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 5945-00-893-1799
NSN 6610-01-384-1587
NSN 6110-00-341-5463
NSN 5990-01-218-5160
NSN 5999-00-934-8747
NSN 6645-01-265-2746
NSN 6145-00-261-4527
NSN 7035-01-068-3300
NSN 6685-01-388-5718
NSN 6220-00-113-8617
NSN 6610-01-142-3633
NSN 6135-01-608-3470