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 6650-01-217-0303
NSN 5998-01-154-3962
NSN 7035-01-502-6764
NSN 2925-00-555-0584
NSN 5945-00-269-2862
NSN 5999-01-152-2313
NSN 5930-01-161-4853
NSN 6135-01-485-4512
NSN 6645-00-287-9192
NSN 5996-01-281-7336
NSN 6685-00-751-3091
NSN 6320-01-433-3953