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 2925-01-143-0092
NSN 5998-00-849-6648
NSN 5945-01-142-3321
NSN 5965-01-452-4189
NSN 4140-01-358-0184
NSN 5950-01-435-4405
NSN 6110-00-961-1100
NSN 5999-01-110-9571
NSN 5990-01-208-0045
NSN 6645-00-359-5463
NSN 5998-00-855-2846
NSN 6240-01-645-7751