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 5975-01-414-1516
NSN 5999-01-191-0332
NSN 5935-01-098-7946
NSN 5935-01-329-1326
NSN 6610-01-399-1295
NSN 6685-01-095-5554
NSN 5855-00-160-2286
NSN 6610-00-473-5046
NSN 5998-01-444-7479
NSN 6320-01-532-7491
NSN 6145-01-439-3239
NSN 5996-00-126-1974