Topaz 905 Reducing Washer (1-1/4" x 1") Steel:

Specifications

• Model: 905
• Trade Size: 1-1/4 inch (large end) × 1 inch (small end)
• Material: Zinc-plated steel
• Finish: Zinc electro-plated for corrosion resistance
• Outer Diameter: 2.08 inches
• Inner Diameter: 1.62 inches
• Used With: Rigid and IMC conduit
• Certifications:
  • UL Listed (Canada and US)
  • CSA Certified
  • Complies with NEMA/ANSI FB-1, Federal Spec A-A-50553, and Military Specs W-F-406D/E, W-F-408D, W-S-610D

 Key Features

• Durable Steel Construction: Built for long-term use in demanding environments.
• Corrosion Resistant: Zinc plating protects against rust and wear.
• Flat Installation: Designed for easy mounting in enclosures and sheet metal boxes.
• Size Reduction: Efficiently reduces knockout sizes to fit smaller conduit.
• Bulk Packaging: Typically sold in packs of 50, 100, or 500 for contractor convenience 

Applications

• Electrical Enclosures: Reduces larger knockout holes to accommodate smaller conduit sizes.
• Cabinet and Panel Work: Ideal for adapting conduit entries in metal boxes.
• Commercial and Industrial Wiring: Suitable for installations requiring size transitions.
• Code Compliance: Helps meet NEC and other regulatory standards for conduit fittings