NONA-SB-EST-OSRE
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 5905-01-351-0539
NSN 6620-00-102-7442
NSN 5855-01-228-0942
NSN 6145-00-830-8210
NSN 5999-01-607-5476
NSN 6320-01-366-5157
NSN 5920-00-897-4857
NSN 5910-01-458-1904
NSN 5895-01-165-4960
NSN 5945-00-473-0508
NSN 2925-01-317-6973
NSN 5930-00-606-4079