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 6620-00-348-4645
NSN 5960-01-131-4086
NSN 5925-01-428-1674
NSN 6130-01-634-0603
NSN 5895-01-618-3090
NSN 5905-00-217-7999
NSN 5990-00-177-2924
NSN 5999-00-226-7859
NSN 6610-00-667-6832
NSN 6105-01-168-9395
NSN 5996-01-269-3334
NSN 2925-00-059-7991