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 5925-01-304-0507
NSN 6105-01-290-4695
NSN 5999-00-007-1014
NSN 5965-01-222-8894
NSN 6150-01-016-0434
NSN 6130-00-607-6069
NSN 5855-00-125-0780
NSN 5905-01-399-7792
NSN 6145-01-153-7197
NSN 5925-01-434-1094
NSN 6610-01-251-8860
NSN 5915-01-330-7250