Guangzhou Opal Machinery Parts Operation Department vivianwenwen8@gmail.com 86-135-33728134
Product Details
Place of Origin: China
Brand Name: OUB
Certification: ISO9001
Model Number: 4425744
Payment & Shipping Terms
Minimum Order Quantity: 10
Price: Negotiable
Packaging Details: PP Bag Inside.outer is carton with film wrapped.
Delivery Time: Within 5-15 days after getting your desposit
Payment Terms: L/C,D/A,D/P,T/T
Supply Ability: 1000Pcs
Part No.:: |
4425744 |
Part Name:: |
SEAL KIT |
Machine: |
Large Excavator |
Material: |
PU |
Color: |
BLACK,WHITE,YELLOW |
Model: |
EX5500-6, EX5500E-6, EX5600-6BH |
Part No.:: |
4425744 |
Part Name:: |
SEAL KIT |
Machine: |
Large Excavator |
Material: |
PU |
Color: |
BLACK,WHITE,YELLOW |
Model: |
EX5500-6, EX5500E-6, EX5600-6BH |
1. Quick Details of seal 4425744:
| Part NO. | 4425744 |
| Machine | Large excavator |
| Size | OEM |
| Material | PU |
| Oil seal type | SEAL KIT |
2. 4425744 parts on group :
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| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 9179962 | LINKA ASSEMBLY | 2 |
| 2 | 7036343 | LINK | 1 |
| 3 | 4417981 | BUSHING | 2 |
| 4 | 4417989 | SPACER | 1 |
| 5 | 4175469 | SEAL;DUST | 6 |
| 6 | 4417983 | BUSHING | 2 |
| 7 | 9179963 | LINK;B ASSEMBLY | 2 |
| 8 | 8075922 | LINK | 1 |
| 9 | 4417980 | BUSHING | 1 |
| 10 | 4385595 | BUSHING | 1 |
| 11 | 9179964 | LINK;B ASSEMBLY | 2 |
| 12 | 8075923 | LINK | 1 |
| 13 | 4417980 | BUSHING | 1 |
| 14 | 4385595 | BUSHING | 1 |
| 15 | 3081213 | PIN | 2 |
| 16 | 3081514 | COVER | 4 |
| 17 | 994995 | O-RING | 4 |
| 18 | 1932055 | BOLT | 38 |
| 19 | A590920 | WASHER;SPRING | 38 |
| 20 | 8075916 | PIN | 2 |
| 21 | 400647 | PLATE | 2 |
| 22 | J932460 | BOLT | 4 |
| 23 | A590924 | WASHER;SPRING | 8 |
| 24 | 8075917 | PIN | 2 |
| 25 | 4417987 | SPACER | 2 |
| 26 | 4192930 | PLATE | 2 |
| 27 | J932450 | BOLT | 4 |
| 28 | 8075918 | PIN | 2 |
| 29 | 4417994 | STOPPER | 2 |
| 30 | 984338 | O-RING | 2 |
| 31 | 8075920 | PIN | 2 |
| 32 | 4417996 | STOPPER | 2 |
| 33 | M342065 | BOLT;SOCKET | 24 |
| 34 | 169565 | FLANGE;SPLIT | 12 |
| 35 | 4510170 | O-RING | 6 |
| 36 | 125176 | CORK | 16 |
| 37 | 94-2011 | PLUG | 2 |
| 38 | 4425744 | CYL;BUCKET (R) | 1 |
| 39 | 4425745 | CYL;BUCKET (L) | 1 |
3. 4425744 picture:
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4. Service part number :
| PART NO. | PART NO. | Part NO. |
| EX8000-6 | 4429594 | 4629594 |
| 4629587 | 4418909 | 4409606 |
| 4629588 | 617540 | 4425743 |
| 4629589 | 0742800 | 4418014 |
| 4629591 | 4636763 | 355879 |
| 4629592 | 0743200 | 4418016 |
5. FAQ
Q: I’m looking for complete sealing repair parts for large excavator boom cylinder refurbishment, could you tell me the exact part number for my inquiry sheet?
A: The exact matching part number is 4425744, this full boom cylinder seal kit is manufactured for large excavator boom cylinder field repair and complete hydraulic cylinder overhaul assignments.
Q: Which hydraulic cylinder assembly does part number 4425744 fit on large excavator equipment?
A: 4425744 matches the boom hydraulic cylinder, it drives lifting and lowering of the main boom assembly, supporting heavy rock excavation, high‑position material stacking and heavy‑load handling under quarry working scenarios.
Q: What about the dimensional stability and surface workmanship of these sealing spare parts?
A: Every seal maintains consistent raw‑material color, all sharp corners receive precise chamfering, dynamic contact surfaces go through fine finishing treatment to lower abrasion under repeated boom lifting cycles.
Q: Can this product prevent hydraulic oil leakage effectively?
A: The precise size design effectively reduces internal leakage and external oil seepage.
Q: What construction scenarios often require this arm cylinder seal kit for regular maintenance?
A: It is widely used for maintaining mini excavators working on villa foundation projects, landscape engineering, pipeline trenching and rural road reconstruction.
6. Exhibition and Wearhous
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