RING (P/N 72454) - New Surplus

Part 72454 is a metal oil-control expander ring for Lycoming piston engines. This component regulates oil film thickness on cylinder walls during engine operation, preventing excessive oil consumption while maintaining proper lubrication. Installed as part of the piston ring set during engine overhaul or cylinder service.

The expander works in conjunction with compression and scraper rings to manage oil distribution. Verify compatibility in the Lycoming Illustrated Parts Catalog before installation and follow AC 43.13-1B guidance for proper assembly with the piston ring package.

What is the RING (P/N 72454)?

Part 72454 is a metal oil-control expander ring for Lycoming piston engines. This component regulates oil film thickness on cylinder walls during engine operation, preventing excessive oil consumption while maintaining proper lubrication.

What conditions is the 72454 available in?

The 72454 is currently available in the following conditions: New Surplus. Each condition reflects the part's maintenance history and certification status per FAA standards.

How do I get pricing for the 72454?

The 72454 requires a custom quote. Submit a Request for Quote (RFQ) through our website or call our sales team at (904) 998-9101 for immediate pricing assistance.

Do you offer expedited shipping for the 72454?

Yes, we offer same-day processing on in-stock items and provide 24/7 AOG (Aircraft on Ground) support for urgent needs. Standard, expedited, and overnight shipping options are available.