There are 3 drawings for part hs-30 available in AirCorps Library

Manufacturer's Drawing

Howard Aircraft Corporation,   DGA-15 Drawings,   Page: 1,   Revision: C  

INSPECTION HOLE, COVER PLATE

Associated Aircraft:   DGA15  

Manufacturer's Drawing

Howard Aircraft Corporation,   DGA-15 Drawings,   Page: 1,   Revision: EO 4888  

Associated Aircraft:   DGA15  

Manufacturer's Drawing

Howard Aircraft Corporation,   DGA-15 Drawings,   Page: 2,   Revision: C  

INSPECTION HOLE, COVER PLATE

Associated Aircraft:   DGA15