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Home Electrical Rough Electrical Electrical Fittings EMT Metal Conduit Fittings 641S EMT COUPLING 1/2IN STEEL

641S EMT COUPLING 1/2IN STEEL

PART 710091
SUPPLIER SOUTHWIRE COMPANY, LLC
SUPPLIER PART # 641S
RANK A
SHELF PACK 50
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About this item

Set Screw Coupling, Concrete Tight, 1/2 in, Set Screw, Steel, Plated Zinc, FB1-2014, 1.75 in Length, 0.88 in Width

Features:

  • Material: Zinc-plated steel
  • Size: 1/2 inch
  • Type: Set screw coupling
  • Usage: Joins two lengths of EMT conduit
  • Compliance: UL Standard 514B, NEMA FB-1
  • Concrete Tight: When taped
  • Diameter: 1.75 inches
  • Number of Screws: 2

Applications:

  1. Joining EMT Conduits: It is primarily used to join two lengths of EMT conduit together, ensuring a secure and continuous pathway for electrical wiring  
  2. Commercial and Residential Wiring: Commonly used in both commercial and residential electrical installations to maintain the integrity of the conduit system 
     
  3. Concrete Tight Applications: When taped, it provides concrete-tight protection, making it suitable for installations where a secure and moisture-resistant connection is required 
     
  4. Indoor Electrical Systems: Specifically designed for indoor use, ensuring a reliable connection between EMT conduit sections

Installation: 

  1. Preparation:

    • Ensure the ends of the EMT conduit are clean and free from burrs.
    • Measure and cut the conduit to the desired length.
  2. Assembly:

    • Insert one end of the EMT conduit into the coupling until it reaches the stop.
    • Tighten the set screw on the coupling to secure the conduit.
    • Repeat the process for the other end of the coupling with the second piece of conduit.
  3. Tightening:

    • Use a screwdriver to tighten the set screws on both sides of the coupling.
    • Ensure the connection is secure and concrete-tight if required (by taping the coupling).
  4. Inspection:

    • Check the connection to ensure it is tight and there are no gaps.
    • Verify that the coupling is properly aligned with the conduit 

These steps will help you achieve a secure and reliable connection between EMT conduits. 

Tool Requirements:

  1. Pipe Cutter or Hacksaw: To cut the EMT conduit to the desired length.
  2. Deburring Tool: To remove any burrs from the cut ends of the conduit.
  3. Screwdriver: To tighten the set screws on the coupling.
  4. Tape Measure: To measure the conduit lengths accurately.
  5. Level: To ensure the conduit is installed straight and level

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Color Silver
Finish Plated Zinc
Brand Topaz Electric
Connection Type Set Screw
Length 1.75 in
Material Steel
NEMA Rating FB1-2014
Trade Size 1/2 in
Type Concrete Tight
Width 0.88 in
UPC Code 751338232006
Shelf Pack 50
Minimum Order Qty 1