FMC Allen Vibrating Conveyor with Hopper. S/N: 7070. This system consists of a trough and trough connecting bracket coupled to a drive by means of leaf springs; the vibrating stoke is repeated at high speeds. Infeed hopper dimensions: 48 in. L x 48 in. W. Conveyor dimensions: 57 in. L x 14 in. W x 6 in. H. Conveyor is equipped with an electro-pneumatic valve for front door access. Inlets: (1) 32 in. L x 14 in. W infeed. Outlets: 18 in. L x 6 in. W discharge. Overall dimensions: 75 in. L x 57 in. W x 100 in. H.