There are 2 drawings for part 4b19 available in AirCorps Library

Manufacturer's Drawing

North American Aviation,   T6 Texan Drawings,   Page: --,   Revision: G  

BUSHING - PRESS-FIT PLAIN

Associated Aircraft:   AT-6  

Manufacturer's Drawing

North American Aviation,   T-28 Trojan Standard Parts,   Page: --,   Revision: n/a  

BUSHING - PRESS - FIT PLAIN

Associated Aircraft:   T-28