A-A-52028, COMMERCIAL ITEM DESCRIPTIONS (CIDS): DRAIN, FLOOR CAST-IRON (21-JUN-1991) [SUPERSEDING MIL-D-3156C]

A-A-52028, COMMERCIAL ITEM DESCRIPTIONS (CIDS): DRAIN, FLOOR CAST-IRON (21-JUN-1991) [SUPERSEDING MIL-D-3156C]., The General Services Administration has authorized the use of this commercial item description as a replacement for Military Specification MIL-D-3156C. This description covers two sizes of flush-type cast-iron floor drains with slotted style open grate.