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 5910-01-469-5989
NSN 5985-01-550-3159
NSN 6320-00-908-6841
NSN 5910-00-813-7737
NSN 5996-01-131-0006
NSN 5960-00-761-3833
NSN 5965-00-905-6895
NSN 7035-00-703-3535
NSN 4140-00-451-3017
NSN 5990-00-276-8650
NSN 6145-00-115-6355
NSN 4140-01-157-8181