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 6685-01-098-9700
NSN 5950-01-535-0980
NSN 6220-01-181-1154
NSN 6685-00-114-1826
NSN 6130-01-025-0523
NSN 5930-00-940-8596
NSN 5950-01-032-3507
NSN 5835-00-740-0246
NSN 5910-01-508-7429
NSN 5999-01-599-6973
NSN 6130-01-555-4760
NSN 5975-01-075-6980