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 6110-01-543-0282
NSN 5965-01-250-5768
NSN 5996-00-901-0519
NSN 5920-01-632-4707
NSN 5945-01-142-1053
NSN 5985-00-820-9265
NSN 5960-01-350-2925
NSN 6105-01-187-1538
NSN 7035-01-491-3981
NSN 5920-00-187-0260
NSN 5990-00-956-9130
NSN 2925-00-953-2920