S-93043A339 3/8"-16 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional corrosion resistance with A286 stainless steel material, ideal for harsh industrial environments and extended service life.
• Superior high-temperature strength from A286 alloy, maintaining structural integrity under demanding thermal conditions.
• Reliable and quick assembly with UNC coarse threading, reducing cross-threading risks and speeding up installation.
• Precise thread engagement with Class 2B fit, ensuring consistent clamping force and vibration resistance in critical applications.
• Optimized torque transmission via standard external hex drive, allowing for secure fastening with common tools.
• Robust dimensional stability with a 9/16" width and 21/64" height, providing a sturdy profile for heavy-duty use.
• Compliance with global safety standards, including RoHS 3 and REACH, ensuring environmental and regulatory adherence for industrial procurement.

Professional Applications & Engineering Value

This 3/8"-16 UNC A286 stainless steel hex nut is engineered to address common industrial challenges such as corrosion, high stress, and thermal fatigue. The A286 material offers excellent resistance to oxidation and creep, making it suitable for aerospace, automotive, and chemical processing applications where durability is critical. Its UNC coarse thread design facilitates faster assembly and disassembly, reducing labor time and minimizing the risk of thread damage in high-vibration environments. The Class 2B thread fit ensures a balanced clearance for reliable performance without galling, while the external hex drive provides ample torque capability for secure joints. Ideal for heavy-duty industrial fastening, this nut delivers long-term reliability and cost savings by minimizing maintenance and replacement needs.

Specification Summary & Compliance

This hex nut features a 3/8"-16 UNC coarse thread with a Class 2B thread fit, ensuring precise dimensional accuracy per standard inch measurements. It adheres to industry specifications for external hex drive and right-hand threading, with a width of 9/16" and height of 21/64". The product is manufactured to comply with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for global industrial safety and environmental standards.