There are 2 drawings for part at8509 available in AirCorps Library

Manufacturer's Drawing

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

PLATE, SURFACE - TRUE REDUCTION GEAR FACE

Associated Aircraft:   V-1650  

Manufacturer's Drawing

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

PLATE, SURFACE - TRUE REDUCTION GEAR FACE

Associated Aircraft:   V-1650