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 5998-01-444-1377
NSN 5965-01-476-8539
NSN 5950-01-100-3647
NSN 6110-00-827-0086
NSN 2925-01-216-8353
NSN 5950-01-489-0723
NSN 5950-01-378-7042
NSN 6110-01-633-9660
NSN 6650-01-499-1283
NSN 6240-01-421-5671
NSN 6320-00-139-1090
NSN 5905-01-103-2038