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 5960-01-215-0992
NSN 5985-00-596-7263
NSN 5910-01-254-8164
NSN 2925-01-462-1620
NSN 6145-01-076-3699
NSN 6130-01-211-2589
NSN 6130-00-269-4077
NSN 6620-01-483-1138
NSN 5945-01-073-0759
NSN 5975-00-817-1781
NSN 4140-01-534-5450
NSN 5835-00-540-9669