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)
250 435 292 273 216
300 521 353 324 365
350 578 371 356 490
400 641 419 406 694
450 705 514 457 957
500 756 556 508 1077
600 902 632 610 1964

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