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 5998-01-652-1808
NSN 5915-01-102-8794
NSN 6220-00-141-6150
NSN 6220-00-279-1508
NSN 5950-01-083-1519
NSN 5965-01-287-7235
NSN 6145-01-243-5385
NSN 6105-01-534-3378
NSN 6145-01-592-3297
NSN 5945-01-584-7393
NSN 5915-00-429-1986
NSN 5920-01-245-7662