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 5960-01-512-0233
NSN 5905-00-222-8682
NSN 6320-01-411-7456
NSN 6130-00-871-8090
NSN 5990-00-029-9064
NSN 7035-00-794-0792
NSN 5935-00-583-8240
NSN 5996-00-759-5025
NSN 5965-01-387-9976
NSN 5925-00-825-6068
NSN 5915-01-262-1159
NSN 6610-01-536-1252