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 5855-00-451-6155
NSN 5950-00-155-9496
NSN 6620-01-034-4539
NSN 5960-01-438-0245
NSN 5910-01-424-1779
NSN 2925-01-504-7118
NSN 6135-01-278-9717
NSN 5930-01-142-6209
NSN 5930-01-057-1687
NSN 5960-01-287-4187
NSN 5998-01-313-1825
NSN 5915-00-342-5389