Dimensions of Butterfly valve Class 600 Double Flanged.
All dimensions are in "mm" unless noted otherwise.
Dimensions and images are taken from Flowserve Catalogue.

Butterfly Valve

Size
NPS (in)
H H1 H2 H3 H4 Ød Øg O.D A B ØW ØF t L B.C.D Øh n T UNC/UN
3 607 140 155 312 190 56 152 210 230 71 280 23.9 39 180 168.3 22.0 4 3/4"x10
4 679 177 190 312 190 72 152 275 230 71 280 28.7 45 190 215.9 25.4 4 7/8"x9
6 881 237 250 394 220 122 216 355 310 106 384 40 55 210 292.1 28.5 8 1"x8
8 944 270 280 394 220 167 270 420 310 106 384 42 63 230 349.2 32.0 8 1 1/8"x8
10 1034 315 325 394 220 217 324 510 310 106 384 48 71 250 431.8 35.0 12 1 1/4"x8
12 1084 340 350 394 220 264 381 560 310 106 384 55 74 270 489.0 35.0 16 1 1/4"x8
14 1183 380 390 413 250 314 413 605 360 137 406 65 75 290 527.0 35.0 20 1 3/8"x8
16 1258 415 430 413 250 364 470 685 360 137 406 65 82 310 603.2 41.0 20 1 1/2"x8
18 1445 465 475 505 240 413 534 745 390 211 600 80 91 330 654.0 41.0 20 1 5/8x8
20 1515 500 510 505 260 463 584 815 390 211 600 100 95 350 723.9 41.0 24 1 5/8x8
24 1695 610 580 505 280 563 692 940 490 211 600 100 110 390 838.2 50.8 24 1 7/8"x8