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 5905-01-445-0146
NSN 6620-01-493-6988
NSN 5950-01-234-9021
NSN 6650-01-044-5057
NSN 5925-00-854-9027
NSN 6645-00-979-0039
NSN 6650-01-563-6732
NSN 5935-01-592-4875
NSN 6685-01-364-4593
NSN 6110-01-399-1903
NSN 5835-00-918-8169
NSN 5965-01-425-1741