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 5945-00-771-3986
NSN 5920-01-157-9471
NSN 5935-00-571-8123
NSN 5855-01-408-3154
NSN 4140-01-223-3899
NSN 2925-01-277-5882
NSN 5910-00-406-4470
NSN 6320-00-511-7331
NSN 5950-01-201-3579
NSN 5835-01-555-4262
NSN 6645-00-938-2173
NSN 5985-00-899-1383