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 5998-01-570-5072
NSN 5960-01-244-1591
NSN 6135-01-472-9011
NSN 6610-00-456-0485
NSN 6650-01-633-9147
NSN 6145-01-548-2254
NSN 5999-01-088-7092
NSN 5915-01-474-4210
NSN 5965-01-575-6067
NSN 6620-01-599-2011
NSN 5905-00-622-3216
NSN 6135-01-567-0739