REACH compliance, ensuring environmental and health safety

Professional Applications & Engineering Value

This 7/16"-20 UNF hex head screw in 18-8 Stainless Steel is engineered to address common industrial challenges such as corrosion-induced failure and thread stripping in high-vibration settings. Its fine thread spacing and Class 2A thread fit provide superior clamping force and resistance to loosening, making it ideal for machinery, automotive assemblies, and structural applications where precision and durability are critical. The external hex drive allows for high-torque installation, ensuring a secure fit in heavy-duty environments. Fully threaded for consistent load-bearing, this fastener delivers long-term reliability, reducing maintenance costs and downtime in demanding operations.

Specification Summary & Compliance

This screw adheres to Class 2A thread tolerances for consistent fit and is manufactured to ASME B18.2.1 specifications. It meets RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) compliance, ensuring it is free from hazardous substances. The UNF fine thread and inch-based dimensions guarantee compatibility with standard industrial systems.