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 5905-01-144-3075
NSN 5930-01-370-6424
NSN 6130-01-483-7319
NSN 5920-01-421-5362
NSN 6685-00-229-7350
NSN 7035-01-333-9298
NSN 4140-01-270-9624
NSN 5975-01-535-0250
NSN 5930-01-088-8375
NSN 5945-01-183-7948
NSN 5915-01-609-2686
NSN 5915-01-303-1924