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 5895-01-602-8131
NSN 2925-01-411-0896
NSN 6320-01-592-6248
NSN 6110-00-244-1354
NSN 6240-01-308-8776
NSN 5920-01-608-5278
NSN 5935-00-786-2562
NSN 6130-01-513-9540
NSN 5855-01-352-7033
NSN 6645-01-205-0549
NSN 5930-01-583-0494
NSN 5950-01-111-7695