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| PN | Manufacturing No. | Thread Size | Application | Price | Buy |
|---|---|---|---|---|---|
05-01874 | F-391-14 | 14" - NPT | Aeronca, Beech AT-11, D-18S, Piper PA-11, 12,18, 20,22, Apache Champion, Howard | $43.95 | |
05-01875 | F-391-18 | 18" - NPT | Stinson, Waco VK, UPF, Seabee, Bellanca, T-Craft B, Navion | $43.50 | |
05-01876 | F-391-32 | 3/8" - 24 | Cessna 180, 182, 195 | $45.75 | |
05-01877 | F-391-72 | 7/16" - 20 | Cessna 140, 150, 170, 172, 175 | $43.85 | |
05-01878 | F-391-82 | 1/2" - 20 | Cessna Cardinal, 210 | $43.85 | |
05-00037 | F-391-53S | 7/16" - 20 | Mooney M20J (201) and M20K (231), or aircraft with 7⁄16" 20 Threaded Fitting | $43.85 |
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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. |
 |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. |
Reviews
A1
Verified Purchase
Flush Drain Valve F-391-53S
Quick shipping and received in good shape
Verified Purchase
Flush Drain Valve F-391-32
this was the correct part unlike the Oil dip stick
Verified Purchase
Flush Drain Valve F-391-72
Perfect
Verified Purchase
Flush Drain Valve F-391-72
Verified Purchase
Flush Drain Valve F-391-14
If it was made to replace seal but still very good quality.
Verified Purchase
Flush Drain Valve F-391-18
Verified Purchase
Flush Drain Valve F-391-18
Ideal replacement for the original. Seemed pretty expensive for what it is but aircraft parts are like that and retaining fuel is important!!
Verified Purchase
Flush Drain Valve F-391-32
Q&A
Please note, Aircraft Spruce'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 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.
Our part number for F-391-32 is 05-01876.
This does not contain an external o-ring, only an internal o-ring that cannot be replaced.
This uses an o-ring, MS29513-012 has a 3/8 I.D to fit the 3/8-24 thread pitch.
