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Intermediate Metal Conduit - IMC

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Intermediate Metal Conduit - IMC - dimensions:

IMC - Intermediate Metal Conduits - Properties
Trade SizeAverage Outside DiameterAverage Wall ThicknessApprox. Weight
(in)(mm)(in)(mm)(in)(mm)(lbs/100 ft)(kg/30 m)
1/2 16 0.815 20.7 0.07 1.79 62 28
3/4 21 1.029 26.13 0.075 1.9 84 38
1 27 1.29 32.76 0.085 2.16 119 54
1 1/4 35 1.638 41.6 0.085 2.16 158 72
1 1/2 41 1.883 47.82 0.09 2.29 194 88
2 53 2.36 59.94 0.095 2.41 256 116
2 1/2 63 2.857 72.56 0.14 3.56 441 200
3 78 3.476 88.29 0.14 3.56 543 246
3 1/2 91 3.971 100.86 0.14 3.56 629 285
4 103 4.466 113.43 0.14 3.56 700 318

IMC is covered by Article 342 of the National Electric Code (NEC).

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