About this part
Part number S1389-1 is a SEAL-FELT 18.50 IN LG used in the Cessna 150 (1963–1969) and 2 other aircraft, cataloged on IPC page 198. This part is also referenced in the Cessna 150 (1970–1977) and Cessna 172 (1963–1974) parts catalogs. Seals and filters are life-limited — always replace with new.
IPC Diagram — Page 198
Part Specifications
| Part Number | S1389-1 |
|---|---|
| Description | SEAL-FELT 18.50 IN LG |
| Qty per Assembly | AR |
| Aircraft | Cessna 150 (1963–1969), Cessna 150 (1970–1977), Cessna 172 (1963–1974) |
| IPC Page | 198 |
Buying Advice
New only
Seals and filters are life-limited — always replace with new.
Where to Buy