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 6320-01-390-5385
NSN 6145-00-205-4046
NSN 5935-01-372-0400
NSN 5960-01-494-7960
NSN 5835-01-468-6170
NSN 5975-00-838-0443
NSN 5855-00-999-1419
NSN 6320-01-422-1212
NSN 5965-00-067-7393
NSN 6650-01-354-5672
NSN 5905-00-833-8639
NSN 5960-01-505-2426