S-90496A044 1 3/4"-12 Hex Nuts

Key Features & Benefits at a Glance

• Enhanced vibration resistance through extra fine 12 TPI thread spacing for superior holding power in dynamic applications
• Space-saving installation with thin profile design requiring less axial clearance while maintaining full thread engagement
• Reliable torque transmission via external hex drive that accommodates standard wrenching tools for secure fastening
• Consistent thread compatibility with Class 2B thread fit ensuring smooth assembly with corresponding male threads
• Durable performance from Grade 2 steel construction providing excellent strength for general industrial applications
• Environmental compliance meeting RoHS 3 and REACH standards for safe use in regulated industries
• Precision manufacturing maintaining UN thread standards for reliable interchangeability in inch-system assemblies

Professional Applications & Engineering Value

This Grade 2 steel hex nut with 1 3/4"-12 UN extra fine thread addresses critical engineering challenges in heavy machinery, structural assemblies, and precision equipment where fine thread spacing is essential for vibration resistance. The thin profile design provides significant space savings in compact assemblies while maintaining full thread engagement strength. The Class 2B thread fit ensures smooth, reliable mating with corresponding male threads, reducing assembly time and preventing cross-threading issues. Manufactured from steel with external hex drive, this fastener delivers consistent torque transmission using standard tools, making it ideal for maintenance operations and production lines requiring reliable, right-hand threaded components in inch-system applications.

Specification Summary & Compliance

This hex nut features precision UN extra fine thread with Class 2B thread fit per unified thread standards, ensuring dimensional accuracy and reliable performance. The fastener meets Grade 2 strength classification and complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations. Physical dimensions include 2 5/8" width across flats and 31/32" height, providing a balanced profile for various industrial applications while maintaining compliance with inch-system manufacturing specifications.