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 5945-00-671-0750
NSN 2925-01-250-2731
NSN 5905-00-523-8248
NSN 6685-01-359-9166
NSN 6610-01-168-9713
NSN 5915-00-446-9136
NSN 6610-01-246-5881
NSN 5999-00-596-8745
NSN 5910-01-069-0266
NSN 5905-01-196-4750
NSN 6145-01-104-3358
NSN 7035-00-703-3535