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 5855-01-605-7233
NSN 5998-01-540-1999
NSN 6220-00-269-3783
NSN 6145-01-527-9377
NSN 5920-01-419-5271
NSN 5945-01-571-8594
NSN 6620-01-222-0143
NSN 6610-00-132-2055
NSN 5930-00-787-4633
NSN 6620-00-243-1759
NSN 6620-01-529-2518
NSN 5960-00-884-2535