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 6320-00-456-2092
NSN 5990-01-217-4590
NSN 5996-01-406-5785
NSN 5965-01-337-0250
NSN 5975-01-462-6508
NSN 5950-01-593-3875
NSN 5920-00-753-5113
NSN 5930-00-888-4216
NSN 6685-01-446-1095
NSN 5999-01-576-8494
NSN 5920-01-010-3293
NSN 5996-01-610-6641