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 5975-01-145-7822
NSN 5905-00-299-8000
NSN 6135-01-421-3189
NSN 5855-00-237-4088
NSN 5996-01-167-9234
NSN 6620-01-572-2493
NSN 6620-01-175-5922
NSN 5996-01-632-4735
NSN 6105-01-061-9001
NSN 6620-01-199-7570
NSN 6145-01-609-4713
NSN 6110-01-650-6867