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 5925-00-784-9302
NSN 5930-01-424-4946
NSN 6685-01-107-0433
NSN 5999-00-112-4155
NSN 5975-00-117-5630
NSN 5855-00-231-7790
NSN 6650-00-957-0714
NSN 5999-00-796-3593
NSN 4140-01-030-5769
NSN 6650-01-445-6492
NSN 5915-01-335-5142
NSN 5895-00-097-6539