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 2925-00-310-3690
NSN 6150-01-445-9196
NSN 6150-01-533-1540
NSN 6240-01-121-0002
NSN 5855-01-081-7594
NSN 6110-01-451-2013
NSN 5990-00-389-0554
NSN 6645-01-561-8760
NSN 5935-00-858-0888
NSN 5920-00-355-4736
NSN 5990-01-100-1840
NSN 6610-01-590-2263