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/output: eia rs232c/ccitt i/mil current loop, 8-bit parallel; baudrates: 110, 150, 300, 600, 1200, 2400, 4800, 9600; data rate: up to 1000 characters/sec; storage capacity: up to 200, 000 characters/sec; recording format: bit serial cnrz, dual track; error rate: 1 in 10, 000, 000 , read/write tape speed: 20 inches/sec; search/rewind speed: 80 inches/sec; 80watts power consumption; rack mounted
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
98230-0n311234 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)