Overview — 20Y-30-00660, 30-00660
Overview
Replacement Part 20Y-30-00660, 30-00660 is a commonly used spare part in construction machinery. We can supply all the original and replacement part numbers listed below, in stock or available on order — welcome to enquire by part number.
Applicable Models & Applications
On Komatsu machines this component takes the same position, loading and service cycle as the part it replaces, which is why correct identification of the machine and serial number still matters before ordering. Suitable for the corresponding machine model and configuration — please verify the machine model, serial number and part number match before ordering.
Maintenance & Replacement
Service this part against the machine's own care schedule; keep surrounding surfaces clean and the fixings torqued, and replace it when wear is visible rather than pushing it to the point of failure. Early signs it may need attention: Rising fuel or oil consumption, drifting pressures or inconsistent operation that this part controls; Inspections that show scoring, pitting, distortion or hardening on the working surfaces; Recurring minor faults on nearby components that trace back to this unit degrading the circuit.
Installation Essentials
Confirm the part number against your machine model and serial number before ordering. Work on a clean machine, with the engine off and the relevant system depressurised or drained first. Fit new seals, gaskets or O-rings and torque every fastener to the manual's figure. After installation, run the machine and check for leaks, unusual noise or abnormal travel before returning it to service, and retighten where the manual calls for it after the first hours of operation.
Reference Price
The reference price for this Replacement Part (listed under 20Y-30-00660, 30-00660) is approximately USD 235 – 540 per unit, depending on configuration, quantity and shipping destination. This is an estimate for planning purposes — please confirm current pricing and availability with our sales team before ordering.
Available Part Numbers
- 20Y-30-00660
- 30-00660
Buy the right spare part the first time — Racer Machinery confirms fit against your machine before dispatch and backs every order with inspected, verified parts. Send your part number and model for live stock and pricing.







