Products

RITO 188-4166 PLATE 336D 1884166 Driving Power Device Maintenance Spare Part Excavator Repair Kit Heavy Duty Component

Wholesalers, agents and mine clients face frequent hydraulic power failures triggered by deformed, leaky generic valve plates, bringing long machine downtime and high after-sales compensation costs. This 188-4166 heavy-duty hydraulic repair plate is tailor-made for Cat 336D excavators for open-pit mining and large earthworks. Ultra-precise CNC flat processing eliminates cross oil leakage, cuts maintenance frequency and provides full batch test documents for bulk procurement.

  • Item NO.:

    188-4166
  • Order(MOQ):

    1
  • Payment:

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

    JAPAN
  • Lead Time:

    2-3 DAYS
  • Product Details

Continuous heavy mining loads deform low-standard plates rapidly, causing unstable driving power and costly production halts for end operators, while distributors waste capital on ill-fitting spare part inventory. Our robust 188-4166 plate acts as core maintenance component to seal high-pressure hydraulic oil passages. OEM matching dimension with three quality tiers lowers stocking risks and supports fast mass shipment for global dealers and mine factories.

Product Specifications
 
Parameter Item Specification Data
Product Name Hydraulic Maintenance Repair Plate
Part Number 188-4166
Compatible Equipment Caterpillar 336D Excavator
Product Color Matte silver metal finish
Working Ambient Temperature -22℃ to +58℃
Hydraulic Fluid Operating Temperature -8℃ to +78℃
Core Function Seal internal hydraulic oil passages to maintain stable driving power for hydraulic device overhaul
Condition 100% New, Aftermarket / OEM Quality
Packaging Wooden Case/Reinforced Carton/Neutral Packing / Customized Box

Key Features & Advantages


Precision

100% OEM Matching Outline & Oil Hole Layout

Consistent thickness, mounting holes and oil channel distribution for Cat 336D; no cutting or polishing needed during hydraulic power unit overhaul.

Leak-Free

High-rigidity Anti-deformation Alloy Substrate

High tensile metal material withstands sustained high hydraulic pressure and thermal deformation to avoid internal fluid cross leakage in long heavy shifts.

Direct Fitment

Triple Quality Supply Choices

Genuine OEM, aftermarket equivalent and remanufactured versions are in stock to cover different budget demands of wholesalers and mining customers.

Rigorous Testing

Superior Polished Sealing Surface

Smooth precision machined surface closely mates with gaskets, stabilizes excavator driving power and reduces sudden breakdowns on quarry and mine sites.


Excavator Hydraulic Part

FAQ


Q: What malfunctions indicate deformed 188-4166 plates need full replacement?

A:Fluctuating excavator driving power, internal hydraulic cross leakage, excessive pump heat and rising fuel consumption; deformed plates cannot be fixed only by replacing sealing gaskets.

  •  
     

  •  
  •  
  • Q: What key rules for mounting 188-4166 plate on Cat 336D?

A: Fully clear metal residues inside power unit cavity before assembly; fasten fixing bolts evenly per factory torque sequence; use matched gaskets to prevent partial pressure leakage.

  •  
     
  •  
Q: Can you supply OEM, aftermarket and remanufactured 188-4166 plates for large bulk orders?
  • A:Three quality grades maintain constant inventory. Stable raw material supply chain and fixed monthly output support agents’ long-term repeat orders without stock shortage delays.
     
  •  
  •  
  • Q:What information to submit to verify compatibility before bulk purchase?
    A:Provide excavator serial number, original part number and hydraulic assembly code; we cross-check dimension drawings to avoid mismatched spare parts and inventory losses.
  •  

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

Leave A Message
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.

Related Products

141634 Cylinder Block
RITO Hydraulic Pump Cylinder Block 141634 EX200-1 EX220-1 HPV116 HMG32 Main Pump Rotating Group Barrel for Excavator

RITO Hydraulic Pump Cylinder Block 141634 is designed for EX200-1, EX220-1, HPV116, and HMG32 main pumps. For distributors and agents: standardized dimensions ensure drop-in replacement, reducing return rates. Mining customers benefit from high-wear resistance, minimizing unplanned pump failures.    

