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 5965-01-249-2114
NSN 5935-01-547-2588
NSN 6620-00-444-6972
NSN 6610-01-386-7542
NSN 5925-01-269-9002
NSN 6320-01-560-7177
NSN 2925-00-470-8585
NSN 4140-01-399-2472
NSN 4140-01-303-3173
NSN 5985-01-067-9137
NSN 5895-01-324-4026
NSN 6130-00-761-1094