Bimba SK137-325-C-BP Lift Cylinder Repair Kit, Mfr part 10003646-K, is a field-service kit for Bimba lift cylinders with a 3.25 in bore. The kit is designed to replace worn cushion seals and bumper piston seals inside the cylinder and typically includes cushions and bumper piston seals. The SK137-325-C-BP designation indicates the kit variant for a 3.25 in bore; Bimba's technical data maps seal-kit variants to specific bore sizes, including cushions for the 3.25 in family. This item is listed by distributors as discontinued, with accompanying part numbers and references showing SK137-325-C-BP 10003646-K.
