S-91841A125 1-72 Hex Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with 18-8 stainless steel construction, ideal for harsh environments and extended service life.
• Precise thread engagement with Class 2B fit, ensuring reliable, vibration-resistant connections in fine-thread applications.
• Optimized for high-strength assembly using the UNF fine thread profile, providing enhanced load distribution and reduced risk of stripping.
• Easy installation and removal with a standard external hex drive, compatible with common wrenches for efficient maintenance.
• Compliance with global standards, including RoHS 3 and REACH, guaranteeing safety and environmental responsibility for industrial use.
• Compact and lightweight design with 5/32" width and 3/64" height, suitable for space-constrained assemblies without compromising strength.
• Right-hand thread direction for standard clockwise tightening, ensuring intuitive and secure fastening operations.

Professional Applications & Engineering Value

This 1-72 UNF fine thread hex nut in 18-8 stainless steel is engineered to address critical challenges in precision assemblies, such as electronics, aerospace, and automotive systems. The fine thread spacing and Class 2B thread fit deliver exceptional clamping force and resistance to loosening under vibration, a common issue in dynamic environments. Made from corrosion-resistant stainless steel, it withstands exposure to moisture, chemicals, and temperature variations, reducing maintenance costs and downtime. The external hex drive allows for quick, tool-friendly installation, making it a reliable choice for high-volume production lines and field service where accuracy and durability are paramount.

Specification Summary & Compliance

This hex nut adheres to UNF thread standards with a Class 2B thread fit for consistent dimensional accuracy and interchangeability. It features a right-hand thread direction, fine thread spacing, and dimensions of 5/32" width and 3/64" height. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, ensuring it meets stringent environmental and safety requirements for industrial fasteners.