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 5975-00-623-6460
NSN 6110-00-369-1586
NSN 5930-00-086-8743
NSN 6620-01-583-8155
NSN 6645-01-478-2140
NSN 5835-00-243-0594
NSN 6110-01-181-7878
NSN 5920-01-487-4195
NSN 5930-00-819-5159
NSN 6150-01-303-1353
NSN 5910-00-153-0024
NSN 5935-01-464-3848