DIAPHRAGM (P/N 137845c45) - New Surplus

Part 137845c45 is a fuel-resistant elastomer diaphragm that separates internal chambers in aircraft fuel pump assemblies. This flexible barrier transmits pressure differentials to meter and move fuel through the system during engine operation. Molded to component manufacturer specifications, the diaphragm withstands fuel exposure and pressure cycling in general aviation and commercial aircraft powerplants.

Installation occurs during MRO overhaul following the applicable Component Maintenance Manual (CMM) and FAA-approved data. Verify part compatibility with your specific fuel pump assembly before service.

What is the DIAPHRAGM (P/N 137845c45)?

Part 137845c45 is a fuel-resistant elastomer diaphragm that separates internal chambers in aircraft fuel pump assemblies. This flexible barrier transmits pressure differentials to meter and move fuel through the system during engine operation.

What conditions is the 137845c45 available in?

The 137845c45 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 137845c45?

The 137845c45 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 137845c45?

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.