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 6110-01-138-1059
NSN 5975-00-904-6348
NSN 4140-01-007-8902
NSN 5950-00-101-1600
NSN 5895-00-758-4479
NSN 5835-00-223-7235
NSN 5905-01-504-9099
NSN 5996-00-625-5410
NSN 6130-01-502-9155
NSN 4140-00-516-5002
NSN 6220-01-661-3514
NSN 4140-01-238-3083