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 6150-00-222-5108
NSN 5910-00-759-5559
NSN 6220-01-021-8738
NSN 6110-01-467-2882
NSN 5930-01-370-9545
NSN 5985-00-485-0614
NSN 6620-00-247-1272
NSN 5985-01-652-5866
NSN 5910-01-226-7734
NSN 6220-01-270-9885
NSN 5950-00-286-3301
NSN 5905-00-051-6229