View More
720773 Cylinder Block
RITO Hydraulic Pump Cylinder Block Front 720773 K3V112DT K3V63 K3V140 Excavator Main Pump Rotating Group Assembly for Excavator

This RITO 720773 Cylinder Block Front is a critical core component for K3V112DT, K3V63, and K3V140 excavator hydraulic pumps, forming part of the rotating group assembly. It works with pistons and valve plates to ensure stable pressure generation, precise flow output, and efficient hydraulic performance in construction environments.    

View More
720773 Cylinder Block Front
RITO Hydraulic Pump Cylinder Block Front 720773 Valve Plate K3V112 K3V112DT Excavator for Construction Machinery

Hydraulic efficiency loss in excavators leads to sluggish cycles and high fuel costs. Worn cylinder blocks and valve plates cause internal leakage, paralyzing your fleet. The 720773 and K3V112DT series resolve these critical failures, restoring system pressure for heavy-duty construction demands.

View More
704543A Piston Shoe
RITO Hydraulic Pump Piston Shoe 704543A K3V112DT K3V63 K5V140 Excavator Main Pump Slipper for Construction Machinery

Worn piston shoes cause catastrophic internal friction and pressure loss in main pumps, leading to expensive machine downtime. The 704543A slipper addresses these vulnerabilities. Engineered for high-load mining, it prevents "slipper tilt" and scoring that often plagues inferior low-cost parts.

View More
641202 Valve Plate
RITO Hydraulic Pump Valve Plate 641202 for Komatsu PC200-7 PC200-8 MB85 Excavator Main Pump

The RITO Hydraulic Pump Valve Plate 641202 is designed for high-efficiency and durable performance in demanding excavator applications such as the Komatsu PC200-7, PC200-8, and MB85. Whether for wholesale or direct mining applications, this valve plate improves hydraulic flow and pump reliability. Unlike traditional valve plates, it ensures a longer operational lifespan, reducing maintenance costs and downtime. This makes it a critical component for heavy-duty machinery in challenging environments. The 641202 enhances performance by providing superior seal integrity and operational stability, crucial for minimizing operational disruptions.     

View More
648012 Friction Plate-Bronze
RITO Bronze Friction Plate 648012 friction Plate-Bronze for Komatsu PC160-7 JCB JS160 Takeuchi TB135 MSF85P

Facing frequent downtime & high replacement costs on excavator friction parts? RITO Bronze Friction Plate 648012 solves core pain: unstable friction, rapid wear & poor heat resistance. Ideal for wholesalers, agents & mine clients; fits Komatsu PC160-7, JCB JS160, Takeuchi TB135, MSF85P. Delivers consistent torque, lower maintenance & longer service life.

View More
648013 Separation Plate-Steel
RITO Steel Separation Plate 648013 separation plate-steel for Komatsu PC160-7 JCB JS160 Takeuchi TB135 MSF85P

Generic separators fail in heavy mining/construction, causing premature wear, hydraulic system damage, and costly delays. Solution:RITO Steel Separation Plate 648013 delivers OEM-grade durability, perfect fit for Komatsu PC160-7, JCB JS160, Takeuchi TB135, MSF85P, and reliable aftermarket support to cut costs and maximize uptime.

View More
204-2683 Hydraulic Pump Actuator
RITO Hydraulic Pump Actuator 204-2683-DM Hydraulic Pump Lifter for Caterpillar CAT E320C SBS120 SBS140

Mine/wholesalers/agents face unplanned downtime, poor part compatibility, and high maintenance costs on CAT E320C/SBS120/SBS140. Generic actuators leak, fail fast, and delay projects, eroding profits. RITO 204-2683-DM is OEM-grade, direct-fit, and built for harsh mining/construction. It cuts downtime, lowers costs, and boosts resale value.

View More
Leave A Message
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.

Leave A Message

Leave A Message
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.

Home

Products

whatsApp

contact