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 5975-01-485-9246
NSN 5905-00-186-9931
NSN 6105-00-989-6858
NSN 6105-01-056-9800
NSN 5965-01-089-8579
NSN 6150-00-925-2465
NSN 6110-01-287-7256
NSN 6105-01-415-4607
NSN 7035-01-299-7935
NSN 6620-01-062-1662
NSN 6150-00-982-2785
NSN 6610-00-623-5783