Please use the replacement valve seal eligibility pages the McFarlane Aviation catalog below to confirm the 3750K seal kit’s compatibility with your aircraft.
- Fuel resistant O-rings
- Replaceable seals
- Valves for most makes and models
- Manufactured by SAF-AIR Products, Inc.

8000357 Oil Cooler, Remote-Mount, Bar & Plate, FAA-PMA Replacement, Piper PA-60 AERO-Classics
8001689 Oil Cooler, 8 Row Dual Pass 6" Long Core High Efficiency, Stewart Warner (Meggitt) FAA-PMA Direct Replacement, Mooney M20, AERO-Classics HE Series
3750H Lock Open Fuel Drain Valve 3/8"-24 UNF, SAF-AIR, FAA-TSO McFarlane 