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 6320-00-261-9136
NSN 5855-00-221-9435
NSN 6220-00-316-2500
NSN 6620-01-033-6637
NSN 5915-00-997-1728
NSN 2925-01-350-8372
NSN 5960-01-005-1192
NSN 6110-01-536-1779
NSN 4140-01-623-3225
NSN 5975-01-225-6088
NSN 6145-01-366-2940
NSN 5920-01-230-9572