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 6645-00-819-5045
NSN 6620-01-084-2255
NSN 4140-00-182-9158
NSN 5950-00-726-4072
NSN 6685-01-647-7050
NSN 6320-00-098-2858
NSN 5960-01-029-5637
NSN 4140-01-331-9281
NSN 5930-01-585-9873
NSN 6240-00-304-7015
NSN 5990-00-974-6943
NSN 6685-00-554-3825