Cross Reference
| Original part | Replacement | Type |
|---|---|---|
| LOCKHEED AP923A | Donaldson P778404 | Air Filter, Primary Round |
LOCKHEED part AP923A cross-references to Donaldson P778404 (Air Filter, Primary Round).
| Original part | Replacement | Type |
|---|---|---|
| LOCKHEED AP923A | Donaldson P778404 | Air Filter, Primary Round |