Models View all forced steel union out-out G1/2" 5 287 0 ball valve DN 20 PN16 simplified 6 256 0 ball valve DN 50 PN16 welding 6 296 0 ball valve DN 50 PN16 thread 15 1173 3 ball valve DN 50 PN16 flange 22 1190 0 ball valve DN 25 PN16 flange 18 669 1