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 5925-00-423-2791
NSN 5990-00-033-8128
NSN 5998-01-424-2651
NSN 5950-00-201-7104
NSN 5935-01-257-9269
NSN 5965-00-790-2441
NSN 6135-01-575-8362
NSN 6110-01-113-7642
NSN 5945-01-529-6201
NSN 5920-01-362-3866
NSN 6645-01-567-8282
NSN 6150-00-171-9445