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 6145-01-335-4202
NSN 6110-00-040-0164
NSN 5990-01-149-0691
NSN 5935-00-063-9571
NSN 5905-01-528-7879
NSN 5996-00-813-9763
NSN 5998-01-477-5551
NSN 5950-01-371-3158
NSN 5925-01-370-5793
NSN 5930-01-582-5194
NSN 5930-00-146-4220
NSN 6320-01-659-2819