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 6685-00-758-5868
NSN 6135-01-351-1131
NSN 5945-01-256-8845
NSN 2925-01-633-4048
NSN 6145-00-652-3359
NSN 5920-00-787-8033
NSN 5935-01-375-7753
NSN 5835-00-546-4898
NSN 4140-00-505-1684
NSN 5925-00-985-0908
NSN 5999-00-064-1674
NSN 6685-00-516-2173