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 6645-00-796-7206
NSN 5950-01-183-3795
NSN 6610-01-191-6500
NSN 5990-01-425-2175
NSN 6105-00-581-9479
NSN 6685-00-825-2292
NSN 5855-01-506-2016
NSN 7035-01-499-0680
NSN 5835-01-057-9634
NSN 5998-01-503-8190
NSN 5915-01-125-1484
NSN 6620-01-422-3522