S-90654A334 7/8"-9 x 2 1/2" Coupling Nuts

Key Features & Benefits at a Glance

• Exceptional tensile strength from ASTM Grade 2H steel ensures reliable performance in demanding applications
• Precise Class 2B thread fit guarantees smooth assembly and secure connections with mating components
• Coarse UNC threading provides faster installation and reduced cross-threading risks in industrial environments
• Fully threaded design offers maximum engagement length for superior load distribution
• External hex drive style enables easy installation with standard wrench tools
• Heavy-duty 2-1/2" length accommodates extended joining requirements while maintaining structural integrity
• Full regulatory compliance with RoHS 3 and REACH standards ensures environmental responsibility

Professional Applications & Engineering Value

This 7/8"-9 UNC coupling nut delivers exceptional engineering value in heavy-duty industrial applications where threaded rod connections require maximum reliability. The ASTM Grade 2H steel construction provides superior resistance to vibration loosening and mechanical stress, making it ideal for structural frameworks, machinery assembly, and construction projects. The coarse thread spacing combined with Class 2B thread fit ensures rapid installation while maintaining precise alignment, significantly reducing assembly time in production environments. The fully threaded design and external hex drive offer versatility for various joining configurations, from simple extensions to complex mechanical systems requiring durable coupling solutions.

Specification Summary & Compliance

This coupling nut features 7/8"-9 UNC coarse threading with Class 2B thread fit and right-hand thread direction. Manufactured from ASTM Grade 2H steel with standard coupling nut profile, it measures 1-1/2" width x 2-1/2" length. The product complies with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental standards, meeting current regulatory requirements for industrial fasteners.