If you look up the partial national stock number, 6532-01-350 you get:
6532 Hospital and Surgical Clothing and Related Special Purpose Items
6532-01-350-1824 Diaper, Infant's, small
6532-01-350-1825 Diaper, Infant's, medium
6532-01-350-4084 Diaper, Infant's, large

Maybe it's a gag tag?