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 6105-01-144-3804
NSN 6320-00-194-4252
NSN 6220-00-396-0039
NSN 5910-01-216-9880
NSN 6130-01-415-3529
NSN 6650-00-353-4097
NSN 5960-01-485-2467
NSN 5965-00-560-5804
NSN 6645-00-632-0736
NSN 5985-01-220-5367
NSN 5905-01-523-4662
NSN 5999-00-339-2049