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These Square Exhaust Steel Flanges are manufactured with materials that meets American Water Works Association (AWWA C207-13) specifications. Additional material options available to suit a range of uses.
Downloads:
| API Part Number | Size | Outside Square | I.D. | Bolt Hole Spacing CTR-to-CTR | Ø B.H. | # B.H. | THK | Corner Radius | Approx. Weight lbs |
| PFES0313 | 3 | 5.50 x 5.50 | 3.125 | 4.13 | 0.56 | 4 | 0.500 | 0.688 | 3.0 |
| PFES0357 | 3 | 5.50 x 5.50 | 3.570 | 4.13 | 0.56 | 4 | 0.500 | 0.688 | 3.0 |
| PFES0400 | 4 | 5.50 x 5.50 | 4.060 | 4.13 | 0.56 | 4 | 0.500 | 0.688 | 2.6 |
| PFES0500 | 5 | 6.50 x 6.50 | 5.060 | 5.00 | 0.66 | 4 | 0.500 | 0.688 | 3.0 |
| PFES0500-75BH | 5 | 6.50 x 6.50 | 5.060 | 5.00 | 0.75 | 4 | 0.500 | 0.688 | 3.0 |
| PFES0600 | 6 | 7.75 x 7.75 | 6.060 | 6.00 | 0.81 | 4 | 0.500 | 1.000 | 4.5 |
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