Abstract: A filing cabinet including a flipper door assembly, an interlocking file drawer assembly, and a suspension mounting arrangement for the file drawer. The cabinet comprises a door for closing an opening in a housing, a pair of door guide channels, and a pair of hinge blocks guided by the guide channels. The door is pivotally attached to said hinge blocks for swinging from a closed position covering the opening to a position aligned with the guide channels for insertion into the guide channels and movement into the housing. The guide channels contain the racks of a rack and pinion squaring mechansim which has an equalizing shaft supported by the hinge blocks. The drawer suspension includes telescoping slides and a row of hooks at each side of the drawer engage a row of hook receiving elements on the inner slide rail. The drawer is formed from interlocking components and a divider and hanger bars are installable therein.