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 5950-01-025-1649
NSN 6645-01-552-4570
NSN 5945-00-952-2297
NSN 6110-01-588-5146
NSN 5915-01-062-8673
NSN 5990-01-595-9441
NSN 5895-01-115-1034
NSN 5905-01-458-5055
NSN 6220-00-263-4893
NSN 5985-01-299-9258
NSN 5975-01-033-0014
NSN 2925-00-225-5386