All dimensions are in "mm" unless noted otherwise.

Dimensions and weights are taken from Crane Energy Catalogue.

Dimension 'C' is the minimum flange bore required on the matching pipe.

The extended body design has special geometry and plate configuration to allow each plate to strike the stop pin in its center of percussion.

Dual Plate Extended Body Check Valve

Nominal Pipe
Size (NPS)
A B C Approx
Weight (kg)
250 340 184 273 75
300 410 229 324 111
350 451 213 356 118
400 514 241 406 157
450 549 264 457 194
500 606 298 508 249
600 718 349 610 396
650 775 457 660 790
750 883 457 762 700
800 940 530 813 743
900 1048 556 914 1247
1050 1219 654 1067 1752
1200 1384 784 1219 2722
1350 1550 832 1372 3385