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 5960-01-552-8601
NSN 6220-01-255-4698
NSN 5945-00-871-3691
NSN 5945-00-189-1302
NSN 6620-01-340-1503
NSN 6240-00-456-6238
NSN 5990-00-320-2779
NSN 6650-00-292-3907
NSN 6130-00-572-2310
NSN 6620-01-434-6538
NSN 5965-01-373-1412
NSN 5935-00-038-1417