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 6220-01-257-7475
NSN 6320-00-468-8421
NSN 5855-01-035-2866
NSN 5999-00-528-2263
NSN 6240-01-246-4258
NSN 5935-01-629-2209
NSN 5905-00-905-6981
NSN 6240-01-425-1545
NSN 5935-00-141-0540
NSN 5960-00-932-1428
NSN 5935-00-996-4182
NSN 5935-01-499-9410