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 4140-01-470-1246
NSN 5960-01-179-9350
NSN 4140-00-557-7001
NSN 5965-01-444-1322
NSN 6320-01-429-9871
NSN 6105-00-699-9186
NSN 5965-00-706-7005
NSN 5998-01-200-6807
NSN 6620-01-371-1655
NSN 5990-01-332-3623
NSN 5895-00-001-2756
NSN 5990-01-074-6549