Galvanized RMC - 4 Inch Galvanized Coupling

The 4 Inch Galvanized Rigid Steel Conduit Coupling is designed to securely join two lengths of Galvanized Rigid Conduit (GRC) or Intermediate Metal Conduit (IMC). This coupling is suitable for both indoor and outdoor applications, ensuring durable and reliable connectivity in various environments.

Features:

• Easy Installation: Streamlined design for quick and hassle-free setup.
• Corrosion Resistant: Made of high-quality steel and galvanized for maximum durability against rust and corrosion.
• Universal Compatibility: Works effectively with both GRC and IMC conduit types.

Specifications:

• Trade Size: 4 inches
• Finish: Galvanized
• Material: Steel
• Thread Specifications:
  • Threads per Inch: 8
  • Length from End of Pipe to Hand-Tight Plane (L-1): 1.356 inches
  • Effective Length (L-2): 1.3 inches
  • Total Length of Threads to Vanish Point (L-4): 1.7337 inches
  • Pitch Diameter at End of Thread (3/4" Taper per Foot): 4.3344 inches
  • Pitch Diameter at Hand Tight Plane (E-1): 4.4191 inches
  • Length from Hand-Tight Plane to Face of Coupling (M): 0.1902 inches
  • Diameter of Countersink (Q): 4.5 inches
  • Hand-Tight Standoff Basic Inches (A): 1-1/2 inches

Standards Compliance:

• UL File Number: E2313
• CSA C22.2 No. 45.1
• CAN/CSA C22.1 NOM-001-SEDE
• ANSI/NFPA 70 NEC 344
• cULus Listed UL 6

Technical Notes:

• Tolerance for thread length: ±1 thread. A maximum variation of plus or minus 1 turn is permitted from the gaging face of the working thread gages.

To access other sizes, click on the links in the product name column of the table below.

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