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 5835-01-122-3489
NSN 6610-00-550-6913
NSN 5835-01-581-1957
NSN 5960-00-553-7338
NSN 5990-01-504-9265
NSN 5835-01-055-6063
NSN 6150-01-062-7095
NSN 6105-00-275-0826
NSN 5895-01-199-3894
NSN 5895-01-647-4887
NSN 6110-01-087-1603
NSN 5925-00-008-2452