In StockMain Relief Valve 709-90-52203 709-90-52202 For Komatsu Excavator PC300 PC300-5 PC300LC PC300LC-5 PC310-5 PC310LC-5
For KomatsuMain & Relief Valve

Main & Relief Valve 709-90-52203 for Komatsu

OEM / REF: 709-90-52203SKU: pilotpart323259

Main Relief Valve 709-90-52203 709-90-52202 For Komatsu Excavator PC300 PC300-5 PC300LC PC300LC-5 PC310-5 PC310LC-5 is a Main & Relief Valve replacement part indexed for Part Number and Komatsu Excavator PC300 PC300-5 PC300LC PC300LC-5 PC310-5 PC310LC-5 Main Relief Valve 709-90-52203 709-90-52202, with 3 application...

Stock
In stock
Condition
New
Fitment
Komatsu Hydraulic & Pneumatic Parts
  • Fitment support before you order
  • Worldwide delivery options

Main & Relief Valve Description

This Main & Relief Valve is indexed for Part Number; Komatsu Excavator PC300 PC300-5 PC300LC PC300LC-5 PC310-5 PC310LC-5 Main Relief Valve 709-90-52203 709-90-52202; Models: PC300,PC300-5,PC300-5K,PC300HD-5K,PC300LC,PC300LC-5,PC300LC-5K,PC300LC-5LC,PC300NLC-5K,PC310-5,PC310LC-5 Details: PC300 S/N 20001-UP (Mighty Spec) EXCAVATORS PC300-5 S/N 20001-UP (Overseas Version) EXCAVATORS PC300-5 S/N 20001-UP EXCAVATORS PC300-5K S/N K20001-UP EXCAVATORS PC300HD-5K S/N 20001-UP EXCAVATORS PC300LC S/N 20001-UP (Mighty Spec) EXCAVATORS PC300LC-5 S/N 20001-UP (Overseas Version) EXCAVATORS PC300LC-5 S/N 20001-UP EXCAVATORS PC300LC-5 S/N A70501-UP EXCAVATORS PC300LC-5K S/N K20001-UP EXCAVATORS PC300LC-5LC S/N A30001-UP EXCAVATORS PC300NLC-5K S/N K20001-UP EXCAVATORS PC310-5 S/N 10001-UP EXCAVATORS PC310LC-5 S/N 10001-UP EXCAVATORS. Compare reference number 709-90-52203 against the label on your existing Komatsu component before ordering.

Additional cross references on file: 709-90-52201, 709-90-52202. If your machine plate shows a different number, submit a fitment inquiry with photos before checkout.

Applications

  • Part Number
  • Komatsu Excavator PC300 PC300-5 PC300LC PC300LC-5 PC310-5 PC310LC-5 Main Relief Valve 709-90-52203 709-90-52202
  • Models: PC300,PC300-5,PC300-5K,PC300HD-5K,PC300LC,PC300LC-5,PC300LC-5K,PC300LC-5LC,PC300NLC-5K,PC310-5,PC310LC-5 Details: PC300 S/N 20001-UP (Mighty Spec) EXCAVATORS PC300-5 S/N 20001-UP (Overseas Version) EXCAVATORS PC300-5 S/N 20001-UP EXCAVATORS PC300-5K S/N K20001-UP EXCAVATORS PC300HD-5K S/N 20001-UP EXCAVATORS PC300LC S/N 20001-UP (Mighty Spec) EXCAVATORS PC300LC-5 S/N 20001-UP (Overseas Version) EXCAVATORS PC300LC-5 S/N 20001-UP EXCAVATORS PC300LC-5 S/N A70501-UP EXCAVATORS PC300LC-5K S/N K20001-UP EXCAVATORS PC300LC-5LC S/N A30001-UP EXCAVATORS PC300NLC-5K S/N K20001-UP EXCAVATORS PC310-5 S/N 10001-UP EXCAVATORS PC310LC-5 S/N 10001-UP EXCAVATORS

Specifications

Part Number709-90-52203,709-90-52201,709-90-52202,7099052203,7099052202,7099052201

Fitment Notes

Brand or application signal
Komatsu Hydraulic & Pneumatic Parts
Product family
Main & Relief Valve
System category
Hydraulic & Pneumatic Parts > Hydraulic & Pneumatic Valves > Main & Relief Valve
Recommended verification
OEM number, engine model, serial number, old part photos, and dimensions.

Shipping & Returns

Availability
InStock
Shipping
Shipping quotes can be confirmed before payment for heavy or urgent orders.
Returns
Returns are easier when fitment is confirmed before ordering.
B2B support
Bulk, fleet, and repair-shop requests can be handled through the inquiry form.

Frequently Asked Questions

How do I confirm this part fits my machine?

Match the OEM or reference number first, then verify machine model, engine model, serial number, connector layout, mounting points, and old part photos.

Can I order if my part number is not listed?

Yes. Send the old part number, machine plate, and photos through the fitment inquiry form. Support can review possible replacements or alternatives.

Is this an OEM part?

Products are indexed as replacement parts unless explicitly marked otherwise. Always compare reference numbers and confirm fitment before purchase.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.