S-94846A225 1 1/4"-12 ASME B18.2.2 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced strength-to-weight ratio with thin profile design, providing reliable clamping force while minimizing material usage and assembly weight
• Superior thread engagement through Class 2B thread fit, ensuring smooth installation and reduced risk of cross-threading in precision applications
• Exceptional durability with Grade 5 steel construction, offering high tensile strength for demanding industrial environments
• Precision fine threading (12 UNF) delivers superior vibration resistance and improved load distribution across threaded connections
• Standardized compatibility with ASME B18.2.2 specifications, guaranteeing interchangeability and reliable performance in inch-system applications
• Optimized tool engagement with external hex drive and 1 7/8" width, providing secure wrenching and reducing slippage during installation
• Environmental compliance assurance with RoHS 3 and REACH compliance, meeting stringent international regulatory standards

Professional Applications & Engineering Value

This Grade 5 steel thin hex nut addresses critical engineering challenges in heavy-duty assembly applications where space constraints and vibration resistance are paramount. The 1 1/4"-12 UNF fine thread spacing provides superior resistance to loosening under dynamic loads, making it ideal for automotive, machinery, and structural applications. The thin hex nut profile (23/32" height) enables installation in tight spaces while maintaining full Grade 5 strength classification. The external hex drive design ensures reliable tool engagement for high-torque applications, while the Class 2B thread fit guarantees consistent performance across standardized components. This combination of precision threading, material strength, and compact design delivers exceptional value for engineers seeking reliable fastening solutions in demanding industrial environments.

Specification Summary & Compliance

This precision fastener maintains Class 2B thread fit tolerance per UNF standards with 1 1/4"-12 fine thread spacing in right-hand orientation. Manufactured to ASME B18.2.2 specifications with Grade 5 strength classification, it features dimensional accuracy of 1 7/8" width and 23/32" height. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe usage across global industrial markets.