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 5910-01-631-4054
NSN 6620-00-673-6867
NSN 6220-00-353-5730
NSN 4140-00-189-0235
NSN 6645-01-254-0490
NSN 5975-01-307-5311
NSN 6130-00-521-0472
NSN 6320-00-937-5625
NSN 6135-01-645-4653
NSN 5960-01-063-6846
NSN 6240-00-948-1108
NSN 5930-00-017-7760