S-90759A630 3/8"-24 Flange Nuts

Key Features & Benefits at a Glance

• Enhanced corrosion resistance with black-oxide steel coating, extending service life in harsh industrial environments.
• Superior torque transmission via the 12-point external drive, allowing for secure tightening with standard tools.
• Reliable vibration resistance from the integrated flange, eliminating the need for separate washers and reducing assembly time.
• Precise thread engagement with Class 3B fit and UNF fine threads, ensuring leak-proof and secure fastening in critical applications.
• Wide bearing surface with 41/64" flange diameter, distributing clamp load effectively to prevent surface damage.
• Durable construction using standard hex profile and right-hand thread, compatible with common industrial equipment and procedures.

Professional Applications & Engineering Value

This black-oxide steel flange nut is engineered to address common industrial challenges such as vibration loosening and corrosion in demanding settings. The UNF fine thread and Class 3B thread fit provide superior sealing and holding power, ideal for precision assemblies in automotive, machinery, and heavy equipment. The 12-point external drive facilitates high-torque application without slippage, while the integrated flange acts as a built-in washer, simplifying inventory and speeding up installation. Its corrosion-resistant finish ensures long-term performance in exposed or high-moisture environments, reducing maintenance costs and downtime.

Specification Summary & Compliance

This flange nut adheres to UNF thread standards with a Class 3B thread fit for precise tolerance. Dimensions include a 3/8"-24 thread size, 41/64" flange diameter, and 1/2" width. Manufactured from black-oxide steel, it meets industry specifications for durability and is compliant with RoHS and REACH environmental standards, ensuring safe use in various industrial applications.