Heavy du type 32 sub stock
An envelope, usually made of a paper product. The face may be plain or preprinted with or without an open or glassine address window. The closure may be a gummed flap or a button and string fastener. When required a smaller envelope may be glued on the right face of the larger envelope. The interior may have a printed opaquing design and/or contain chipboard insert(s). It is designed for mailing correspondence/letters; records, or exposed and developed radiographic film. Excludes envelope, photographic negative; envelope, radiographic film mount, dental; and envelope, transparent.
Classification: Envelopes of paper or paperboard, of a kind used in correspondence
NSN 5998-01-495-1834
NSN 5996-00-205-2933
NSN 5950-01-487-6883
NSN 5975-00-556-7814
NSN 5855-00-586-6255
NSN 6135-01-187-4382
NSN 7035-01-394-3169
NSN 6685-01-481-3864
NSN 6105-01-338-1858
NSN 6620-01-590-7035
NSN 5855-00-310-2740
NSN 6320-00-937-5625