McFarlane’s lock rings are manufactured with 304 stainless steel – an improvement over the original rings that are made with mild carbon steel. This provides better corrosion resistance with the same strength.
Product details:
- Fits many Cessna 150, 152, 172, 175, 177, 182, 205, 206, 207, 210, 303, 310, 320, 336, 337 model aircraft
- Replaces: 0841200-25
- FAA-PMA approved
- Manufactured by McFarlane Aviation, Inc.

MCS1004-42A Cessna Aircraft Rudder Hinge Bearing | McFarlane Aviation MCS100442A
TK-1D TOOL KIT DEPOSIT, Citation Seat Track | McFarlane Aviation, Inc.
CCKT140-01G Cessna 140 Aircraft Flight Control Cable / Trim Chain Kit | McFarlane Aviation CCKT14001G
484-684 Snap Ring, Piper, FAA-TC | 484684 