Box "a", 7 feet length
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 5935-00-547-6068
NSN 6135-00-422-3967
NSN 6620-01-054-9346
NSN 5965-00-933-4050
NSN 5950-01-152-9094
NSN 5975-00-594-8857
NSN 5925-01-575-7586
NSN 5920-00-359-9771
NSN 5950-01-130-2577
NSN 5935-01-408-0760
NSN 5920-01-398-0580
NSN 6150-01-135-9818