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 6220-01-086-4061
NSN 5965-01-317-2944
NSN 5945-01-376-1956
NSN 6110-00-984-4273
NSN 2925-01-459-8093
NSN 6645-00-006-6387
NSN 5996-01-469-3140
NSN 6645-00-928-7208
NSN 6620-01-221-2643
NSN 6145-01-211-7577
NSN 5975-01-290-4224
NSN 5895-00-258-9135