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 6620-01-261-2985
NSN 5895-00-869-8653
NSN 7035-01-461-9766
NSN 6135-01-220-7193
NSN 6135-01-603-8367
NSN 5915-01-164-8642
NSN 6240-00-841-0189
NSN 5930-01-152-2385
NSN 5950-01-496-6610
NSN 5975-01-623-3695
NSN 5975-01-350-9912
NSN 5999-00-147-8027