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 5950-00-998-7821
NSN 6130-00-885-4046
NSN 5915-01-172-9864
NSN 5925-01-021-1045
NSN 5855-01-028-8387
NSN 2925-01-481-7170
NSN 5930-01-088-4064
NSN 6150-01-090-0720
NSN 5998-00-074-3991
NSN 5960-01-445-3622
NSN 5990-00-378-1449
NSN 6320-01-562-1599