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 5935-01-369-3705
NSN 5835-01-381-4452
NSN 6220-00-625-8554
NSN 5925-00-843-0315
NSN 5998-01-503-4124
NSN 2925-01-460-1601
NSN 5985-00-608-0869
NSN 6645-00-134-9358
NSN 5975-01-419-4349
NSN 5990-01-242-9653
NSN 5990-01-621-2788
NSN 6110-01-565-3831