Swing Reduciton Planet Carrier Assembly 2031106 Fit Hitachi Excavator EX100-2 EX100-3 EX120-2 EX120-3

Product Name: Planet Pinion Carrier Assembly with Sun Gear
Reference Part Number: 3046916
Compatible Machine: Hitachi Excavator EX100-2 EX100-3 EX100-3C EX100M-2 EX100M-3 RX100WD-3 EX100WD-3C EX120-2 EX120-3 EX120-3C EX120K-3…

Description:
The Swing Drive Planetary Carrier is responsible for controlling the rotational movement of the machinery’s swing system.
It is a mechanical assembly designed to control and facilitate the rotational movement of the upper structure of heavy machinery, particularly in construction and excavation equipment. This component is a vital part of the swing drive system, which is responsible for the pivotal swing or rotation of the upper structure, including the cab, boom, and other attachments. The primary function of a swing drive planetary carrier is to distribute and transmit power from the swing motor to the machine’s upper structure. This rotation allows the operator to position the heavy equipment accurately, enabling tasks such as digging, lifting, and maneuvering. The planetary carrier contains a set of gears that distribute the torque evenly, ensuring smooth and efficient rotation.

Pos. Part No Qty Parts name Comments
00. 2028036 [1] SHAFT;PROP.
01. 4244693 [1] SLEEVE
04. A811100 [1] O-RING
05. 4248609 [1] BRG.;SPH.ROL.
09. 4244691 [1] SEAL;OIL
14. 1014526 [1] HOUSING T 1017261
14. 1014526 [1] HOUSING 3058620
14. 1017261 [1] HOUSING
15. 3049949 [1] COVER T 3058620
15. 3049949 [1] COVER 1017261
15. 3058620 [1] COVER
16. 4247567 [1] O-RING
17. J011035 [8] BOLT;SEMS
18. 969154 [1] BRG.;SPH.ROL. I 4293424
18. 4293424 [1] BRG.;SPH.ROL.
19. 991350 [1] RING;RETAINING
22. 2031003 [1] CARRIER
23. 4258089 [1] PLATE;THRUST
26. 9732811 [3] GEAR;PLANETARY
28. 4244696 [3] PIN
29. 4063351 [3] PIN;SPRING
30. 4266255 [6] PLATE;THRUST
31. 4247567 [1] O-RING
33. 2028037 [1] GEAR;RING
35. M341450 [12] BOLT;SOCKET
38. 3046918 [1] GEAR;SUN
39. 2031106 [1] CARRIER
41. 4244904 [1] PLATE;THRUST
42. 3046916 [3] GEAR;PLANETARY
44. 4249345 [3] BRG.;NEEDLE
45. 4244689 [3] PIN
46. 4116307 [3] PIN;SPRING
47. 4269480 [6] PLATE;THRUST
48. 3046917 [1] GEAR;SUN
50. 4244541 [1] O-RING
54. 8050210 [1] PIPE
57. 94-2012 [1] PLUG
60. 8053413 [1] COVER (for transportation)
61. J011050 [8] BOLT;SEMS (for transportation)
62. 94-2011
[1] PLUG (for transportation)
100. 4241171 [1] MOTOR;OIL
101. M341028 [8] BOLT;SOCKET
102. 927488 [1] RING;RETAINING
105. 4264452 [1] PIPE
106. 3053451 [1] GAUGE;LEVEL
108. 4255227 [1] PIPE
109. 4255226 [1] CAP P 4298608
109. 4298608 [1] CAP
111. 3053093 [1] NAME-PLATE
112. M492564 [2] SCREW;DRIVE
127. J932060 [10] BOLT
128. 4018545 [10] WASHER
200. 9111265 [1] SWING DEVICE (WITHOUT MOTOR)