Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 6320-01-449-1014
NSN 6135-01-049-5980
NSN 5990-01-065-0492
NSN 5920-01-510-9921
NSN 5895-01-356-1302
NSN 7035-01-412-8322
NSN 5835-01-307-8954
NSN 6645-00-313-2324
NSN 6685-00-952-2027
NSN 6620-01-306-1347
NSN 5998-01-544-0462
NSN 6650-00-025-4772