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: 8T-4977
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.:: |
8T-4977 |
Part Name:: |
O RING |
Machine: |
Wheel Type Bulldozer |
Material: |
NBR |
Color: |
BLACK |
Model: |
834U 834S |
Part No.:: |
8T-4977 |
Part Name:: |
O RING |
Machine: |
Wheel Type Bulldozer |
Material: |
NBR |
Color: |
BLACK |
Model: |
834U 834S |
1. Quick Details of seal 8T-4977:
| Part NO. | 8T-4977 |
| Machine | Wheel type bulldozer |
| Size | 98.58mm |
| Material | NBR |
| Oil seal type | O RING |
2. 8T-4977 picture:
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3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 519-7656 | 2353546 | 7F8268 |
| 7M8485 | 3H0107 | 1790464 |
| 2287089 | 3J1907 | 277-9940 |
| 617540 | 4420366 | 152-3968 |
| 335879 | 1011983 | 326-7289 |
4. FAQ
Q: What construction machine can the part number 8T-4977 o-ring be fitted on?
A: The 8T-4977 o-ring is a sealing spare part matched for skid steer loader hydraulic connection parts.
Q: What is the spare part classification of part number 8T-4977?
A: 8T-4977 is sorted into the o-ring seal group used for skid steer loader hydraulic circuit sealing.
Q: What main work does this o-ring perform while the machine is running?
A: It seals the clearance between connected components and prevents hydraulic medium from leaking out.
Q: Where is this o-ring normally installed on the skid steer loader?
A: It is mostly fitted on auxiliary valve blocks and quick coupler sealing grooves of the loader.
Q: What practical strengths does nitrile rubber bring for this sealing ring?
A: It delivers reliable tear resistance and maintains stable sealing performance under frequent connection switching.
Q: What working medium should we avoid using with this o-ring?
A: Strong acid and alkaline liquids will make the rubber swell and lose its sealing ability rapidly.
Q: What will happen if we install this o-ring into a too-wide groove?
A: It cannot get enough compression, which will cause slow oil seepage under working pressure.
Q: Is it okay to reuse this o-ring after disassembly for routine inspection?
A: Reuse is not encouraged, because repeated compression may create invisible damage to the rubber.
5. Exhibition and Wearhous
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