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 6645-00-061-8033
NSN 5925-01-104-3445
NSN 5920-01-281-7354
NSN 7035-00-126-1899
NSN 5935-01-519-2171
NSN 7035-01-094-2365
NSN 6150-01-599-2268
NSN 5965-01-501-5638
NSN 5945-00-422-5330
NSN 6135-01-480-8121
NSN 5835-01-469-6009
NSN 4140-01-331-2234