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 5930-01-348-7205
NSN 5905-01-306-7575
NSN 6130-01-500-2238
NSN 5999-00-620-2398
NSN 5930-00-419-0231
NSN 5935-00-289-3903
NSN 6220-00-274-8541
NSN 7035-00-521-6423
NSN 6240-01-378-4417
NSN 6685-01-128-0174
NSN 6610-00-692-4460
NSN 6135-01-514-0356