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 5935-01-539-1971
NSN 6650-01-470-9285
NSN 6240-00-469-2339
NSN 5895-00-248-7477
NSN 6130-01-386-8808
NSN 5920-01-285-7808
NSN 6105-00-246-7116
NSN 6150-01-156-8518
NSN 6220-01-529-5617
NSN 6685-00-925-4957
NSN 6610-01-003-3987
NSN 5920-01-520-3219