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 6620-01-128-4462
NSN 6685-01-131-1613
NSN 6685-01-011-9086
NSN 5930-01-157-8917
NSN 6685-01-447-0179
NSN 5965-01-492-5695
NSN 6620-00-244-0965
NSN 5905-01-287-3103
NSN 5985-01-469-3368
NSN 5905-01-593-1206
NSN 5935-00-979-8825
NSN 5975-01-558-6523