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 5835-00-484-1529
NSN 6620-01-379-1235
NSN 6220-01-172-3620
NSN 6240-01-110-1363
NSN 5895-01-433-3251
NSN 5975-01-578-6228
NSN 6620-00-273-8735
NSN 5945-01-271-7368
NSN 6650-00-677-2577
NSN 5855-01-359-5727
NSN 5835-00-614-0650
NSN 5920-00-954-7270