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 6620-01-150-9400
NSN 6130-01-149-1617
NSN 5920-00-826-9035
NSN 5935-01-472-3151
NSN 6130-01-100-1875
NSN 5975-01-344-9760
NSN 6620-01-006-2689
NSN 6150-01-323-6378
NSN 4140-01-310-0741
NSN 6130-01-602-9586
NSN 5998-00-815-1896
NSN 5905-01-059-3565