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 5990-01-106-7459
NSN 6105-01-215-0579
NSN 6620-00-470-3219
NSN 6645-01-161-8047
NSN 7035-01-421-7159
NSN 5945-01-297-5913
NSN 5855-01-018-1247
NSN 5910-00-275-0827
NSN 5950-01-308-6485
NSN 6650-01-062-8105
NSN 6645-00-476-7176
NSN 6150-01-599-1675