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 6110-00-643-4832
NSN 6240-01-506-3911
NSN 5935-00-952-2204
NSN 6650-00-088-4741
NSN 5990-01-493-4039
NSN 5930-01-014-0033
NSN 5905-01-334-9650
NSN 5855-00-466-2309
NSN 6240-01-013-6052
NSN 5950-00-647-9383
NSN 5996-00-260-8291
NSN 5950-01-367-2926