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 6610-00-862-5901
NSN 6620-01-462-1625
NSN 5910-01-441-3060
NSN 6320-01-419-1225
NSN 6650-00-530-4277
NSN 5920-00-130-3593
NSN 6145-01-484-8735
NSN 5985-00-757-3883
NSN 5910-00-452-5957
NSN 5905-00-192-4182
NSN 6150-00-596-9882
NSN 6130-00-518-7604