A-A-59171, COMMERCIAL ITEM DESCRIPTION (CID): MACHINING CENTER, VERTICAL, DOUBLE-COLUMN, SINGLE-SPINDLE, COMPUTER NUMERICAL CONTROL (CNC) (18-SEP-1998) [SUPERSEDING MIL-M-80269] [NO S/S DOCUMENT]

A-A-59171, COMMERCIAL ITEM DESCRIPTION (CID): MACHINING CENTER, VERTICAL, DOUBLE-COLUMN, SINGLE-SPINDLE, COMPUTER NUMERICAL CONTROL (CNC) (18-SEP-1998) [SUPERSEDING MIL-M-80269] [NO S/S DOCUMENT]., This commercial item description (CID) covers computer numerical control (CNC), single-spindle, double-column, vertical machining centers intended for shaping workpieces by linear and surface contouring, continuous-path, material removal processes of drilling, reaming, tapping, milling, and boring. This CID also covers machines of similar single-spindle, doublecolumn design that are referred to by other names such as face mills, five-face milling machines, five-face machining centers, five-face multicenters, bridge mills, bridge vertical machining centers, universal machining centers, double-column machining centers, die mold machines, die sinkers, die sinking machines, and gantry profilers.