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 6220-00-451-8760
NSN 6145-01-227-6351
NSN 5855-01-519-7929
NSN 5910-00-005-7314
NSN 6105-01-494-9765
NSN 6685-01-336-9318
NSN 5999-00-070-0065
NSN 5945-01-203-6837
NSN 6620-00-586-6460
NSN 6685-01-423-1464
NSN 5910-01-289-2607
NSN 6650-01-540-5157