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 6610-00-269-4506
NSN 5920-00-498-5109
NSN 6130-01-343-5026
NSN 5990-00-893-8998
NSN 5985-01-528-5349
NSN 6645-01-526-0379
NSN 6220-01-140-1694
NSN 5960-01-425-1454
NSN 6650-01-008-6080
NSN 5950-01-508-4171
NSN 6610-01-061-8466
NSN 6610-00-500-6944