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 5975-00-561-8238
NSN 6240-00-275-1950
NSN 6110-01-632-5923
NSN 5925-01-053-6519
NSN 5990-01-633-9503
NSN 5975-01-454-2908
NSN 5999-01-171-5155
NSN 5910-00-581-8821
NSN 6645-01-501-0576
NSN 6220-01-420-7812
NSN 6240-00-527-8614
NSN 5998-01-066-4322