Split cam bar for chain-to-chain transfer

Split rail trolley system

Split wedge draft gear with center friction plate

Spring apparatus

Spring applied parking brake actuator having a collet style...

Spring applied parking brake assembly

Spring applied parking brake for railcars

Spring assist unit for railroad hopper car door

Spring assisted apparatus for ramp actuating mechanism and...

Spring closer for car journal box lids

Spring group

Spring group for a railway truck assembly

Spring loaded railway hopper car door

Spring loaded stake for logging bunks

Spring mechanism for a railway car drawbar coupler

Spring mechanism for a slack adjuster

Spring rail frog

Spring retainer for railway car truck

Spring suspension for railroad car bodies

Spring suspension for railway bogies