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 6650-01-165-2175
NSN 6645-00-292-5053
NSN 6145-00-873-4808
NSN 5855-00-079-2370
NSN 4140-01-009-5166
NSN 6320-01-271-0247
NSN 6220-01-356-5919
NSN 6135-01-027-7543
NSN 5975-01-634-0678
NSN 6145-01-512-4838
NSN 5920-01-471-9235
NSN 6620-00-725-7289