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 7035-01-392-8255
NSN 5990-01-172-4553
NSN 5990-01-065-0492
NSN 5950-01-233-3290
NSN 5895-01-004-4703
NSN 4140-00-413-0877
NSN 6110-01-617-2329
NSN 5965-01-181-7831
NSN 5835-01-485-0210
NSN 6610-00-056-0526
NSN 5935-01-051-8185
NSN 4140-01-604-6259