FKB 3-1/18.25/S662 FKB 3-1/18.25/S613/S717 FKB 3-1/18.25 FKB 3-1/14.5/S690 FKB 3-1/14.5/NPT FKB 3-1/14.5 FKB 3-1.5/18.25 FKB 3-1.5/14.5 FKB 3-0.9/14.5 FKB 3-0.7/18.25