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: 9X-3977
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,Western Union
Supply Ability: 1000Pcs
Part No.:: |
9X-3977 |
Part Name:: |
O RING |
Machine: |
Wheel Loader |
Material: |
NBR |
Color: |
BLACK |
Model: |
AD30 AD45 AE40 AD40 |
Part No.:: |
9X-3977 |
Part Name:: |
O RING |
Machine: |
Wheel Loader |
Material: |
NBR |
Color: |
BLACK |
Model: |
AD30 AD45 AE40 AD40 |
1. Quick Details of seal 9X-3977:
| Part NO. | 9X-3977 |
| Machine | wheel loader |
| Size | 441.45 mm |
| Material | NBR |
| Oil seal type | O RING |
2. 9X-3977 picture:
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3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 1672235 | 0951716 | 8C5176 |
| 7M8485 | 1H5728 | 1790464 |
| 2287089 | 1357935 | 277-9940 |
| 617540 | 4420366 | 152-3968 |
| 335879 | 1011983 | 326-7289 |
4. FAQ
Q: Which construction machine is the o-ring marked part number 9X-3977 suitable for installation?
A: This 9X-3977 o-ring is a sealing component designed for the swing motor joint of wheel excavators.
Q: What spare part category does the component 9X-3977 belong to?
A: 9X-3977 falls into the o-ring category and serves static sealing for swing motor connection interfaces.
Q: What raw material is used to manufacture this o-ring?
A: It is made of nitrile rubber, which delivers reliable elasticity and excellent resistance to lubricating oil.
Q: What is the main function of this o-ring at the swing motor joint?
A: It prevents hydraulic oil leakage and blocks dirt and grit from entering the swing motor interior.
Q: Where is this o-ring normally installed on the swing motor assembly?
A: It is fitted inside the circular groove between the swing motor body and connecting flange.
Q: What operating factor will shorten the usable life of this o-ring greatly?
A: Frequent slewing movements and continuous vibration generated during digging operations will speed up wear.
Q: Can this o-ring keep stable sealing performance under intermittent working pressure?
A: Yes, it is engineered to adapt to the fluctuating pressure of the wheel excavator swing circuit.
Q: What phenomenon shows that this o-ring has lost its sealing performance?
A: Oil sweating on the flange surface and weak swing power are common failure symptoms.
5. Exhibition and Wearhous
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