1. HEAVY EQUIPMENT 2. CRAWLER EXCAVATORS 3. DROTT 4. (50) - DROTT SERIES-B CRAWLER EXCAVATOR (S/N 550 & AFTER) (1/72-12/88) 5. (35) - HYDRAULIC SYSTEMS Select section (35) - HYDRAULIC SYSTEMS Case: (061A) - SWING REDUCER IDENTIFICATION (062) - SWING REDUCER, (USED ON UNITS WITH SERIAL NUMBER 550 THRU 645) (064) - SWING REDUCER AND BRAKE HOUSING, (USED ON UNITS WITH SERIAL NUMBER 646 THRU 949) (066) - SWING REDUCER AND BRAKE HOUSING, (USED ON UNITS WITH SERIAL NUMBER 950 AND AFTER) (086) - LEVELER HYDRAULICS, (USED ON UNITS WITH SERIAL NUMBER 550 THRU 836) (088) - LEVELER HYDRAULICS, (USED ON UNITS WITH SERIAL NUMBER 837 AND AFTER) (094) - RESERVOIR TO PUMP TO MAIN VALVE HYDRAULICS (096) - MAIN VALVE TO RESERVOIR AND COOLER HYDRAULICS (099) - CROWD CYLINDER HYDRAULICS (101) - TOOL CYLINDER HYDRAULICS (103) - HOIST CYLINDER HYDRAULICS (104) - SWING MOTOR HYDRAULICS (105) - UPPER TRACK DRIVE MOTOR HYDRAULICS (106) - LOWER TRACK DRIVE MOTOR HYDRAULICS (107) - DRAIN HYDRAULICS (109) - HOIST AND CROWD CYLINDERS, (7.00" ID X 45.50" STROKE) (110) - TOOL CYLINDER, (6.50" ID X 33.6" STROKE) (111) - LEVELER CYLINDER, (5.25" ID X 5.97" STROKE) (112) - 7-PORT HYDRAULIC SWIVEL AND MOUNTING PARTS (113) - HYDRAULIC TANDEM PUMP (115) - SWING AND TRACK DRIVE MOTORS (117) - HYDRAULIC OIL FILTERS (119) - HYDRAULIC OIL RESERVOIR AND RELATED PARTS (120) - SWING, IN LINE, CROSSOVER RELIEF VALVE (121) - LEVELER CHECK VALVE (122) - CHECK VALVE, (USED IN TRACK DRIVE MOTOR DRAIN CIRCUIT) (123) - 1-SPOOL MAIN CONTROL VALVE, (USED WITH LEVELER CIRCUIT) (125) - 4-SPOOL MAIN CONTROL VALVE, (USED WITH CROWD, FAST HOIST, RIGHT TRACK AND SWING) (127) - 4-SPOOL MAIN CONTROL VALVE, (USED WITH AUXILIARY, HOIST, LEFT TRACK AND TOOL) (129) - MAIN RELIEF CARTRIDGE (130) - RELIEF VALVE CARTRIDGE sale parts diagram catalog online construction equipment excavator tractor Truck sale:
