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 5975-00-768-7518
NSN 6620-01-239-3804
NSN 4140-01-491-7363
NSN 7035-01-655-5081
NSN 6150-01-539-5419
NSN 5975-01-554-1859
NSN 5960-01-254-3541
NSN 5935-00-868-3203
NSN 5960-01-573-6483
NSN 5960-01-311-2170
NSN 6135-00-166-5984
NSN 7035-01-515-3490