The MCM83248 series o-rings are fuel proof FAA-PMA replacement o-rings. Only McFarlane has FAA approval to replace the old, less fuel resistant nitrile (MS series) and synthetic rubber (NAS series) o-rings with the latest fuel proof fluorocarbon o-rings! Flurocarbon rubber is commonly known as Viton. It is an advanced rubber that has extremely good fuel and heat resistance and is ideally suited for aircraft fuel system applications.
- 10 o-rings per package
- Viton (Flurocarbon Rubber)
- Replaces: MS29513-014, MS29513-14, NAS1593-014
- FAA-PMA Approved
- Manufactured by McFarlane Aviation, Inc.

MC455-322 Propeller Throttle Mixture Control for Piper PA-28 Aircraft | McFarlane Aviation MC455322
PSS-KT-39 SEAL KIT, Piper Strut, Nose | McFarlane Aviation, Inc.
AF2643092-1020 Torque Link Bolt (0.020 Oversize) for Cessna 208 Caravan Aircraft Torque Link Repair STC | Airforms, Inc. AF26430921020 