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 5930-01-218-1806
NSN 6620-01-444-7053
NSN 5935-01-116-3722
NSN 6685-00-321-3634
NSN 5935-00-459-0857
NSN 6610-01-180-2184
NSN 6685-01-521-2009
NSN 5915-00-613-8577
NSN 6610-01-423-0250
NSN 6650-01-508-3651
NSN 5998-01-461-9472
NSN 6135-01-309-2299