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 5925-01-423-7803
NSN 5835-01-364-6830
NSN 5960-00-045-5317
NSN 5996-01-049-3850
NSN 5855-01-475-7061
NSN 5905-00-958-7567
NSN 5920-01-271-2304
NSN 5910-01-415-0273
NSN 6645-01-343-6077
NSN 6130-01-652-2775
NSN 5998-00-176-8493
NSN 6685-01-225-8012