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 6150-01-578-0657
NSN 6110-01-060-3545
NSN 6145-01-278-2103
NSN 6135-01-255-9129
NSN 5975-01-634-0678
NSN 5920-00-556-2704
NSN 5975-00-402-8499
NSN 5910-00-373-8808
NSN 6240-00-740-8901
NSN 7035-01-617-8406
NSN 6320-00-483-0451
NSN 5935-01-289-2293