S-96177A150 1/4"-20 x 1" ASTM A276 Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance thanks to the black-oxide steel finish, extending service life in harsh industrial environments.
• Exceptional tensile strength and durability from ASTM A276 compliant steel, ensuring reliable performance under high stress.
• Easy and quick installation with fully threaded UNC coarse spacing and right-hand thread, reducing assembly time.
• Precise and secure thread engagement with Class 2B thread fit, minimizing the risk of cross-threading and loosening.
• Broad compatibility with standard 1/4"-20 UNC male threads, making it ideal for coupling rods and studs in various assemblies.
• Compliance with major environmental regulations including RoHS 3 and REACH, ensuring safe and sustainable use.
• Optimized dimensions (23/64" OD, 1" length) for a balanced profile that provides ample strength without unnecessary bulk.

Professional Applications & Engineering Value

This 1/4"-20 UNC coupling nut is engineered to solve critical fastening challenges in demanding industrial settings. Constructed from black-oxide steel, it offers enhanced resistance to rust and wear, which is vital for applications exposed to moisture, chemicals, or outdoor conditions. The fully threaded design with coarse UNC threads and Class 2B thread fit ensures a robust and precise connection, reducing the likelihood of vibration-induced failures. Commonly used in machinery, automotive, and construction projects, this nut provides a reliable solution for joining threaded rods, extending shafts, or aligning components, thereby improving assembly integrity and minimizing maintenance needs. Its compliance with ASTM A276 standards guarantees consistent material quality, making it a trusted choice for engineers and procurement specialists seeking durable, high-performance coupling nuts.

Specification Summary & Compliance

This coupling nut features a 1/4"-20 UNC thread with coarse spacing and Class 2B thread fit for precise dimensional accuracy. It adheres to ASTM A276 specifications for material integrity and is fully compliant with RoHS 3 (2015/863/EU) with exemption 6(a) and REACH (EC 1907/2006) regulations as of January 17, 2023, ensuring environmental and safety standards are met.