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 5975-01-555-8379
NSN 5855-01-079-1259
NSN 6620-01-197-0386
NSN 5950-00-438-9633
NSN 6220-01-144-0775
NSN 5999-01-381-5510
NSN 6650-01-537-0443
NSN 5925-01-067-8301
NSN 6105-01-004-0456
NSN 4140-00-541-9077
NSN 2925-00-924-7745
NSN 5910-01-238-3415