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 5985-01-611-5125
NSN 6135-01-319-0623
NSN 5910-01-109-6741
NSN 5950-00-952-2497
NSN 6320-01-046-5228
NSN 6650-01-115-7981
NSN 5990-00-050-4369
NSN 6620-01-457-9476
NSN 5950-00-645-3913
NSN 6610-00-259-2992
NSN 5999-01-359-2087
NSN 6220-01-535-6968