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 6620-01-494-8667
NSN 5915-01-183-1841
NSN 5910-00-410-9365
NSN 6105-01-131-5235
NSN 4140-01-353-9043
NSN 5855-01-436-2862
NSN 6620-01-219-5722
NSN 5925-01-164-4697
NSN 5975-01-542-0915
NSN 6220-01-017-2734
NSN 6240-01-200-1663
NSN 5930-00-922-6491