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 6220-01-550-5333
NSN 5975-01-080-4416
NSN 5950-00-816-9913
NSN 5925-00-005-3694
NSN 5950-01-345-2710
NSN 5945-01-432-1708
NSN 5935-00-789-8633
NSN 5930-01-587-6626
NSN 5905-01-401-5325
NSN 5835-01-152-9483
NSN 4140-00-857-9970
NSN 6150-00-222-8988