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 5895-00-813-6249
NSN 2925-01-018-1348
NSN 2925-01-459-8093
NSN 7035-00-973-9215
NSN 6135-00-932-3136
NSN 4140-01-328-8614
NSN 5996-01-383-1478
NSN 5960-00-831-8683
NSN 5930-01-291-6360
NSN 5925-00-529-3950
NSN 5996-01-307-0473
NSN 5975-00-581-1443