Athearn 18781 HO Scale PS 4740 Covered Hopper Great Northern GN 171556 Clear Body - 22T the M151-series achieved a longer

the M151-series achieved a longer run of service than that of the WW2 MB/GPW

Silky smooth PTFE-coated shock bores

15—16 ma

They were in service into the 1960s

Athearn 18781 HO Scale PS 4740 Covered Hopper Great Northern GN 171556 Clear Body - 22T the M151-series achieved a longerAthearn 18781 HO Scale PS 4740 Covered Hopper Great Northern GN 171556 Pullman Standard dominated the covered hopper car market beginning in the 1950s, thanks to the design success of their PS 2 series of covered hoppers. In 1967 the 4740 cubic foot capacity covered hoppers were the successor to the earlier 4427 cubic foot design. PS responded to increasing demand for efficiency by the railroads and shippers alike, carrying more per trip then the