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 6240-01-574-0261
NSN 6645-01-649-5069
NSN 6650-00-356-8405
NSN 6320-00-115-0883
NSN 6685-01-357-2047
NSN 5998-01-233-4929
NSN 6620-01-475-8696
NSN 5910-01-417-3160
NSN 6150-01-289-7258
NSN 5950-00-233-4439
NSN 5998-00-467-1202
NSN 5945-01-211-6585