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:
Consists of bench top with computer, printer, 3-phase ac power supply, dc power supply with modules for different voltage ranges, switch, matrix, multimeter, counter, function generator, digital function test set, function/sweep generator, quad 8-bit latch, osciloscope, form c switch, synchro resolver simulator and indicator, mil-std-1553 a/b bus analyzer simulator