Dimensions of Butterfly valve Class 300 Double Flanged Series A.
All dimensions are in "mm" unless noted otherwise.
Double Flanged design Butterfly Valves can be used for dead-end service.
Dimensions and images are taken from Flowserve Catalogue.
| Series A (Flange Rating: MSS SP-44) | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Size in |
H | H1 | H2 | H3 | H4 | Ød | Øg | O.D | A | B | ØW | ØF | t | L | B.C.D | Øh | n | N | T UNC/UN |
| 26 | 1655 | 570 | 580 | 505 | 240 | 613 | 749 | 972 | 390 | 211 | 600 | 80 | 80 | 410 | 876.3 | 44.5 | 20 | 28 | 1 5/8"x8 |
| 28 | 1765 | 625 | 635 | 505 | 280 | 665 | 800 | 1035 | 490 | 343 | 600 | 100 | 86 | 430 | 939.8 | 44.5 | 20 | 28 | 1 5/8"x8 |
| 30 | 1825 | 655 | 665 | 505 | 280 | 715 | 857 | 1092 | 490 | 343 | 600 | 100 | 92 | 450 | 997.0 | 47.5 | 20 | 28 | 1 3/4"x8 |
| 32 | 1875 | 680 | 690 | 505 | 280 | 765 | 914 | 1149 | 490 | 343 | 600 | 120 | 100 | 470 | 1054.1 | 50.8 | 20 | 28 | 1 7/8x8 |
| 34 | 2144 | 780 | 690 | 674 | 350 | 812 | 965 | 1207 | 590 | 431 | 800 | 130 | 102 | 490 | 1104.9 | 50.8 | 20 | 28 | 1 7/8x8 |
| 36 | 2254 | 810 | 770 | 674 | 350 | 862 | 1022 | 1270 | 590 | 431 | 800 | 140 | 105 | 510 | 1168.4 | 54.0 | 24 | 32 | 2"x8 |
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