707-99-77380 Boom Cylinder Seal Kit For Komatsu Excavator PC750-6 PC800SE-6 NBR PU Material

Product Description

The piston rod is installed in the inside of the dust seal of the hydraulic cylinder end cover. The function is to prevent the leakage of the hydraulic oil. It is one of the main pressure bearing components. It requires good pressure holding performance under static state, high pressure bearing in motion, good sealing performance, small friction coefficient, strong anti-extrusion ability, etc.

Sealing materials mainly use rubber and synthetic resin, as a result of a variety of material performance characteristics, its use is also different.

The selection needs to be based on different use requirements and different use conditions to make a suitable choice.

Part No.

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We can also supply you all kinds of Hydraulic seal kits:

1. CENTER JOINT SEAL KIT

2. ADJUSTER SEAL KIT

3. MAIN PUMP SEAL KIT

4. TRAVEL MOTOR SEAL KIT

5. REGULATOR VALVE SEAL KIT /PLUNGER PUMP SEAL KIT

6. CONTROL VALVE SEAL KIT

7. GEAR PUMP SEAL KIT

8. PUMP GASKET

9. TRANSMISSION SEAL KIT

10. BREAKER HAMMER SEAL KIT

FAQ

Q1:If I only know the excavator model, but can not offer parts No., what should I do ?

A: If possible, you can send us pictures of old products, nameplate or the size for reference.

Q2: How can i pay the goods?

A: For the payment, we support the PayPal, Western Union, Money Gram, T/T in advance, L/C at sight, etc

Q3: Are you trading company or manufacturer?
A:We are trading company and we also have our own factory to produce seals.With more than 20 years of PU manufacturing experience.

Q4:What is your main products ?

A:We are specialized in the excavator spare parts, such as travel motor gearbox/ass’y/parts, swing gearbox/ass’y/motor/parts, hydraulic pump assy/parts and gear parts. If you need other excavator parts, we also can supply as your requirements.