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 6620-01-359-3920
NSN 5910-00-739-2521
NSN 5990-01-195-3693
NSN 5950-01-313-9822
NSN 6650-01-033-6667
NSN 5975-00-152-2591
NSN 7035-00-865-9105
NSN 6220-00-534-1829
NSN 6320-00-270-8222
NSN 5996-01-653-7237
NSN 6650-01-195-3957
NSN 5990-01-112-5281