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 5965-00-651-7372
NSN 6105-01-399-8556
NSN 6240-01-100-7105
NSN 6645-00-211-6906
NSN 6620-00-793-7733
NSN 5835-01-495-0595
NSN 6150-00-836-9769
NSN 6240-00-941-8507
NSN 5920-01-512-9552
NSN 2925-01-381-5307
NSN 5930-01-519-3128
NSN 6220-01-318-4996