Replaces Jabsco SP2701-54 seals. This pump shaft seal is for the following pumps: Jabsco 14300-0001, 17360-1001, 17530-0000, 17540-0001, 17970-0000, 18310-0000, 18320-0000, 18320-0001, 18320-0002, 18330-0000, 18330-0001, 18330-0002, 18340-0000, 18370-0000, 18770-0003, 18770-0004, 18770-0005, 18780-0001, 18780-0003, 18780-0013 and 18790-0001.