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 5998-01-415-1418
NSN 6685-00-695-7129
NSN 6685-01-130-1640
NSN 4140-01-019-8980
NSN 6130-01-160-1727
NSN 5965-00-368-8204
NSN 6150-01-108-2364
NSN 6135-01-297-5565
NSN 6320-01-225-0178
NSN 5855-01-618-5289
NSN 5835-01-216-7289
NSN 6105-01-160-7719