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: MS29513-113
- FAA-PMA Approved
- Manufactured by McFarlane Aviation, Inc.

R1224S-14 VOLTAGE REGULATOR 14V | Plane Power
CAV-170 Push Fuel Drain Valve 7/16-20 UNF, SAF-AIR, FAA-PMA, McFarlane | CAV170
BM2487-4 Ball | BM24874 