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 5910-00-313-0457
NSN 6240-00-822-4571
NSN 6130-01-456-0380
NSN 5975-01-434-1773
NSN 6130-00-969-5804
NSN 5920-01-258-5035
NSN 5915-01-485-0222
NSN 6110-01-474-1567
NSN 6620-01-375-6741
NSN 7035-01-627-3521
NSN 6105-00-189-0515
NSN 5950-01-381-2280