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Flush Drain Valve F-391-53S

$66.75/Each
Part# 05-00037
MFR Model# F391-53S
PNManufacturing No.Thread SizeApplication
05-00037F-391-53S7/16" - 20Mooney M20J (201) and M20K (231), or aircraft with 7⁄16" 20 Threaded Fitting

Overview

Valve mounts in the sump, the same as original plug, with no projection. Cant be knocked off or opened by particles thrown from propellers. Opens only when operated with sampler cup, rod or wire. Clear cup permits inspection for water or contaminants. FAA approved.

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Flush Drain Valve F-391-53S

September 13, 2024

Q&A

Please note, Aircraft Spruce Canada's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Canada assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.

Q: What is the part number for the F-391-32 Flush valve?

Our part number for F-391-32 is 05-01876.

Q: What is the o-ring part number for the F-391-72 fuel drain?

This does not contain an external o-ring, only an internal o-ring that cannot be replaced.

Q: Does the F-391-32 fuel drain come with the external gasket? If not, what is the gasket part number?

This uses an o-ring, MS29513-012 has a 3/8 I.D to fit the 3/8-24 thread pitch.