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 6620-00-216-6416
NSN 5910-01-077-7915
NSN 5950-01-363-1452
NSN 5930-01-281-2726
NSN 6645-00-574-9712
NSN 5935-01-412-4336
NSN 5920-01-237-7403
NSN 5855-01-338-1718
NSN 5895-01-042-3266
NSN 5960-00-064-2102
NSN 6240-00-246-5060
NSN 5925-01-111-5217