Standard Copper Tubing Dimensional Reference

Select Mechanical or Inflatable Pipe Plugs based on the
below tubing ID and along with the pressure to be blocked

(PETERSEN DOES NOT SELL COPPER TUBING OR PIPE)

Nominal Pipe Size inches O.D. I.D. Wall Thickness
Type
K* L** M*** DWV**** K L M DWV
1/4 0.375 0.305 0.315 - - 0.035 0.030 - -
3/8 0.500 0.402 0.430 0.450 - 0.049 0.035 0.025 -
1/2 0.625 0.527 0.545 0.569 - 0.049 0.040 0.028 -
5/8 0.750 0.652 0.666 - - 0.049 0.042 - -
3/4 0.875 0.745 0.785 0.811 - 0.065 0.045 0.032 -
1 1.125 0.995 1.025 1.055 - 0.065 0.050 0.035 -
1-1/4 1.375 1.245 1.265 1.291 1.295 0.065 0.055 0.042 0.040
1-1/2 1.625 1.481 1.505 1.527 1.541 0.072 0.060 0.049 0.042
2 2.125 1.959 1.985 2.009 2.041 0.083 0.070 0.058 0.042
2-1/2 2.625 2.435 2.465 2.495 - 0.095 0.080 0.065 -
3 3.125 2.907 2.945 2.981 3.030 0.109 0.090 0.072 0.045
3.5 3.625 3.385 3.425 3.459 - .120 .100 .083 -
4 4.125 3.857 3.897 3.935 4.009 .134 .114 .095 .058
5 4.125 3.805 4.875 4.907 4.981 .160 .125 .109 .072
6 6.125 5.741 5.845 5.881 5.959 .192 .140 .122 .083
8 8.125 7.583 7.725 7.785 - .271 .200 .170 -

*K, thick walled, underground residential, commercial and industrial uses.

**L, medium walled, residential and commercial uses

***M, thin walled, above ground residential and light commercial uses.

****DWV, Drain/Waste/Vent, non-pressurized

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