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 5990-01-340-3575
NSN 6320-00-790-4844
NSN 5999-01-354-7913
NSN 6320-00-242-3300
NSN 5855-01-593-7051
NSN 6645-01-279-0657
NSN 6620-00-882-2479
NSN 6135-01-230-4399
NSN 6220-01-066-1193
NSN 6610-00-844-1195
NSN 5835-00-789-1454
NSN 6320-01-185-3857