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: 8D-3902
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.:: |
8D-3902 |
Part Name:: |
O RING |
Machine: |
Grader |
Material: |
NBR |
Color: |
BLACK |
Model: |
130G 140G 12G |
Part No.:: |
8D-3902 |
Part Name:: |
O RING |
Machine: |
Grader |
Material: |
NBR |
Color: |
BLACK |
Model: |
130G 140G 12G |
1. Quick Details of seal 8D-3902:
| Part NO. | 8D-3902 |
| Machine | grader |
| Size |
92.07 mm |
| Material | NBR |
| Oil seal type | O RING |
2. 8D-3902 picture:
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3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 1672235 | 5P8940 | 8C5176 |
| 7M8485 | 1757902 | 1790464 |
| 2287089 | 1124719 | 277-9940 |
| 617540 | 4420366 | 152-3968 |
| 335879 | 1011983 | 326-7289 |
4. FAQ
Q: What construction machine does part number 8D-3902 o-ring seal fit on?
A: This 8D-3902 o-ring seal is made for the fuel and hydraulic joint connections of excavator.
Q: What material is used to produce part 8D-3902 o-ring seal?
A: It is made of nitrile rubber, with outstanding oil tolerance and good elasticity under vibration conditions.
Q: What sealing work does this o-ring take charge of?
A: It blocks fluid leakage at connection ports and keeps the internal pressure of fuel and hydraulic passages steady.
Q: Where will this o-ring be installed on the excavator?
A: It is fitted inside the grooves of fuel pump connectors, hydraulic line adapters and sensor bases.
Q: What special working condition does this o-ring need to withstand?
A: It can handle continuous vibration generated from engine operation and fluctuating system pressure.
Q: What problem will happen if this o-ring is hardened or has tiny cracks?
A: Fuel or hydraulic oil will leak out, which may trigger unstable engine speed and power loss.
Q: What should we avoid when installing this o-ring on threaded connectors?
A: Do not pull it too hard or let it scrape against sharp thread crests to prevent surface damage.
5. Exhibition and Wearhous
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