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 6320-01-512-2031
NSN 5895-00-205-0620
NSN 6320-01-578-6006
NSN 5935-01-105-9868
NSN 5935-01-386-4232
NSN 4140-01-071-2977
NSN 5925-00-231-3660
NSN 5999-01-050-4765
NSN 6685-01-219-1014
NSN 6645-00-932-1464
NSN 5990-00-170-9553
NSN 5945-01-172-9824