S-90264A310 2"-4 1/2 x 4 1/2" Coupling Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance through zinc-plated steel construction, extending service life in demanding industrial environments
• Exceptional load distribution with fully threaded design, ensuring maximum engagement and connection stability
• Quick installation capability with coarse UNC threading, reducing assembly time while maintaining secure fastening
• Optimized torque transmission through external hex drive design, providing reliable tool engagement during tightening operations
• Precision thread compatibility with Class 2B fit, guaranteeing consistent performance and interchangeability with standard components
• Heavy-duty construction with 2"-4 1/2 size range, engineered to withstand high-stress applications and vibration
• Regulatory compliance assurance meeting RoHS 3 and REACH standards, ensuring environmental and safety requirements are met

Professional Applications & Engineering Value

This heavy-duty coupling nut delivers exceptional engineering value in industrial applications where extended-length connections are critical. The zinc-plated steel construction provides essential corrosion protection for machinery, structural frameworks, and piping systems exposed to harsh environments. The fully threaded UNC coarse pattern enables rapid assembly while maintaining superior tensile strength, effectively solving alignment challenges in long rod applications. External hex drive design ensures positive tool engagement for high-torque installations, making it ideal for construction equipment, manufacturing machinery, and infrastructure projects requiring reliable, vibration-resistant fastening solutions that meet stringent industry standards.

Specification Summary & Compliance

This coupling nut features Class 2B thread fit with UNC coarse threading (2"-4 1/2 size range) and standard coupling nut profile. Manufactured to industry specifications with precise dimensional accuracy, the component is RoHS 3 (2015/863/EU) Compliant and REACH (EC 1907/2006) Compliant, meeting current environmental and substance restriction requirements for industrial applications worldwide.