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 6320-01-111-8851
NSN 6645-01-435-8356
NSN 5945-00-017-2645
NSN 5999-00-405-2501
NSN 6645-01-486-1139
NSN 6145-01-655-4185
NSN 7035-01-551-7927
NSN 5999-01-495-0468
NSN 5945-01-541-6279
NSN 5895-00-807-1540
NSN 6150-00-249-0071
NSN 5905-01-522-7209