S-93827A284 1 1/8"-12 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional strength and reliability with Grade 8 classification, ideal for high-stress industrial applications
• Superior corrosion resistance provided by zinc-flake coating, extending service life in harsh environments
• Precise thread engagement with Class 2B fit for secure, vibration-resistant assemblies
• Fine thread spacing (12 UNF) ensures better load distribution and reduced loosening under dynamic loads
• Heavy-duty construction with standard hex profile for easy installation using common tools
• Compliance with environmental regulations including RoHS 3 and REACH, ensuring safe usage in regulated industries
• Right-hand threading for standard installation procedures and compatibility with common UNF bolts

Professional Applications & Engineering Value

This Grade 8 heavy-duty hex nut is engineered to address critical challenges in industrial fastening, such as vibration-induced loosening and environmental degradation. The zinc-flake-coated steel construction provides a robust barrier against corrosion, making it suitable for outdoor machinery, automotive assemblies, and structural applications exposed to moisture or chemicals. With 1 1/8"-12 UNF fine threads, it offers enhanced clamping force and resistance to shock loads, reducing maintenance needs in heavy-duty equipment. The Class 2B thread fit ensures consistent torque application and reliable performance in high-vibration environments, while the standard external hex drive allows for quick installation with standard wrenches, improving assembly efficiency in manufacturing and repair operations.

Specification Summary & Compliance

This hex nut adheres to UNF thread standards with fine spacing (12 TPI) and Class 2B thread fit for precise dimensional accuracy. It meets Grade 8 strength requirements, ensuring high tensile and yield strength for demanding applications. The product is manufactured in compliance with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, confirming its suitability for use in environments with strict safety and environmental standards. Dimensions include a width of 1 11/16" and height of 31/32" for consistent performance across assemblies.