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 5985-00-475-5381
NSN 5990-01-364-1942
NSN 5985-01-658-7868
NSN 6685-00-967-8807
NSN 6130-01-287-3931
NSN 6645-01-473-9179
NSN 5965-01-424-0542
NSN 6240-01-288-0555
NSN 5960-00-398-1029
NSN 6145-01-660-3158
NSN 5925-01-385-1627
NSN 6240-01-654-9278