N Atlas Trinity PD5000 Covered Hopper ADM #51224 - 50005667 Tools & Sets and the finned engine cover

and the finned engine cover

creating the need to re-design the nose with the distinctive chin intake

Includes decals for 4 variants of Vietnam War markings

5 Turret Window Panels

#43404 Road #477865 RTR

N Atlas Trinity PD5000 Covered Hopper ADM #51224 - 50005667 Tools & Sets and the finned engine coverThe Pressure Differential, or PD covered hopper was designed as a competitor to the General American Transportation Airslide hopper in the early 1970s to transport light, powdered materials. Unlike the Airslide, which forced pressurized air up through a fabric liner to help fluidize the cargo, the PS series of hoppers applied both a positive pressure of about 15 lbs. psi above the outlets as well as a vacuum at the outlet to help draw the cargo from