The Trainz SKU for this item is P12137539

and plastic operating knuckle couplers

Trainz Product Id: 11460563

Model Number: 405602

MTH 30-75486 O Gauge Baltimore & Ohio Chessie System Covered Hopper #603921 VariantsUnitPrice_number_45.40 The Trainz SKU for thisThis is MTH 30 75486 O Chessie PS 2 Cvd. Hopper. Ps 2 discharge hopper car, Chessie. Number: 603921. The initial PS 2CD sold reasonably well, but sales really took off after a slightly larger 4,427 cubic foot, 100 ton version the prototype for this RailKing model was introduced in 1964. Trough hatches in the car's roof, replacing the round hatches common on earlier covered hoppers, made the PS 2CD 4427 faster to load as well. In 1966, the car's design