There are 2 drawings for part 620221 available in AirCorps Library

Manufacturer's Drawing

Packard,   Packard V-1650 Merlin Drawings,   Page: --,   Revision: n/a  

COVER - CYLINDER EXHAUST PORT DUST INNER

Associated Aircraft:   V-1650  

Manufacturer's Drawing

Packard,   Packard V-1650 Merlin Drawings,   Page: --,   Revision: ff  

COVER - CYLINDER EXHAUST PORT DUST INNER

Associated Aircraft:   V-1650