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 5998-00-933-5071
NSN 6650-01-619-9986
NSN 5920-00-001-4314
NSN 7035-01-496-0855
NSN 6645-01-133-4440
NSN 5990-01-408-6142
NSN 5905-01-371-2923
NSN 6145-00-095-2492
NSN 6110-01-142-6207
NSN 6320-01-643-0850
NSN 5910-01-259-8515
NSN 6645-01-444-3016