MRC:
Characteristics or qualities of an item,not covered in any other requirement,which are considered essential information for one or more functions excluding nsn assignment.SUPP
Supplementary Features:
Input power requirements; 26-28 vdc, 10 amps, 115 vac 400 hz 3 phase 20 amps, and 115 vac 60 hz 1 phase 15 amps; equipment supplied: steel cabinet, incorporating a display panel, control panel, input power panel, load spindle, and drive spindle; display panel contains the load, rpm and drive indicators