Part number lookup
21U-03-31131 Replacement Parts
Cross-reference and compare 1 replacement listing for OEM / aftermarket part number 21U-03-31131. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.
1 Matching Product
Part Numbers and Cross References
Applications and Fitment Summary
- Part Number
- Komatsu Excavator PC27MR-1 PC28UU-3 PC30MR-1 PC30UU-3 Hydraulic Oil Cooler ASS'Y 21U-03-31131 21U-03-31132
- Models: CD20R-1,PC27MR-1,PC27MRX-1,PC28UU-3,PC30MR-1,PC30MRX-1,PC30UU-3 Specification: Core Dimensions 1(mm):330*230*50Core Dimensions 2(mm):316*250*30 See Details: CD20R-1 S/N 1003-UP CRAWLER CARRIERSPC27MR-1 S/N 10001-UP EXCAVATORSPC27MRX-1 S/N 10001-UP EXCAVATORSPC28UU-3 S/N 30001-UP EXCAVATORSPC30MR-1 S/N 10001-UP (KUC Spec.) EXCAVATORSPC30MR-1 S/N 10001-UP EXCAVATORSPC30MRX-1 S/N 10001-UP (KUE Spec.) EXCAVATORSPC30UU-3 S/N 10001-UP EXCAVATORS
Frequently Asked Questions
What parts replace OEM number 21U-03-31131?
This page lists 1 replacement listing indexed under 21U-03-31131. Compare cross references, applications, and pricing before ordering.
How do I confirm fitment for 21U-03-31131?
Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.
Can I request a quote if 21U-03-31131 is not an exact match?
Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.