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 6240-01-237-1481
NSN 5910-00-116-7465
NSN 6645-01-595-6165
NSN 6105-01-487-7484
NSN 6320-00-270-8222
NSN 5855-01-235-5491
NSN 5945-00-218-0012
NSN 6130-01-398-9882
NSN 5975-01-332-5896
NSN 5985-00-189-0953
NSN 6620-01-541-1561
NSN 5998-01-412-0928