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 5999-01-233-9209
NSN 5925-01-435-8967
NSN 6220-01-564-3159
NSN 6320-01-449-1014
NSN 6130-01-505-3754
NSN 6320-00-284-1524
NSN 5975-01-219-5735
NSN 6135-01-659-7653
NSN 6320-01-407-8663
NSN 6610-00-116-5725
NSN 5945-01-086-1669
NSN 6220-01-538-7194