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 5910-01-627-1025
NSN 5985-00-483-3149
NSN 5945-00-148-1238
NSN 6135-01-592-4139
NSN 5910-01-432-4619
NSN 5999-00-455-9875
NSN 6320-01-250-0290
NSN 6105-00-079-2409
NSN 5998-01-387-2183
NSN 6620-01-301-8222
NSN 5960-01-413-3877
NSN 6610-01-479-4538