S-97149A250 1/2"-13 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance from 18-8 stainless steel with black-oxide coating, ideal for harsh industrial environments.
• Reliable, vibration-resistant fastening due to coarse UNC threading, reducing the risk of loosening under stress.
• Precise, secure thread engagement with Class 2B fit, ensuring consistent performance and ease of assembly.
• Durable, long-lasting performance in demanding applications, thanks to high-strength stainless steel construction.
• Easy installation and removal with standard external hex drive, compatible with common wrenches for efficient maintenance.
• Compliance with strict environmental standards including RoHS 3 and REACH, meeting global regulatory requirements.
• Versatile use across industries from machinery to construction, providing dependable fastening in various settings.

Professional Applications & Engineering Value

This 1/2"-13 UNC hex nut is engineered to address critical challenges in industrial fastening, such as corrosion, vibration, and assembly efficiency. The black-oxide 18-8 stainless steel material offers excellent resistance to rust and oxidation, making it suitable for outdoor or high-moisture environments like marine equipment, agricultural machinery, and structural assemblies. Its coarse thread design enhances grip and reduces the likelihood of thread stripping under heavy loads, while the Class 2B thread fit ensures smooth, accurate mating with bolts for leak-proof connections. Ideal for applications requiring heavy-duty performance, this nut supports reliable operations in automotive, construction, and manufacturing sectors, where durability and compliance with standards like RoHS and REACH are paramount.

Specification Summary & Compliance

This hex nut features a 1/2"-13 UNC coarse thread with Class 2B thread fit for precise dimensional accuracy, adhering to standard inch measurement systems. It is manufactured from black-oxide 18-8 stainless steel, with dimensions of 3/4" width and 7/16" height, ensuring compatibility and performance in various assemblies. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its safety and environmental responsibility for industrial use.