Dimensions of Butterfly valve Class 300 Double Flanged Series A.
All dimensions are in "mm" unless noted otherwise.
Dimensions and images are taken from Flowserve Catalogue.

Butterfly Valve

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