Type Flange Side Tube Side Type External Dimensions
ØA ØB ØOD ØID a b E
NW25 × 25A 40 26.2 34.0 28.4 20
NW25 × 25A 40 26.2 34.0 28.4 30
NW40 × 40A 55 41.2 48.6 43.0 20
NW40 × 40A 55 41.2 48.6 43.0 30
NW40 × 20A 55 41.2 27.2 23.0 20
NW50 × 32A 75 52.2 42.7 37.1 20