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 5996-00-965-5261
NSN 6620-01-396-2149
NSN 5965-00-251-2529
NSN 6240-01-461-9011
NSN 5965-01-555-8775
NSN 6220-00-079-4840
NSN 6650-00-379-5434
NSN 6105-01-373-1868
NSN 5965-01-282-2106
NSN 7035-01-150-6303
NSN 6320-01-285-1922
NSN 5998-00-404-9787