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 5985-01-453-8075
NSN 5925-00-239-2135
NSN 2925-01-250-2731
NSN 5925-00-523-2755
NSN 5990-01-164-8673
NSN 6145-01-377-8470
NSN 6220-01-460-1391
NSN 2925-01-276-6100
NSN 6145-01-368-0761
NSN 5975-01-082-2568
NSN 6620-00-236-0449
NSN 5920-01-034-8029