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 5999-01-042-5331
NSN 6620-01-193-7774
NSN 5915-00-659-3107
NSN 6320-01-554-0901
NSN 6685-01-661-1090
NSN 5855-00-149-0766
NSN 4140-00-256-9023
NSN 5998-00-009-9787
NSN 6685-01-579-5420
NSN 7035-01-541-2839
NSN 7035-01-052-3815
NSN 5950-01-356-3231