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 5999-01-291-1401
NSN 6220-01-634-0660
NSN 5996-00-312-7349
NSN 5975-01-606-9924
NSN 5925-01-253-4583
NSN 6105-00-422-2714
NSN 5960-00-840-0612
NSN 6685-01-514-8589
NSN 6150-01-301-4658
NSN 5895-00-123-0354
NSN 5910-01-428-7105
NSN 5950-00-018-2088