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 5996-00-618-5920
NSN 5920-00-373-3636
NSN 5999-00-123-2245
NSN 5985-01-170-4076
NSN 6130-01-631-1916
NSN 5895-00-636-4842
NSN 6650-00-820-4577
NSN 6240-01-447-8088
NSN 5950-01-203-2918
NSN 6620-01-034-7636
NSN 5960-00-968-5492
NSN 5835-01-290-5925