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 6145-01-444-4509
NSN 6645-00-803-6417
NSN 5996-01-494-4122
NSN 5950-01-461-3652
NSN 5996-00-726-4785
NSN 5996-00-524-3384
NSN 5960-00-617-9312
NSN 5925-01-244-3322
NSN 5910-01-010-2901
NSN 6130-01-341-7076
NSN 5915-01-101-7840
NSN 6645-00-679-8203