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 5905-00-862-8258
NSN 5935-01-472-3577
NSN 5930-01-067-9131
NSN 5950-01-335-6578
NSN 6645-00-907-8584
NSN 5975-01-584-2737
NSN 6105-01-442-4343
NSN 6620-00-915-0868
NSN 5855-01-513-9601
NSN 6620-01-431-0706
NSN 5935-00-150-2929
NSN 6620-01-094-3925