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 4140-01-574-3955
NSN 5905-01-616-0549
NSN 5895-01-434-9006
NSN 6320-01-317-3663
NSN 5895-00-942-5559
NSN 5920-01-444-4082
NSN 6645-01-415-6093
NSN 6150-01-445-6870
NSN 6650-01-257-7237
NSN 6220-01-320-9490
NSN 5935-00-690-0858
NSN 6130-01-241-1340