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 6685-01-551-5331
NSN 6135-01-305-6958
NSN 6150-01-221-1025
NSN 5905-01-569-1312
NSN 6650-00-953-9511
NSN 5925-00-889-4990
NSN 6240-01-234-6053
NSN 5990-01-337-4584
NSN 2925-01-041-8201
NSN 5945-00-078-4792
NSN 5960-00-304-8668
NSN 5935-01-246-2154