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 5996-01-056-4952
NSN 6150-00-922-4243
NSN 5895-01-065-1659
NSN 5895-00-139-6016
NSN 5945-01-123-9665
NSN 6320-00-931-4855
NSN 6150-01-010-3400
NSN 5950-00-361-8578
NSN 5998-00-726-5875
NSN 6610-01-596-9883
NSN 5990-00-301-3386
NSN 6685-00-897-8503