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RITO 155-0828 Bearing Lip Type Seal 1550828 For Excavator Spare Parts Construction Machinery Parts Hydraulic System Component

Observing black hydraulic oil weeping near your main rotary shaft support or dealing with unexpected bearing temperature spikes signals that your boundary defense has collapsed. Normal rubber seals quickly harden, gloss over, and crack under severe cyclic pressure pulses, allowing abrasive outdoor rock dust to ruin your precision shaft surfaces. Reseal your bearing compartments completely by introducing the heavy-duty RITO 155-0828 lip type seal immediately to stop localized fluid migration.

  • Item NO.:

    155-0828
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Procurement directors and parts stockists overseeing multi-ton extraction machinery cannot tolerate weak casing oil retention that leads to premature bearing seizure mid-shift. Our rugged RITO 155-0828 dynamic lip seal features an advanced polymer sealing wall bonded to a rigid structural steel spring core to handle rapid shaft rotation with minimal friction heat. Order this essential hydraulic layout component today to lock out external sand grit and protect your undercarriage investment.

155-0828 Bearing Lip Seal

 
Product Specifications

Part Number  155-0828
Part Name Bearing Lip Type Seal Construction Machinery Parts Hydraulic System Component
Compatible Brand CAT
Applicable Models Heavy-Duty Excavators and Related Construction Machinery Lines
Application Excavator hydraulic system
Material Rubber and Steel Core
Product Color Black and Silver
Working Temperature -35°C to 120°C
Key Function Packing internal bearing casing journals to contain shaft lubricants and exclude outdoor debris
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

 

Key Features & Advantages


Precision

Reinforced Metal-Cased Lip Design

Structural exterior steel band prevents outer shell twisting and stops seal blowout under high internal pressure.

Leak-Free

Advanced Hydrodynamic Sealing Profile

Micro-milled sealing lips sweep lubricant back toward the bearing face to minimize dry running friction.

Direct Fitment

Thermal-Resilient Elastomeric Compound

High-grade polymer matrix maintains a continuous airtight grip around moving shafts under severe speed variations.

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 visible indicators warn a field maintenance mechanic that this bearing lip seal requires immediate replacement?
A: A steady drip of dark fluid pooling beneath the support shaft, coarse mechanical grinding from dry bearings, and fine metal fragments turning up in your regular oil pan flushes.
 
Q: What preparation steps must re-assembly crews follow to prevent cutting the delicate seal lip during installation?
A: Workshop technicians must stone out sharp edge burrs along the shaft keyways, wrap a protective installation sleeve over splines, and wet the sealing lip with clean grease before pressing it home.
 
Q: Is this 155-0828 part number built to standard industrial metrics for aftermarket housing groups?
A: Yes, it is precision-packaged according to original technical drawings to fit the specific casing bores utilized across this machinery class, giving parts managers excellent parts matching certainty.
 
Q: How does this dynamic shaft lip seal handle cold weather engine startups on northern excavation jobs?
A: The elastomeric element undergoes advanced deep-conditioning during production to preserve high material flexibility down to -35°C, preventing cold-weather fluid bypass during initial machine startups.
 

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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