Please confirm the CCA-2450 oil drain valve’s compatibility with your aircraft using this document:
Product Specifications:
- Fits many Rotax model aircraft
- Thread: 12MM 1.75
- Locking: Yes
- Open Action: Spiral
- Material: Brass, Unplated
- Hose Adapter Size: 3/8″
- Replaces: 9504612, BJ1000A-1, BJ1000A-2, BJ1000AS1MX, BJ1000AS1MY
- Corrosion resistant, stainless steel springs
- Specially compounded “cure dated” synthetic rubber seals to withstand a wide variety of liquids over a broad temperature range
- Unique wedge seal design prevents leakage
- Manufactured by Curtis Superior Valve Co., 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.

AD1B2 Specialty Tires of America Aircraft Tail Wheel Tire | 10x3.50-4, 4 Ply
47-625-LTGN0 Cessna 421B Aircraft Cable, Cabin Door Support, Green, Pantone 5783U | McFarlane Aviation 47625LTGN0
RA2J4-7 Rapco Pneumatic Inline Air Filter FAA-PMA Replacement | Airborne 2J4-7. 1J4-7
MC0716122K Cessna Aircraft Improved Fuel Vent Line Kit LH-Std | McFarlane Aviation
32-75-MDBN0 Cessna Aircraft Cable, Lower Cabin Door Support, Butternut 30145 | McFarlane Aviation 3275MDBN0
CCA-4950 Curtis Superior Aircraft Fuel Drain Valve 3/8 NPT | McFarlane Aviation CCA4950 