| NPS |
Flange OD (O) |
Thickness (T) |
Hub Diameter (X) |
Hub Length (Y) |
Bore (B) |
Corner Bore Radius (r) |
Bolt Circle Dia. |
No. of Holes |
Hole Dia. |
Approx. Weight LBS |
Approx. Weight KGS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 4.75 | 0.88 | 1.50 | 1.25 | 0.90 | 0.12 | 3.25 | 4 | 0.88 | - | - |
| 3/4 | 5.12 | 1.00 | 1.75 | 1.38 | 1.11 | 0.12 | 3.50 | 4 | 0.88 | - | - |
| 1 | 5.88 | 1.12 | 2.06 | 1.62 | 1.38 | 0.12 | 4.00 | 4 | 1.00 | - | - |
| 1-1/4 | 6.25 | 1.12 | 2.50 | 1.62 | 1.72 | 0.19 | 4.38 | 4 | 1.00 | - | - |
| 1-1/2 | 7.00 | 1.25 | 2.75 | 1.75 | 1.97 | 1.99 | 4.88 | 4 | 1.13 | - | - |
| 2 | 8.50 | 1.50 | 4.12 | 2.25 | 2.46 | 0.31 | 6.50 | 8 | 1.00 | - | - |
| 2-1/2 | 9.62 | 1.62 | 4.88 | 2.50 | 2.97 | 0.31 | 7.50 | 8 | 1.13 | - | - |
| 3 | 10.50 | 1.88 | 5.25 | 2.88 | 3.60 | 0.38 | 8.00 | 8 | 1.25 | - | - |
| 4 | 12.25 | 2.12 | 6.38 | 3.56 | 4.60 | 0.44 | 9.50 | 8 | 1.38 | - | - |
| 5 | 14.75 | 2.88 | 7.75 | 4.12 | 5.69 | 0.44 | 11.50 | 8 | 1.63 | - | - |
| 6 | 15.50 | 3.25 | 9.00 | 4.69 | 6.75 | 0.50 | 12.50 | 12 | 1.50 | - | - |
| 8 | 19.00 | 3.62 | 11.50 | 5.62 | 8.75 | 0.50 | 15.50 | 12 | 1.75 | - | - |
| 10 | 23.00 | 4.25 | 14.50 | 7.00 | 10.92 | 0.50 | 19.00 | 12 | 2.00 | - | - |
| 12 | 26.50 | 4.88 | 17.75 | 8.62 | 12.92 | 0.50 | 22.50 | 16 | 2.13 | - | - |
| 14 | 29.50 | 5.25 | 19.50 | 9.50 | 14.18 | 0.50 | 25.00 | 16 | 2.38 | - | - |
| 16 | 32.50 | 5.75 | 21.75 | 10.25 | 16.19 | 0.50 | 27.75 | 16 | 2.63 | - | - |
| 18 | 36.00 | 6.38 | 23.50 | 10.88 | 18.20 | 0.50 | 30.50 | 16 | 2.88 | - | - |
| 20 | 38.75 | 7.00 | 25.25 | 11.50 | 20.25 | 0.50 | 32.75 | 16 | 3.13 | - | - |
| 24 | 46.00 | 8.00 | 30.00 | 13.00 | 24.25 | 0.50 | 39.00 | 16 | 3.63 | - | - |
| NPS |
Flange OD (O) |
Thickness (T) |
Hub Diameter (X) |
Hub Length (Y) |
Bore (B) |
Corner Bore Radius (r) |
Bolt Circle Dia. |
No. of Holes |
Hole Dia. |
Approx. Weight LBS |
Approx. Weight KGS |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1/2 | 121 | 22.4 | 38 | 32 | 22.9 | 3 | 82.55 | 4 | 22.35 | - | - |
| 3/4 | 130 | 25.4 | 44 | 35 | 28.2 | 3 | 88.9 | 4 | 22.35 | - | - |
| 1 | 149 | 28.4 | 52 | 41 | 35.4 | 3 | 101.6 | 4 | 25.4 | - | - |
| 1-1/4 | 159 | 28.4 | 64 | 41 | 43.7 | 5 | 111.25 | 4 | 25.4 | - | - |
| 1-1/2 | 178 | 31.8 | 70 | 44 | 50.0 | 6 | 123.95 | 4 | 28.70 | - | - |
| 2 | 216 | 38.1 | 105 | 57 | 62.5 | 8 | 165.1 | 8 | 25.4 | - | - |
| 2-1/2 | 244 | 41.1 | 124 | 64 | 75.4 | 8 | 190.5 | 8 | 28.70 | - | - |
| 3 | 267 | 47.8 | 133 | 73 | 91.4 | 10 | 203.2 | 8 | 31.75 | - | - |
| 4 | 311 | 53.8 | 162 | 90 | 116.8 | 11 | 241.3 | 8 | 35.05 | - | - |
| 5 | 375 | 73.2 | 197 | 105 | 144.5 | 11 | 292.1 | 8 | 41.40 | - | - |
| 6 | 394 | 82.6 | 229 | 119 | 171.4 | 13 | 317.5 | 12 | 38.10 | - | - |
| 8 | 483 | 91.9 | 292 | 143 | 222.2 | 13 | 393.70 | 12 | 44.45 | - | - |
| 10 | 584 | 108.0 | 368 | 178 | 277.4 | 13 | 482.60 | 12 | 50.8 | - | - |
| 12 | 673 | 124.0 | 451 | 219 | 328.2 | 13 | 571.5 | 16 | 54.10 | - | - |
| 14 | 749 | 133.4 | 495 | 241 | 360.2 | 13 | 635 | 16 | 60.45 | - | - |
| 16 | 826 | 146.0 | 552 | 260 | 411.2 | 13 | 704.85 | 16 | 66.80 | - | - |
| 18 | 914 | 162.1 | 597 | 276 | 462.3 | 13 | 774.7 | 16 | 73.15 | - | - |
| 20 | 984 | 177.8 | 641 | 292 | 514.4 | 13 | 831.85 | 16 | 79.50 | - | - |
| 24 | 1168 | 203.2 | 762 | 330 | 616.0 | 13 | 990.6 | 16 | 92.20 | - | - |
Dimensions are based on ASME B16.5 Class 1500 flange requirements. Refer to the applicable standard for complete dimensional requirements.
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