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 5999-01-461-8280
NSN 5935-01-377-6271
NSN 5975-00-801-9267
NSN 6685-01-530-3458
NSN 6620-00-948-3801
NSN 6320-01-607-1491
NSN 5930-00-081-2238
NSN 6105-00-549-2668
NSN 4140-00-128-8072
NSN 5945-01-466-2691
NSN 6620-00-467-7414
NSN 2925-00-964-7128