Main Relief Valve 723-40-90101 For Komatsu Excavator PC120-6
PRO Program members can receive tiered savings on this line—up to 20% more off for qualifying accounts.
Shipping estimate & delivery timing
Share & Save!
Share this product on social media and get an exclusive discount code!
Click any platform below to share this product. After sharing, you'll receive a discount code!
Built to support repair shops, fleets, and equipment owners with dependable parts sourcing and responsive service.
Qualifying new parts include 1-year coverage. Review the Warranty Policy section for coverage details, claim steps, and exclusions.
Eligible orders may qualify for returns within 90 days. See the Easy Return Policy section for conditions and next steps.
Send a question through Ask a Product Question or the contact form. Our team reviews requests on business days and follows up as quickly as possible.
For Komatsu Excavator PC120-6 Main Relief Valve 723-40-90101
Part Number:
723-40-90101, 7234090101
Applications:
EXCAVATORS: PC120-6, PC120-7, PC300, PC300SC, PC340, PC350, PC380, PC400, PC400ST, PC450
MOBILE CRUSHERS AND RECYCLERS: BR500JG
Details:
BR500JG-1 S/N 1002-UP?MOBILE CRUSHERS AND RECYCLERS
PC300-6 S/N 30001-UP?EXCAVATORS
PC300-6 SERIAL NUMBERS:J10295?EXCAVATORS
PC300-6Z S/N 30001-UP (Custom Spec.)?EXCAVATORS
PC300-6Z S/N 30001-UP?EXCAVATORS
PC300LC-6 S/N 30001-UP?EXCAVATORS
PC300LC-6Z S/N 30001-UP (Custom Spec.)?EXCAVATORS
PC300LC-6Z S/N 30001-UP?EXCAVATORS
PC300SC-6 S/N 10001-UP?EXCAVATORS
PC340-6K S/N K30001-UP?EXCAVATORS
PC340LC-6K S/N K30001-UP?EXCAVATORS
PC340LC-6K-J S/N 10001-UP?EXCAVATORS
PC340NLC-6 S/N 10001-UP?EXCAVATORS
PC340NLC-6K S/N K30001-UP?EXCAVATORS
PC350-6 S/N 10001-UP?EXCAVATORS
PC350-6Z S/N 10001-UP?EXCAVATORS
PC350LC-6 S/N 10001-UP?EXCAVATORS
PC350LC-6Z S/N 10001-UP?EXCAVATORS
PC380LC-6K S/N K30001-UP?EXCAVATORS
PC380LC-6K-J S/N 10001-UP?EXCAVATORS
PC400-6 S/N 30001-UP (SAA6D125E-2 (Emission) Eng. Installed)?EXCAVATORS
PC400-6 S/N 30001-UP?EXCAVATORS
PC400-6Z S/N 30001-UP (Excel Spec.)?EXCAVATORS
PC400-6Z S/N 30001-UP?EXCAVATORS
PC400LC-6 S/N 30001-UP (SAA6D125E-2 (Emission) Eng. Installed)?EXCAVATORS
PC400LC-6 S/N 30001-UP?EXCAVATORS
PC400LC-6Z S/N 30001-UP (Excel Spec.)?EXCAVATORS
PC400LC-6Z S/N 30001-UP?EXCAVATORS
PC400ST-6 S/N 10001-UP?EXCAVATORS
PC400ST-6LC S/N 10001-UP?EXCAVATORS
PC450-6 S/N 10001-UP (Overseas Version)?EXCAVATORS
PC450-6 S/N 10001-UP (SAA6D125E-2 (Emission) Eng. Installed)?EXCAVATORS
PC450-6K-J S/N 10001-UP?EXCAVATORS
Ask a Product Question
Send us your product question and we'll reply by email.
Warranty Policy
Every new aftermarket part from us includes a 1-year warranty. Full terms, coverage, and how to make a claim: Warranty Assistance.
We ship to customers around the world. Orders are sent with our standard courier service—trackable, dependable, and easy to work with. On this product page, use Get Estimate under the price to see shipping cost and estimated delivery for your location. For destinations, rules, and full details, read our Shipping Policy Details.
We want you to be confident in your order. If you are not satisfied, you may qualify for a return or refund within 90 days, subject to conditions. See our Easy Return Policy for eligibility, steps, and exceptions.
