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 5998-01-423-8525
NSN 6320-01-578-6006
NSN 5998-01-101-1252
NSN 6110-01-632-0909
NSN 6320-01-281-6028
NSN 6620-01-608-8548
NSN 6110-00-974-2046
NSN 5925-00-687-1625
NSN 5999-00-539-9934
NSN 6240-00-811-4640
NSN 2925-01-524-6622
NSN 6620-01-612-6360