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 5935-00-004-7004
NSN 5835-01-440-5391
NSN 7035-00-521-6423
NSN 5996-00-466-7857
NSN 5965-01-038-1904
NSN 6110-01-582-2213
NSN 6145-01-571-3436
NSN 4140-01-209-0861
NSN 6320-00-164-4087
NSN 6620-01-625-2855
NSN 6650-01-188-4516
NSN 6130-01-177-4472