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 5975-01-040-7386
NSN 6650-01-422-1037
NSN 5920-00-189-0858
NSN 6240-00-009-4117
NSN 6240-01-517-7566
NSN 4140-01-238-9219
NSN 6620-00-941-0537
NSN 5990-00-104-1617
NSN 6645-00-912-6245
NSN 5930-01-004-0303
NSN 5950-01-540-5785
NSN 5960-01-446-4446