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RITO Excavator Plastic Lip Type Seal 155-0852 1550852 Power Repair Unit Driving Power Device Maintenance Spare Part

Sluggish joystick responses, low pilot pressure holds, or constant micro-leaks weeping across your control valve joints reflect internal packing wear. Continuing to run an excavator with distorted plastic sealing lips allows pressurized oil lines to bleed off fluid internally, causing sluggish multifunction blending and slowing down utility cycle times. Overhaul your hydraulic distribution loop using the rugged RITO 155-0852 plastic lip type seal group.

  • Item NO.:

    155-0852
  • Order(MOQ):

    1
  • Payment:

    T/T, WESTERN UNION, CHINESE BANK,PAYPAL
  • Product Origin:

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Quarry parts managers and heavy equipment engineering depots cannot risk customer complaints over weak system pressure lines following a major valve repair. The robust RITO 155-0852 utilizes high-density engineering polymers ground to tight technical metrics to eliminate high-pressure fluid creep across control blocks. Keep this high-demand maintenance spare part in your workshop inventory to complete reliable rebuild projects.

155-0852 Plastic Lip Seal

 
Product Specifications

Part Number  155-0852
Part Name Excavator Plastic Lip Type Seal
Compatible Brand CAT
Applicable Models Excavator Hydraulic Control Block Valves and Auxiliary Pressure Regulators
Application Excavator hydraulic system
Material Rubber and Steel Core
Product Color Black and Silver
Working Temperature -30°C to 120°C
Key Function Sealing variable hydraulic control shafts to contain high system pressures and eliminate fluid leaks
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

High-Density Engineered Plastic Structure

Premium polymer formulation prevents lip flattening and resists structural extrusion under rapid system cycles.

Leak-Free

Low-Friction Dynamic Sliding Matrix

Advanced smooth finish minimizes structural sliding drag to stop interior control stem performance lag.

Direct Fitment

Parallel Thickness Wall Consistency

Ground within sub-micron flatness parameters to avert angular offset or packing leaks inside tight valve chambers.

Rigorous Testing

Global Supply Tiering

We offer Original, OEM, and high-performance Aftermarket options to provide flexible procurement strategies for diverse regional markets.
 
 

 

Excavator Hydraulic Part

FAQ


Q: What precise diagnostic observations show that an internal plastic lip type seal requires an immediate service swap?
A: Connect pressure gauges to the diagnostic ports; controls feeling heavy or stiff until fluid warms up and visible external oil weeping around the valve stem indicate failed seals.
 
Q: What cleaning and assembly precautions prevent premature lip cutting when overhauling a high-pressure valve section?
A: Mechanics must thoroughly wash the mounting recess with solvent to clear out old gasket debris, and check that the internal splines seat smoothly without forcing components.
 
Q: Will this individual 155-0852 plastic packing item fit aftermarket valve manifolds?
A: Yes, it is precision-packaged according to original technical drawings to fit standard interface dimensions of this equipment class, giving parts distributors excellent parts matching certainty.
 
Q: How do these component packing lips maintain consistent performance on freezing winter utility jobs?
A: The polymer compounds undergo advanced cold-flex temperature treatment during manufacturing, allowing the rings to keep high flexibility down to -30°C and stop dry startup leaks.
 

Q: What quality options are available?

A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.

Q:Why Choose RITO?

A:Listed Factory

Stable&Reliable Quality

OEM Factory for Chinese Top Excavator Brands

Supplier to Fortune 500 Companies
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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

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