Topaz 284 Rigid Conduit Locknut (1-1/4" Steel):

Specifications

• Model: 284
• Trade Size: 1-1/4 inch
• Material: Zinc-plated steel
• Outer Diameter: 2.1 inches
• Thickness: 0.14 inches
• Thread Size: 1-1/4" – 11.5 TPI
• Thread Pitch: 1.595 to 1.605 inches
• Used With: Rigid and IMC conduit
• Certifications:
  • UL Listed (UL 514B, UL File No. E148716)
  • CSA Certified
  • NEMA/ANSI FB-1
  • Federal Spec A-A-50553
  • Military Specs: W-F-406D/E, W-F-408D, W-S-610D

Key Features

• Corrosion Resistant: Zinc-plated steel resists rust and wear.
• Secure Fit: Serrated teeth help prevent loosening due to vibration.
• Clean Threads: Allows for distortion-free tightening.
• Threaded Installation: Easy to install in electrical boxes or enclosures.
• Heavy-Duty Design: Stamped steel construction for durability.
• Bulk Packaging: Available in packs of 50, 100, or 500 for contractor use

Applications

• Electrical Box Connections: Secures rigid conduit to boxes or metal enclosures.
• Commercial and Industrial Wiring: Ideal for high-vibration environments.
• Residential Installations: Used in home electrical systems requiring rigid conduit.
• Code Compliance: Meets NEC and NEMA standards for conduit fittings