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 5905-01-642-1428
NSN 5925-01-323-1613
NSN 6150-01-168-8860
NSN 5960-00-584-4553
NSN 6650-01-163-6330
NSN 7035-01-462-8701
NSN 6650-00-016-9426
NSN 5960-00-204-7506
NSN 2925-01-054-3190
NSN 6320-01-275-2741
NSN 5975-01-257-5168
NSN 5930-01-644-0321