MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
Items include nsn's/quantities. 4730-01-146-5901 (1), 4730-01-234-1756 (2), 4730-01-195-0375 (2), 5310-00-902-6676 (3), 5340-01-140-0925 (2), 5310-00-809-8546 (3), 5305-00-989-7435 (1), 5305-00-983-1848 (2), 5340-01-054-2938 (1), 5340-01-118-0707 (2), 5310-00-809-4058 (12), 5305-00-958-0590 (4), 5305-00-021-3620 (2), 5305-00-782-9489 (3), 5310-00-153-8779 (4), 5310-00-809-5998 (15), 5310-00-225-6993 (4), 5305-00-071-2074 (4), 5310-00-167-0766 (2), 5306-00-839-1759 (2), 5340-00-195-1512 (1), 5306-00-071-9498 (1), 3030-01-431-8928 (1), 3040-00-146-9702 (1), 5315-00-837-4545 (1), 5315-00-957-7544 (1), 5315-00-999-4236 (1), 5310-00-939-0783 (1), 5315-00-231-1864 (3), 5310-00-809-8533 (4), 5340-00-990-9920 (1), 5310-00-087-4652 (4), 5310-00-959-1488 (2), 5305-00-068-0511 (6), 5342-00-500-5787 (3)
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:
Items include nsn's/quantities. 5310-00-582-5677 (2), 2520-00-377-1428 (2), 5306-00-637-6854 (12), 2930-00-431-9066 (1). 5310-00-834-8732 (3), 5310-00-768-0318 (3), 5310-00-877-5972 (9), 5305-00-942-2196 (1), 4720-01-233-1693 (1), 4710-01-112-9729 (1), 5330-00-152-6307 (1), 5306-01-117-4185 (2)