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 6150-00-877-0014
NSN 6220-00-517-9300
NSN 6620-00-868-2147
NSN 5998-01-222-0044
NSN 5945-01-455-9216
NSN 6240-01-361-1612
NSN 5920-01-469-6025
NSN 6610-01-322-7677
NSN 5835-01-205-6614
NSN 5975-01-597-2520
NSN 5985-01-176-3857
NSN 5960-00-706-9224