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 6320-01-643-0850
NSN 5960-01-273-7044
NSN 6320-01-516-3836
NSN 5985-00-518-1748
NSN 5920-01-614-5983
NSN 5950-01-634-0677
NSN 6610-01-079-6729
NSN 5855-00-004-0904
NSN 5945-01-627-3061
NSN 6645-01-417-3279
NSN 5855-00-962-5792
NSN 5996-01-483-7369