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Electrical ConduitAll dimensions in inches.
| EMT |
IMC |
RIGID |
| Nominal Trade Size |
Outside Diameter |
Wall Thickness |
Nominal Trade Size |
Outside Diameter |
Wall Thickness |
Nominal Trade Size |
Outside Diameter |
Wall Thickness |
| 1/2 |
0.706 |
0.042 |
1/2 |
0.815 |
0.070 |
1/2 |
0.840 |
0.104 |
| 3/4 |
0.922 |
0.049 |
3/4 |
1.029 |
0.075 |
3/4 |
1.050 |
0.107 |
| 1 |
1.163 |
0.057 |
1 |
1.029 |
0.085 |
1 |
1.315 |
0.126 |
| 1-1/4 |
1.510 |
0.065 |
1-1/4 |
1.638 |
0.085 |
1-1/4 |
1.660 |
0.133 |
| 1-1/2 |
1.740 |
0.065 |
1-1/2 |
1.883 |
0.090 |
1-1/2 |
1.900 |
0.138 |
| 2 |
2.197 |
0.065 |
2 |
2.360 |
0.095 |
2 |
2.375 |
0.146 |
| 2-1/2 |
2.875 |
0.072 |
2-1/2 |
2.857 |
0.130 |
2-1/2 |
2.875 |
0.193 |
| 3 |
3.5 |
0.072 |
3 |
3.476 |
0.130 |
3 |
3.500 |
0.250 |
| 3-1/2 |
4.000 |
0.083 |
4 |
0.466 |
0.130 |
4 |
4.500 |
0.225 |
| 4 |
4.500 |
0.083 |
4 |
0.466 |
1.130 |
4 |
4.500 |
0.225 |
| 5 |
- |
- |
- |
- |
- |
5 |
5.563 |
0.245 |
| 6 |
- |
- |
- |
- |
- |
6 |
6.625 |
0.266 |
| |