Please use the push-pull controls pages the McFarlane Aviation catalog below to confirm the EC98 jam nut’s compatibility with your aircraft.
Replacement knurled friction adjust wheel for all McFarlane controls with a 9/16″ threaded adjustable friction lock mechanism.
- FAA-PMA Approved (Sub-Component of Approved Article)
- Manufactured by McFarlane Aviation, Inc.

MS20663C2 Double Shank Ball
MC345-085-8 Propeller Control, Cessna FR182, R182, T182, TR182, McFarlane FAA-PMA Replacement | MC3450858 