Facing hydraulic efficiency loss, internal leakage, or unstable pressure distribution in 336D excavator systems? Wholesalers, dealers, and mining fleets need precise-fit hydraulic components to avoid downtime and performance degradation. RITO 188-4165 Plate 336D Hydraulic System Component ensures accurate fluid control inside piston motor assemblies for stable machine operation.
Item NO.:
188-4165Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time:
2-3 DAYSCompared with low-precision aftermarket plates, it delivers tighter tolerance, improved sealing performance, and consistent hydraulic flow distribution. Designed for 336D series excavators, it supports OEM/OEM-equivalent supply, bulk procurement, and long service life under continuous mining and heavy construction workloads.

| Parameter Item | Specification Data |
|---|---|
| Product Name | Hydraulic Repair Plate |
| Part Number | 188-4165 |
| 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 | Form sealed oil passages to maintain stable hydraulic pressure for main power assembly repair |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Wooden Case/Reinforced Carton/Neutral Packing / Customized Box |

Ensures accurate oil distribution inside piston motor assemblies for stable system performance.

Manufactured to match 188-4165 specification for perfect fit in 336D hydraulic systems.

Built to reduce friction loss and extend service life under continuous hydraulic cycling.

Designed for harsh environments with dust, vibration, and long-hour operation.

FAQ
A: Symptoms include hydraulic pressure loss, weak digging force, unstable operation, and increased system noise.
A: Ensure hydraulic system flushing, clean sealing surfaces, proper alignment, and correct torque tightening.
A: Verify part number 188-4165 and confirm compatibility with Caterpillar 336D hydraulic piston motor systems.
Q: Can it operate in mining conditions?
A:Yes, it is engineered for high-load, high-temperature, and dust-intensive environments such as mining, quarrying, and heavy construction operations.
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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