| Nominal size [inches] | Outside diameter [inches] | Outside diameter [mm] | Wall thickness [inches] | Wall thickness [mm] | Weight [lb/ft] | Weight [kg/m] |
|---|---|---|---|---|---|---|
| 1/8" NPS8 | 0.405 | 10.3 | 0.068 | 1.73 | 0.24 | 0.37 |
| 1/4" NPS12 | 0.54 | 13.7 | 0.088 | 2.24 | 0.42 | 0.84 |
| 3/8" NPS10 | 0.675 | 17.1 | 0.091 | 2.31 | 0.57 | 0.84 |
| 1/2" NPS15 | 0.84 | 21.3 | 0.109 | 2.77 | 0.85 | 1.27 |
| 3/4" NPS20 | 1.05 | 26.7 | 0.113 | 2.87 | 1.13 | 1.69 |
| 1" NPS25 | 1.315 | 33.4 | 0.133 | 3.38 | 1.68 | 2.5 |
| 1 1/4" NPS32 | 1.66 | 42.2 | 0.14 | 3.56 | 2.27 | 3.39 |
| 1 1/2" NPS40 | 1.9 | 48.3 | 0.145 | 3.68 | 2.72 | 4.05 |
| 2" NPS50 | 2.375 | 60.3 | 0.154 | 3.91 | 3.65 | 5.44 |
| 2" 1/2 NPS65 | 2.875 | 73.0 | 0.203 | 5.16 | 5.79 | 8.63 |
| 3" NPS80 | 3.5 | 88.9 | 0.216 | 5.49 | 7.58 | 11.29 |
| 3 1/2" | 4.0 | 101.6 | 0.226 | 5.74 | 9.11 | 13.57 |
| 4" NPS100 | 4.5 | 114.3 | 0.237 | 6.02 | 10.79 | 16.07 |
| 5" NPS125 | 5.563 | 141.3 | 0.258 | 6.55 | 14.62 | 21.77 |
| 6" NPS150 | 6.625 | 168.3 | 0.28 | 7.11 | 18.97 | 28.26 |
| 8" NPS200 | 8.625 | 219.1 | 0.322 | 8.18 | 28.55 | 42.55 |
| 10" NPS250 | 10.75 | 273.0 | 0.365 | 9.27 | 40.48 | 60.31 |
| 12" NPS300 | 12.75 | 323.8 | 0.375 | 9.53 | 59.56 | 73.88 |
| 14" NPS350 | 14.0 | 355.6 | 0.375 | 9.53 | 54.57 | 81.33 |
| 16" NPS400 | 16.0 | 406.4 | 0.375 | 9.53 | 62.58 | 93.27 |
| 18" NPS450 | 18.0 | 457.0 | 0.375 | 9.53 | 70.59 | 105.16 |
| 20" NPS500 | 20.0 | 508.0 | 0.375 | 9.53 | 78.6 | 117.15 |
| 22" NPS550 | 22.0 | 559.0 | 0.375 | 9.53 | 86.61 | 129.13 |
| 24" NPS600 | 24.0 | 610.0 | 0.375 | 9.53 | 94.62 | 141.12 |
| 26" NPS650 | 26.0 | 660.0 | 0.375 | 9.53 | 102.63 | 152.87 |
| 28" NPS700 | 28.0 | 711.0 | 0.375 | 9.53 | 110.64 | 164.85 |
| 30" NPS750 | 30.0 | 762.0 | 0.375 | 9.53 | 118.65 | 176.84 |
| 32" NPS800 | 32.0 | 813.0 | 0.375 | 9.53 | 126.66 | 188.82 |
| 34" NPS850 | 34.0 | 864.0 | 0.375 | 9.53 | 134.67 | 200.31 |
| 36" NPS900 | 36.0 | 914.0 | 0.375 | 9.53 | 142.68 | 212.56 |
| 38" NPS950 | 38.0 | 965.0 | 0.375 | 9.53 | 150.69 | 223.84 |
| 40" NPS1000 | 40.0 | 1016.0 | 0.375 | 9.53 | 158.7 | 235.79 |
| 42" NPS1050 | 42.0 | 1066.8 | 0.375 | 9.53 | 142.68 | 212.56 |
| 44" NPS1100 | 44.0 | 1117.6 | 0.375 | 9.53 | 174.72 | 259.69 |
| 46" NPS1150 | 46.0 | 1168.4 | 0.375 | 9.53 | 182.73 | 271.4 |
| 48" NPS1200 | 48.0 | 1219.2 | 0.375 | 9.53 | 190.74 | 283.35 |
| 52" NPS1300 | 52.0 | 1320.8 | 0.375 | 9.53 | 206.76 | 307.25 |
| 56" NPS1400 | 56.0 | 1422.4 | 0.375 | 9.53 | 222.78 | 330.91 |
| 60" NPS1500 | 60.0 | 1524.0 | 0.375 | 9.53 | 238.8 | 355.92 |
| 64" NPS1600 | 64.0 | 1625.6 | 0.375 | 9.53 | 254.82 | 379.89 |
