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 6220-01-462-5381
NSN 5975-01-487-4221
NSN 5950-01-147-5662
NSN 6685-00-056-6894
NSN 6650-01-468-6889
NSN 5930-00-795-4033
NSN 5965-00-801-7410
NSN 5975-01-264-8709
NSN 6145-01-580-3453
NSN 6620-00-781-9617
NSN 4140-01-463-9023
NSN 6650-00-296-4670