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 5920-00-947-7393
NSN 6110-00-754-7926
NSN 5990-01-612-5323
NSN 5915-00-435-0371
NSN 6150-01-178-7718
NSN 6645-01-541-2425
NSN 6145-00-921-7990
NSN 7035-00-897-7567
NSN 2925-01-309-3075
NSN 6110-00-707-9869
NSN 5935-01-262-8297
NSN 5930-00-084-3477