Tyvek material; lightweight
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 5998-00-225-8522
NSN 5910-01-026-8668
NSN 5910-01-538-0861
NSN 5965-01-386-9281
NSN 6645-00-221-7071
NSN 5990-00-936-9185
NSN 6145-00-062-7897
NSN 6145-00-691-3609
NSN 4140-00-126-4685
NSN 5905-01-328-5863
NSN 6685-01-398-1951
NSN 6110-01-087-9071