S-90499A868 1 3/4"-12 Hex Nuts

Key Features & Benefits at a Glance

• Exceptional load-bearing capacity with Grade 8 steel construction, ideal for high-stress industrial applications
• Superior vibration resistance due to extra fine UNF thread design, maintaining secure connections in dynamic environments
• Precise thread engagement with Class 2B fit ensuring reliable mating with corresponding threaded components
• Enhanced durability through standardized external hex drive design, allowing for consistent torque application
• Environmental compliance assurance meeting RoHS 3 and REACH standards for safe industrial usage
• Optimized dimensional stability with 2 5/8" width and 1 1/2" height providing consistent performance across assemblies
• Right-hand thread compatibility for seamless integration with standard industrial equipment and machinery

Professional Applications & Engineering Value

This Grade 8 steel hex nut with 1 3/4"-12 UNF extra fine thread addresses critical engineering challenges in heavy machinery, structural assemblies, and high-vibration environments. The extra fine thread spacing provides increased thread engagement surface area, significantly enhancing resistance to loosening under cyclic loading conditions. Manufactured from high-strength steel material, this industrial fastener maintains structural integrity in applications requiring sustained clamping force. The standard hex nut profile with external hex drive ensures compatibility with common wrenching tools while the right-hand thread direction follows conventional assembly practices. Particularly valuable in automotive, construction, and manufacturing sectors where heavy-duty fastening solutions must withstand extreme operational stresses without compromising performance.

Specification Summary & Compliance

This hex nut features precision Class 2B thread fit according to UN thread standards with extra fine 12 TPI spacing. Manufactured to inch system specifications with dimensions of 2 5/8" width and 1 1/2" height. The fastener meets Grade 8 strength classification requirements and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring suitability for regulated industrial applications.