Please use the push-pull controls pages the McFarlane Aviation catalog below to confirm the 6378 fuel strainer drain knob’s compatibility with your aircraft.
Product Details:
- Use Eligibility: MCS1517 series controls
- FAA-PMA (Sub-Component of Approved Article) Approved
- Manufactured by McFarlane Aviation, Inc.

MC553-885 Alternate Air Control, Piper PA-32R-301T | MC553885 