Topaz Electric / Southwire 518TZ Rigid 1-Hole Strap (3 inch):

Specifications

• Model Number: 518TZ
• Trade Size: 3 inch
• Material: Zinc-plated steel
• Finish: Bright zinc electro-plated
• Dimensions:
  • Length: 5.55 inches
  • Height: 1.28 inches
• Mounting Type: 1-hole, snap-on
• Weight: ~0.358 lb per strap
• Certifications:
  • UL Listed (UL 514B, UL 2239)
  • NEMA/ANSI FB-1
  • Federal Specifications: W-F-406D, W-F-406E, W-S-610D

Key Features

• Snap-On Design: Allows for quick and easy installation.
• Inverted Rib: Adds strength and rigidity to the strap.
• Heavy-Duty Steel: Provides strong mechanical support for conduit.
• Corrosion Resistance: Zinc-plated finish protects against rust and environmental wear.
• Wide Compatibility: Supports both EMT and rigid conduit.
• Indoor/Outdoor Use: Suitable for various environments 

Applications

• Conduit Mounting: Used to secure 3" EMT or rigid conduit to wood, masonry, or other surfaces.
• Electrical Installations: Ideal for residential, commercial, and industrial wiring systems.
• Raceway Support: Helps maintain conduit alignment and spacing.
• Heavy Load Areas: Designed for locations requiring greater load-bearing capacity