All dimensions are in "mm" unless noted otherwise.
Dimensions and weights are taken from Crane Energy Catalogue.
Lug valves are furnished with thru-hole bolting in accordance with API 594.
They are clamped between mating flanges which are connected by studs and nuts.
Dimension 'C' is the minimum flange bore required on the matching pipe.

Dual Plate Lug Check Valve

Nominal Pipe
Size (NPS)
A B C Approx
Weight (kg)
50 152 60 49 8
65 178 67 60 8
80 191 73 74 20
100 229 73 97 20
125 254 86 122 22
150 279 98 146 35