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 5910-01-089-9445
NSN 4140-00-838-1252
NSN 5920-00-681-1172
NSN 5975-01-407-7152
NSN 5960-01-139-5968
NSN 5910-00-603-4290
NSN 5905-01-406-3485
NSN 5965-01-012-1065
NSN 5999-00-766-1041
NSN 5998-00-756-7822
NSN 6645-01-211-2111
NSN 6645-01-378-5260