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)
250 400 251 273 130
300 457 295 324 166
350 492 324 356 220
400 565 368 406 320
450 613 425 457 480
500 683 445 508 695
600 791 540 610 1016
700 914 584 711 1486
750 972 680 762 1699
900 1130 787 914 3175
1200 1391 1019 1219 4523