A valve device (20) includes male and female housings (22, 24) that together define a fluid through-passage (28). The male and female housings have, respectively, exterior and interior annular channels (22a, 24a). The male housing is receivable into the female housing such that the exterior and interior annular channels together define a toroidal tube. First and second valve elements (30, 32) are disposed, respectively, in the male and female housings. Ball locks (36) are receivable into the toroidal tube and axially lock the male and female housings together. A lock (40) engageable when the first and second valve elements are in functional alignment and which when engaged rotationally locks the male and female housings.