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 5905-01-012-9180
NSN 6220-01-431-5115
NSN 5965-00-549-0220
NSN 6220-00-116-5689
NSN 5920-01-440-9346
NSN 5998-00-186-0946
NSN 6240-01-158-3562
NSN 7035-01-245-7973
NSN 5920-00-629-0442
NSN 6145-01-066-6620
NSN 5960-00-425-3476
NSN 6645-01-483-3532