BELPARTS MACHINERY LIMITED
                                                                                                           
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Hitachi EX100-5 EX110-5 EX120-5 EX130H-5 EX100M-5 EX110M-5 EX100-5E Excavator Swing Gearbox Reducer Device 9148921

Price Negotiable
Price: Negotiated price
MOQ: 1PCS
Delivery Time: 1~5 days
Brand: Belparts
Product Description
# Part No. Description Qty
0 9148921 DEVICE; (SWING DEVICE WITHOUT SWING MOTOR) 1
1 2036830 SHAFT 1
2 4244693 SLEEVE 1
3 AT264319 O-RING; (SUB FOR A811100, T110447) 1
4 TH109489 ROLLER BEARING; (SUB FOR 4248609) 1
6 AT154177 SEAL; (SUB FOR 4244691) 1
7 AT154182 O-RING; (SUB FOR 4247567) 1
8 3058620 COVER 1
9 1020380 HOUSING 1
11 19M7550 BOLT; (SUB FOR J011035) 8
12 TH108271 SEE T/CASE-MAIN BOX - 1281; (SUB FOR 4293424) 1
13 40M7150 SNAP RING; (SUB FOR 991350) 1
14 2036804 PLANET PINION CARRIER 1
16 4258089 PLATE 1
17 9742788 GEAR 3
18 4266255 PLATE 6
19 4337638 PIN 3
21 4116308 SPRING PIN 6
22 2036811 RING GEAR 1
23 M341440 BOLT 12
24 3069697 SUN GEAR 1
25 3069725 GEAR 3
26 2036832 PLANET PINION CARRIER 1
27 4641995 PLATE; (SUB FOR 4176070) 1
29 4269480 PLATE 6
30 4330377 NEEDLE BEARING 3
32 4337637 PIN 3
35 3069727 SUN GEAR 1
36 3087949 PIPE; (SUB FOR 8050210) 1
37 94-2012 PLUG 1
40 4330218 MOTOR; (SEE SEPARATE PAGE FOR DETAIL) 1
42 40M7084 SNAP RING; (SUB FOR 927488) 1
44 4264452 PIPE 1
46 4255227 PIPE 1
47 4298608 CAP 1
48 3053093 IDENTIFICATION PLATE 1
49 M492564 SCREW 2
50 19M8440 BOLT; (SUB FOR M341025) 7
51 3074223 LEVEL GAUGE 1
60 8065302 COVER; (FOR TRANSPORATION) 1
61 19M7658 BOLT; (SUB FOR J011050) (FOR TRANSPORTATION) 8
62 94-2011 PLUG; (FOR TRANSPORTATION) 1
1.Basic Info
  • Product: Swing Gearbox Reducer Device
  • OEM Numbers: 9148921
  • Compatible Models: Hitachi EX100‑5, EX110‑5, EX120‑5, EX130H‑5, EX100M‑5, EX110M‑5, EX100‑5E
  • Application: Excavator Construction Machinery Parts
  • Condition: Original New
2.Core Advantages
  • Strict OEM factory inspection, fully matches original dimensional specification
  • Planetary gear structure delivers stable swing torque for medium‑size excavator
  • High‑strength alloy gear for long‑term cyclic slewing operation
  • Direct bolt‑on installation without modification
3.Technical Data
  • Assembly Type: Multi‑stage planetary swing gear reducer
  • Function: Reduce motor speed and amplify torque for upper structure slewing drive
  • Gear Structure: 2‑stage planetary gear set, hardened alloy steel gears
  • Working Medium: Gear oil ISO VG220 for reducer assembly
  • Rated Swing Torque: Matches OEM specification for 10‑13 ton excavator
  • Max Swing Working Pressure: 27.5 MPa
  • Parking Brake: Integrated multi‑disc mechanical parking brake
  • Mounting: Original flange dimension, bolt hole layout and spline interface
  • Output Pinion: OEM pinion tooth profile for swing circle meshing
  • Testing Standard: OEM bench test for gear meshing, brake function, noise and no‑load rotation
  • Weight: 84kg approx
4.FAQ

Q1: Does this swing gearbox include swing hydraulic motor?

A1: Standard supply is gear reducer only, swing motor is sold separately.

Q2: What is the warranty for original new swing gearbox reducer?

A2: One‑year warranty under correct installation and regular gear oil maintenance.

Q3: Is direct installation available?

A3: Yes, ready‑to‑install, inspect swing gear ring condition before assembly.

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company BELPARTS MACHINERY LIMITED
Location 429-432,No.268 Zhongshan Avenue East,Huangpu District,Guangzhou
Contact Person Ron

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