AHM’s Metal Box Car offering found in a late-1970s catalog appears to be the same Rivarossi-made 40-foot Box Car that sold under AHM stock number series 5279.
AHM Metal Boxcar Roster
Linde Metal Boxcar
No. 5238-B

National Cylinder Gas Metal Boxcar
No. 5238-C
New Haven Metal Boxcar
No. 5238-E

Pennsylvania Railroad Metal Boxcar
No. 5238-D