Please use the replacement valve eligibility pages the McFarlane Aviation catalog below to confirm the S6290B oil drain valve’s compatibility with your aircraft.
- Banjo bolt adapter for Continental S6250 oil drain valve
- Thread: 5/8-18 UNF
- Material: 2011 Aluminum
- Manufactured by SAF-AIR Products, Inc.
Thread: “UNF” (Fine thread) type are straight, non-sealing threads that rely on an O-ring to provide a seal. “NPT” (Pipe thread) type are tapered thread that seal as they are tightened. Others are metric threads. Measure the O.D. of the thread on the valve you are replacing and compare to the thread specifications table to determine the correct thread size.
Open Action: “Spiral” valves require a push and turn action to open. “Push” valves require a push action to open.
Hose Adapter Size: A hose may be attached to the valves for ease of draining. The size indicated is the hose I.D.