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 6610-01-322-7677
NSN 6110-00-620-6430
NSN 6320-01-125-3361
NSN 5910-01-089-1576
NSN 6620-01-458-8074
NSN 5999-00-444-5860
NSN 4140-01-026-9293
NSN 5905-01-341-8420
NSN 5925-01-095-9990
NSN 6220-00-588-4562
NSN 5935-01-502-9290
NSN 5996-01-529-4964