There are 2 drawings for part d170331 available in AirCorps Library

Manufacturer's Drawing

Beechcraft,   Beechcraft Staggerwing Drawings,   Page: --,   Revision: n/a  

TUBE ASSEM. - DIRECTIONAL GYRO AIR INLET

Associated Aircraft:   STAGG  

Manufacturer's Drawing

Beechcraft,   Beechcraft Staggerwing Drawings,   Page: 1a,   Revision: n/a  

TUBE ASSEM. - DIRECTIONAL GYRO AIR INLET

Associated Aircraft:   STAGG