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Table 2 AWWA C207-18 Class D Ring Flanges
AWWA Flanges
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- All dimensions are in inches.
- Pressure rating at atmospheric temperature is 175 psi for sizes 12” and under and 150 psi for sizes 14” and up.
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Item # |
Nominal Pipe Size |
Outside Diameter (A) |
Thickness (T) |
Inside Diameter (B) |
Approximate Weight |
Number of Bolt Holes |
Diameter of Bolt Holes |
Diameter of Bolt Circle (C) |
|---|---|---|---|---|---|---|---|---|
| 52DRINAWW | Nominal Pipe Size N/A 52 | Outside Diameter (A) N/A 64.00 in | Thickness (T) N/A 2.00 in | Inside Diameter (B) N/A 52.19 in | Approximate Weight N/A 542 lb | Number of Bolt Holes N/A 44 | Diameter of Bolt Holes N/A 1.88 in | Diameter of Bolt Circle (C) N/A 60.50 in |
| 54DRINAWW | Nominal Pipe Size N/A 54 | Outside Diameter (A) N/A 66.25 in | Thickness (T) N/A 2.13 in | Inside Diameter (B) N/A 54.19 in | Approximate Weight N/A 614 lb | Number of Bolt Holes N/A 44 | Diameter of Bolt Holes N/A 1.88 in | Diameter of Bolt Circle (C) N/A 62.75 in |
| 60DRINAWW | Nominal Pipe Size N/A 60 | Outside Diameter (A) N/A 73.00 in | Thickness (T) N/A 2.25 in | Inside Diameter (B) N/A 60.19 in | Approximate Weight N/A 763 lb | Number of Bolt Holes N/A 52 | Diameter of Bolt Holes N/A 1.88 in | Diameter of Bolt Circle (C) N/A 69.25 in |
| 66DRINAWW | Nominal Pipe Size N/A 66 | Outside Diameter (A) N/A 80.00 in | Thickness (T) N/A 2.50 in | Inside Diameter (B) N/A 66.19 in | Approximate Weight N/A 1021 lb | Number of Bolt Holes N/A 52 | Diameter of Bolt Holes N/A 1.88 in | Diameter of Bolt Circle (C) N/A 76.00 in |
| 72DRINAWW | Nominal Pipe Size N/A 72 | Outside Diameter (A) N/A 86.50 in | Thickness (T) N/A 2.63 in | Inside Diameter (B) N/A 72.19 in | Approximate Weight N/A 1203 lb | Number of Bolt Holes N/A 60 | Diameter of Bolt Holes N/A 1.88 in | Diameter of Bolt Circle (C) N/A 82.50 in |
| 78DRINAWW | Nominal Pipe Size N/A 78 | Outside Diameter (A) N/A 93.00 in | Thickness (T) N/A 2.75 in | Inside Diameter (B) N/A 78.19 in | Approximate Weight N/A 1374 lb | Number of Bolt Holes N/A 64 | Diameter of Bolt Holes N/A 2.13 in | Diameter of Bolt Circle (C) N/A 89.00 in |
| 84DRINAWW | Nominal Pipe Size N/A 84 | Outside Diameter (A) N/A 99.75 in | Thickness (T) N/A 2.88 in | Inside Diameter (B) N/A 84.19 in | Approximate Weight N/A 1646 lb | Number of Bolt Holes N/A 64 | Diameter of Bolt Holes N/A 2.13 in | Diameter of Bolt Circle (C) N/A 95.50 in |
| 90DRINAWW | Nominal Pipe Size N/A 90 | Outside Diameter (A) N/A 106.50 in | Thickness (T) N/A 3.00 in | Inside Diameter (B) N/A 90.19 in | Approximate Weight N/A 1872 lb | Number of Bolt Holes N/A 68 | Diameter of Bolt Holes N/A 2.44 in | Diameter of Bolt Circle (C) N/A 102.00 in |
| 96DRINAWW | Nominal Pipe Size N/A 96 | Outside Diameter (A) N/A 113.25 in | Thickness (T) N/A 3.25 in | Inside Diameter (B) N/A 96.19 in | Approximate Weight N/A 2292 lb | Number of Bolt Holes N/A 68 | Diameter of Bolt Holes N/A 2.44 in | Diameter of Bolt Circle (C) N/A 108.50 in |
| 102DRINAWW | Nominal Pipe Size N/A 102 | Outside Diameter (A) N/A 120.00 in | Thickness (T) N/A 3.25 in | Inside Diameter (B) N/A 102.19 in | Approximate Weight N/A 2486 lb | Number of Bolt Holes N/A 72 | Diameter of Bolt Holes N/A 2.69 in | Diameter of Bolt Circle (C) N/A 114.50 in |
| 108DRINAWW | Nominal Pipe Size N/A 108 | Outside Diameter (A) N/A 126.75 in | Thickness (T) N/A 3.38 in | Inside Diameter (B) N/A 108.19 in | Approximate Weight N/A 2884 lb | Number of Bolt Holes N/A 72 | Diameter of Bolt Holes N/A 2.69 in | Diameter of Bolt Circle (C) N/A 120.75 in |
| 114DRINAWW | Nominal Pipe Size N/A 114 | Outside Diameter (A) N/A 133.50 in | Thickness (T) N/A 3.50 in | Inside Diameter (B) N/A 114.19 in | Approximate Weight N/A 3214 lb | Number of Bolt Holes N/A 76 | Diameter of Bolt Holes N/A 2.94 in | Diameter of Bolt Circle (C) N/A 126.75 in |
| 120DRINAWW | Nominal Pipe Size N/A 120 | Outside Diameter (A) N/A 140.25 in | Thickness (T) N/A 3.50 in | Inside Diameter (B) N/A 120.19 in | Approximate Weight N/A 3558 lb | Number of Bolt Holes N/A 76 | Diameter of Bolt Holes N/A 2.94 in | Diameter of Bolt Circle (C) N/A 132.75 in |
| 126DRINAWW | Nominal Pipe Size N/A 126 | Outside Diameter (A) N/A 147.00 in | Thickness (T) N/A 3.75 in | Inside Diameter (B) N/A 126.19 in | Approximate Weight N/A 4065 lb | Number of Bolt Holes N/A 80 | Diameter of Bolt Holes N/A 3.19 in | Diameter of Bolt Circle (C) N/A 139.25 in |
| 132DRINAWW | Nominal Pipe Size N/A 132 | Outside Diameter (A) N/A 153.75 in | Thickness (T) N/A 3.88 in | Inside Diameter (B) N/A 132.19 in | Approximate Weight N/A 4614 lb | Number of Bolt Holes N/A 80 | Diameter of Bolt Holes N/A 3.19 in | Diameter of Bolt Circle (C) N/A 145.75 in |
| 138DRINAWW | Nominal Pipe Size N/A 138 | Outside Diameter (A) N/A 160.50 in | Thickness (T) N/A 4.00 in | Inside Diameter (B) N/A 138.19 in | Approximate Weight N/A 5047 lb | Number of Bolt Holes N/A 84 | Diameter of Bolt Holes N/A 3.44 in | Diameter of Bolt Circle (C) N/A 152.00 in |
| 144DRINAWW | Nominal Pipe Size N/A 144 | Outside Diameter (A) N/A 167.25 in | Thickness (T) N/A 4.13 in | Inside Diameter (B) N/A 144.19 in | Approximate Weight N/A 5681 lb | Number of Bolt Holes N/A 84 | Diameter of Bolt Holes N/A 3.44 in | Diameter of Bolt Circle (C) N/A 158.25 in |
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