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 7035-01-003-9142
NSN 6240-00-187-4306
NSN 6610-01-633-8931
NSN 5965-01-200-6613
NSN 6610-01-213-9288
NSN 5920-01-653-3547
NSN 6135-01-074-8220
NSN 6145-00-104-7789
NSN 5996-01-487-8782
NSN 6650-01-298-4138
NSN 6685-01-381-6077
NSN 5905-01-089-9757