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 5960-01-425-1454
NSN 4140-01-357-5135
NSN 6145-01-472-3796
NSN 6220-01-365-9048
NSN 6240-00-982-4522
NSN 6645-01-076-4655
NSN 5920-00-291-1379
NSN 2925-00-346-6968
NSN 5975-00-917-8585
NSN 5915-00-161-3158
NSN 6105-01-170-5420
NSN 4140-01-215-1125