BKF 19
BKF 19-19-0.5/14.5/NPT, U2-03039
BKF 19-19-0.5/18.375/NPT, U2-03057
BKF 19-19-10/14.5/NPT/S717, U-12477
BKF 19-19-1/14.5/NPT, U-30125
BKF 19-19-1/14.5/NPT/S717, U-49206
BKF 19-19-1/18.375/NPT, U-85479
BKF 19-19-2/14.5/NPT, U-15932
BKF 19-19-3/14.5/NPT/S717, U-23922
BKF 19-19-3/18.375/NPT, U-86019
BKF 19-19-4/14.5/NPT/S717, U-24894
BKF 19-19-5/18.375/NPT, U-58052