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: 148-2903
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.:: |
148-2903 |
Part Name:: |
O RING |
Machine: |
Wheel Type Bulldozer |
Material: |
NBR |
Color: |
BLACK |
Model: |
PM-102 |
Part No.:: |
148-2903 |
Part Name:: |
O RING |
Machine: |
Wheel Type Bulldozer |
Material: |
NBR |
Color: |
BLACK |
Model: |
PM-102 |
1. Quick Details of seal 148-2903:
| Part NO. | 148-2903 |
| Machine | Wheel type bulldozer |
| Size |
31.34mm |
| Material | NBR |
| Oil seal type | O RING |
2. 148-2903 picture:
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3. Service part number :
| PART NO. | PART NO. | Part NO. |
| 1672235 | 1232003 | 8C5176 |
| 7M8485 | 5M-7329 | 1790464 |
| 2287089 | 8T6404 | 277-9940 |
| 617540 | 6D-1355 | 152-3968 |
| 335879 | 1011983 | 326-7289 |
4. FAQ
Q: Which construction machine is part number 148-2903 O-ring suitable for?
A: This 148-2903 O-ring is specially designed for the dipper cylinder port of backhoe loader.
Q: What is the part name of 148-2903 and which sealing category does it belong to?
A: Its part name is O-Ring, it is a static sealing spare part for hydraulic cylinder port and connection joints.
Q: What raw material is used to manufacture this o-ring?
A: It is made of nitrile rubber, which maintains steady elasticity and low volume change when contacting hydraulic oil.
Q: What is the main sealing function of this O-ring?
A: It fills the gap between the cylinder port and pipe fitting to stop hydraulic oil leaking during digging and retracting.
Q: Where is this O-ring generally installed on the backhoe loader?
A: It sits in the groove of the threaded connection at the inlet and outlet port of the dipper hydraulic cylinder.
Q: What kind of pressure changes can this O-ring withstand?
A: It can adapt to sudden pressure spikes generated when the backhoe bucket digs into hard soil and rock.
Q: What should we watch out for while installing this O-ring?
A: Lubricate it lightly with clean hydraulic oil and prevent sharp thread edges from cutting the rubber surface.
Q: What failure symptom will appear once this O-ring gets damaged?
A: Visible oil leakage at the cylinder port will appear, and the dipper arm will lose holding force under load.
5. Exhibition and Wearhous
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