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 4140-01-424-0359
NSN 6150-01-084-6844
NSN 7035-01-578-6232
NSN 5975-01-519-2841
NSN 5990-01-421-5342
NSN 5945-01-658-8105
NSN 5895-00-395-1457
NSN 5975-01-494-4043
NSN 6645-01-168-8465
NSN 7035-01-443-3052
NSN 6620-01-356-2374
NSN 5996-00-327-6445