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 5835-00-816-0394
NSN 6320-01-239-4172
NSN 6645-01-437-5290
NSN 6610-01-556-2353
NSN 5945-01-579-2075
NSN 6645-01-325-5605
NSN 7035-01-232-7263
NSN 5975-01-572-2873
NSN 6610-00-912-6374
NSN 4140-00-557-7001
NSN 6320-00-242-3300
NSN 6130-01-364-1751