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 5998-01-145-3557
NSN 5960-00-519-9880
NSN 5895-01-132-6037
NSN 6220-01-221-7748
NSN 6685-00-372-4670
NSN 6130-00-810-7619
NSN 5855-01-502-6414
NSN 5915-01-330-0255
NSN 6645-00-445-8143
NSN 6135-00-334-4500
NSN 5835-00-419-6576
NSN 6240-01-078-9490