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 5905-01-497-0772
NSN 5910-01-157-9687
NSN 5999-01-124-1468
NSN 5985-00-957-1860
NSN 4140-01-011-4847
NSN 5985-01-503-8678
NSN 2925-01-248-4039
NSN 6145-01-080-5106
NSN 6130-01-069-4539
NSN 6320-01-501-7935
NSN 6645-01-093-5015
NSN 5990-00-450-9872