AWWA Class “D” Steel Blind Flanges (150 – 175 psi)
| API Part Number | Size | O.D. | I.D. | Ø B.H.C. | Ø B.H. | # B.H. | THK | Weight Lbs |
|---|---|---|---|---|---|---|---|---|
| PFBL0400-D | 4 | 9.00 | BLIND | 7.50 | 0.750 | 8 | 0.625 | 10.6 |
| PFBL0500-D | 5 | 10.00 | BLIND | 8.50 | 0.875 | 8 | 0.650 | 13.6 |
| PFBL0600-D | 6 | 11.00 | BLIND | 9.50 | 0.875 | 8 | 0.693 | 17.7 |
| PFBL0800-D | 8 | 13.50 | BLIND | 11.75 | 0.875 | 8 | 0.812 | 31.8 |
| PFBL1000-D | 10 | 16.00 | BLIND | 14.25 | 1.000 | 12 | 0.953 | 51.7 |
| PFBL1200-D | 12 | 19.00 | BLIND | 17.00 | 1.000 | 12 | 1.117 | 86.7 |
| PFBL1400-D | 14 | 21.00 | BLIND | 18.75 | 1.125 | 12 | 1.133 | 107.4 |
| PFBL1600-D | 16 | 23.50 | BLIND | 21.25 | 1.125 | 16 | 1.265 | 149.8 |
| PFBL1800-D | 18 | 25.00 | BLIND | 22.75 | 1.250 | 16 | 1.331 | 177.7 |
| PFBL2000-D | 20 | 27.50 | BLIND | 25.00 | 1.250 | 20 | 1.448 | 233.6 |
| PFBL2200-D | 22 | 29.50 | BLIND | 27.25 | 1.375 | 20 | 1.568 | 290.5 |
| PFBL2400-D | 24 | 32.00 | BLIND | 29.50 | 1.375 | 20 | 1.661 | 364.5 |
| PFBL2600-D | 26 | 34.25 | BLIND | 31.75 | 1.375 | 24 | 1.786 | 448.2 |
| PFBL2800-D | 28 | 36.50 | BLIND | 34.00 | 1.375 | 28 | 1.906 | 542.6 |
| PFBL3000-D | 30 | 38.75 | BLIND | 36.00 | 1.375 | 28 | 2.008 | 647.3 |
| PFBL3200-D | 32 | 41.75 | BLIND | 38.50 | 1.625 | 28 | 2.150 | 798.6 |
| PFBL3400-D | 34 | 43.75 | BLIND | 40.50 | 1.625 | 32 | 2.252 | 916.9 |
| PFBL3600-D | 36 | 46.00 | BLIND | 42.75 | 1.625 | 32 | 2.370 | 1071.4 |
| PFBL3800-D | 38 | 48.75 | BLIND | 45.25 | 1.625 | 32 | 2.506 | 1278.2 |
| PFBL4000-D | 40 | 50.75 | BLIND | 47.25 | 1.625 | 36 | 2.609 | 1440.1 |
| PFBL4200-D | 42 | 53.00 | BLIND | 49.50 | 1.625 | 36 | 2.729 | 1648.1 |
| PFBL4400-D | 44 | 55.25 | BLIND | 51.75 | 1.625 | 40 | 2.849 | 1868.2 |
| PFBL4600-D | 46 | 57.25 | BLIND | 53.75 | 1.625 | 40 | 2.952 | 2083.7 |
| PFBL4800-D | 48 | 59.50 | BLIND | 56.00 | 1.625 | 44 | 3.072 | 2340.7 |
| PFBL5000-D | 50 | 61.75 | BLIND | 58.25 | 1.875 | 44 | 3.196 | 2601.9 |
| PFBL5200-D | 52 | 64.00 | BLIND | 60.50 | 1.875 | 44 | 3.315 | 2907.5 |
| PFBL5400-D | 54 | 66.25 | BLIND | 62.75 | 1.875 | 44 | 3.435 | 3236.7 |
| PFBL6000-D | 60 | 73.00 | BLIND | 69.25 | 1.875 | 52 | 3.779 | 4327.6 |
| PFBL6600-D | 66 | 80.00 | BLIND | 76.00 | 1.875 | 52 | 4.136 | 5722.2 |
| PFBL7200-D | 72 | 86.50 | BLIND | 82.50 | 1.875 | 60 | 4.480 | 7249.0 |
Notes:
a. Steel material conforms to the requirements of AWWA C207 specifications. Other material is available upon request.
b. Meets ANSI class 150 pattern.
c. AWWA recommends the use of Dish Assemblies for sizes above 72”. Call API customer service for additional information.
Pressure Ratings: 175psi (4” – 12”) and 150psi (14” and larger) at atmospheric temperature.