There are 2 drawings for part 41-874 available in AirCorps Library

Manufacturer's Drawing

Boeing Aircraft Corporation,   B-17 Drawings - Early,   Page: --,   Revision: b  

Associated Aircraft:   B-17  

Manufacturer's Drawing

Consolidated Engineering Corporation,   PBY Catalina Drawings,   Page: --,   Revision: n/a  

PLAIN ANGLES - 90° - UNEQUAL

Associated Aircraft:   PBY