| NPS |
Flange OD (O) |
Thickness (T) |
Bolt Circle Dia. |
No. of Holes |
Hole Dia. |
Approx. Weight LBS |
Approx. Weight KGS |
|---|---|---|---|---|---|---|---|
| 1/2 | 5.25 | 1.19 | 3.50 | 4 | 0.88 | - | - |
| 3/4 | 5.50 | 1.25 | 3.75 | 4 | 0.88 | - | - |
| 1 | 6.25 | 1.38 | 4.25 | 4 | 1.00 | - | - |
| 1-1/4 | 7.25 | 1.50 | 5.13 | 4 | 1.13 | - | - |
| 1-1/2 | 8.00 | 1.75 | 5.75 | 4 | 1.25 | - | - |
| 2 | 9.25 | 2.00 | 6.75 | 8 | 1.13 | - | - |
| 2-1/2 | 10.50 | 2.25 | 7.75 | 8 | 1.25 | - | - |
| 3 | 12.00 | 2.62 | 9.00 | 8 | 1.38 | - | - |
| 4 | 14.00 | 3.00 | 10.75 | 8 | 1.63 | - | - |
| 5 | 16.50 | 3.62 | 12.75 | 8 | 1.88 | - | - |
| 6 | 19.00 | 4.25 | 14.50 | 8 | 2.13 | - | - |
| 8 | 21.75 | 5.00 | 17.25 | 12 | 2.13 | - | - |
| 10 | 26.50 | 6.50 | 21.25 | 12 | 2.63 | - | - |
| 12 | 30.00 | 7.25 | 24.38 | 12 | 2.88 | - | - |
| NPS |
Flange OD (O) |
Thickness (T) |
Bolt Circle Dia. |
No. of Holes |
Hole Dia. |
Approx. Weight LBS |
Approx. Weight KGS |
|---|---|---|---|---|---|---|---|
| 1/2 | 133 | 30.2 | 88.90 | 4 | 22.35 | - | - |
| 3/4 | 140 | 31.8 | 95.25 | 4 | 22.35 | - | - |
| 1 | 159 | 35.1 | 107.95 | 4 | 25.4 | - | - |
| 1-1/4 | 184 | 38.1 | 130.30 | 4 | 28.70 | - | - |
| 1-1/2 | 203 | 44.4 | 146.05 | 4 | 31.75 | - | - |
| 2 | 235 | 50.8 | 171.45 | 8 | 28.70 | - | - |
| 2-1/2 | 267 | 57.2 | 196.85 | 8 | 31.75 | - | - |
| 3 | 305 | 66.5 | 228.60 | 8 | 35.05 | - | - |
| 4 | 356 | 76.2 | 273.05 | 8 | 41.40 | - | - |
| 5 | 419 | 91.9 | 323.85 | 8 | 47.75 | - | - |
| 6 | 483 | 108.0 | 368.30 | 8 | 54.10 | - | - |
| 8 | 552 | 127.0 | 438.15 | 12 | 54.19 | - | - |
| 10 | 673 | 165.1 | 539.75 | 12 | 66.80 | - | - |
| 12 | 762 | 184.2 | 619.25 | 12 | 73.15 | - | - |
Dimensions are based on ASME B16.5 Class 2500 flange requirements. Refer to the applicable standard for complete dimensional requirements.
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