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 5996-01-449-0666
NSN 5999-01-481-6062
NSN 6145-00-170-9415
NSN 5998-01-634-0604
NSN 5925-00-993-4603
NSN 6240-01-575-0613
NSN 5998-01-487-3127
NSN 6105-01-516-4088
NSN 6685-00-369-2677
NSN 6135-01-332-0431
NSN 5960-01-071-4308
NSN 5990-00-398-0507