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 5975-01-414-2007
NSN 5945-01-026-1231
NSN 5915-01-360-2526
NSN 5920-00-636-4713
NSN 5855-01-023-3727
NSN
NSN 6610-00-100-1195
NSN 5915-00-443-2097
NSN 5999-01-469-6142
NSN 2925-01-415-0264
NSN 5975-00-825-6922
NSN 6645-01-557-8134