S-90760A005 4-40 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh environments.
• Reliable thread engagement due to Class 2B fit, ensuring consistent clamping force and reducing the risk of loosening.
• Space-saving narrow profile design allows for use in confined assemblies without compromising strength.
• Wide compatibility with 4-40 UNC coarse threads, making them ideal for common industrial and equipment applications.
• Easy installation and removal with external hex drive, facilitating efficient maintenance and assembly processes.
• Compliance with stringent regulations including RoHS 3 and REACH, ensuring safety and environmental standards are met.
• Durable right-hand threading provides secure fastening in dynamic or high-vibration settings.

Professional Applications & Engineering Value

This 4-40 UNC coarse thread hex nut is engineered from zinc-plated steel to address common industrial challenges such as corrosion and mechanical stress. The narrow profile and external hex drive enable easy access in tight spaces, while the Class 2B thread fit ensures precise alignment and reduces the risk of cross-threading during assembly. Ideal for machinery, automotive, and electronic enclosures, these nuts provide long-lasting performance under demanding conditions, supported by their compliance with industry safety standards like RoHS and REACH.

Specification Summary & Compliance

This nut features a 4-40 UNC coarse thread with Class 2B thread fit for accurate dimensional tolerance. It measures 3/16" in width and 1/16" in height, manufactured to inch system standards. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets environmental and health safety requirements for industrial use.