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 6610-00-826-7235
NSN 6135-00-935-8769
NSN 5990-01-602-6701
NSN 5998-00-528-7158
NSN 5950-01-399-1558
NSN 6150-01-229-3674
NSN 5985-01-334-6443
NSN 5935-01-040-7582
NSN 6135-00-080-9176
NSN 6320-00-343-1798
NSN 6145-01-325-6786
NSN 6130-01-047-0676