S-91845A350 3/4"-20 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and long-term durability.
• Exceptional vibration resistance due to the extra fine 3/4"-20 UNEF thread, minimizing loosening in dynamic applications.
• Precise and reliable fit ensured by the Class 2B thread tolerance, providing smooth assembly and consistent clamping force.
• Easy installation and removal with the standard external hex drive, compatible with common wrenches for efficient maintenance.
• Compliance with strict environmental regulations, being RoHS 3 and REACH compliant for safe and responsible use.
• Robust mechanical performance from the standard hex nut profile, designed to withstand high tensile and shear loads.
• Wide industrial compatibility with right-hand thread and inch measurements, suitable for various machinery and equipment.

Professional Applications & Engineering Value

This 3/4"-20 UNEF extra fine thread hex nut is engineered to address critical challenges in precision assemblies where fine adjustment and vibration resistance are paramount. Made from 18-8 stainless steel, it offers excellent corrosion resistance, reducing maintenance costs in industries like aerospace, automotive, and heavy machinery. The Class 2B thread fit ensures tight, reliable connections without galling, while the external hex drive allows for quick installation with standard tools. Its extra fine thread spacing provides superior load distribution and minimizes the risk of loosening under stress, making it an ideal choice for high-precision equipment, instrument panels, and critical structural fastening where durability and compliance with RoHS and REACH standards are essential for long-term performance.

Specification Summary & Compliance

This hex nut features a 3/4"-20 UNEF extra fine thread with Class 2B thread fit for precise dimensional accuracy, adhering to standard inch measurement systems. It is manufactured from 18-8 stainless steel with a standard profile and external hex drive, measuring 1 1/8" in width and 41/64" in height. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring environmental safety and suitability for various industrial applications without hazardous substances.