A sheet of plastic or similar material used as a protective covering for correspondence, documents, photographs and similar items. It may have an overlap across the top, a full fold open on 3 sides, or a full fold with overlap on one side and open at each end.
NSN 6620-00-596-1951
NSN 5960-01-206-0743
NSN 6620-01-493-6988
NSN 6150-00-091-9101
NSN 6620-00-286-5721
NSN 4140-01-194-8291
NSN 7035-01-442-3987
NSN 5999-00-592-4740
NSN 5965-00-845-6325
NSN 5945-01-541-1406
NSN 5975-00-909-5174
NSN 6135-01-383-0151