A rigid box usually rectangular in shape. It may have a compression device and/or indexing separators. It is designed to maintain cards, letters, papers and the like in an orderly arrangement.
NSN 5895-00-079-0635
NSN 6135-01-091-6021
NSN 5998-01-156-8984
NSN 5998-00-189-0350
NSN 5935-01-412-5571
NSN 5905-00-397-3032
NSN 5975-01-416-3359
NSN 5910-01-104-5004
NSN 6610-01-382-4974
NSN 6650-01-217-9375
NSN 6320-01-332-1977
NSN 5930-01-065-4406