Women Owned Business Enterprise
ATKORE  |  SKU: 30070759  |  MPN: 278879

Galvanized Rigid Steel Conduit (GRC, RMC) | Hot-Dip Galvanized Mild Steel

$4.12
Size
  • Hot-Dip Galvanized Finish: Provides lasting corrosion protection for demanding environments.
  • High-Strength Mild Steel: Ensures impact resistance, easy bending, and long service life.
  • Smooth Raceway Interior: Enables efficient, snag-free wire pulling during installation.
  • Kwik-Release End Cap: Protects threads from damage during shipping and handling.
  • Wide Size Range: Offered in trade sizes ½″ to 6″ for residential, commercial, and industrial use.
📄 Download Spec Sheet

Galvanized Rigid Steel Conduit (GRC, RMC) | Hot-Dip Galvanized Mild Steel

Galvanized Rigid Steel Conduit (GRC, RMC) is manufactured from high-grade mild steel, delivering exceptional strength, impact resistance, and ductility for easy bending. The hot-dip galvanized coating provides long-lasting corrosion protection, making it ideal for demanding indoor and outdoor electrical installations.

Each conduit includes a Kwik-Release End Cap to safeguard threads during handling and transport, ensuring clean, ready-to-use connections at installation. Designed and tested to meet UL 6 and ANSI C80.1 standards, it also complies with NEC 344, guaranteeing reliable performance in commercial, industrial, and utility applications. Available in trade sizes from ½″ to 6″ to suit a wide range of electrical raceway systems.

Key Features & Benefits

  • Corrosion-Resistant Galvanization – Hot-dip galvanized coating ensures long-term resistance to rust and environmental wear.
  • High-Strength Mild Steel – Provides impact resistance and ductility for easy bending during installation.
  • Smooth Raceway Design – Promotes efficient, snag-free wire pulling across extended runs.
  • Kwik-Release End Cap – Protects conduit threads during storage, shipping, and installation.
  • Standards Compliance – UL 6 listed, ANSI C80.1 compliant, and meets NEC 344 for code-approved use.

Ordering Information

Catalog Number Trade Size (in) Outside Diameter (in) Length (ft) Wall Thickness (in) Weight (lb/ft) Standard Package (ft) Package Weight (lb)
278879 ½ 0.840 10 0.104 0.82 2,500 2,050
278887 ¾ 1.050 10 0.107 1.09 2,000 2,180
278895 1 1.315 10 0.126 1.61 1,250 2,013
278903 1¼ 1.660 10 0.133 2.18 900 1,962
278911 1½ 1.900 10 0.138 2.63 800 2,104
278929 2 2.375 10 0.146 3.50 600 2,100
278937 2½ 2.875 10 0.193 5.59 370 2,068
278945 3 3.500 10 0.205 7.27 300 2,181
278952 3½ 4.000 10 0.215 8.80 250 2,200
278960 4 4.500 10 0.225 10.30 200 2,060
278978 5 5.563 10 0.245 14.00 150 2,100
278986 6 6.625 10 0.266 18.40 100 1,840

  • FAST SHIPPING

  • SECURE CHECKOUT

  • LOCATED IN ILLINOIS