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 5905-00-432-9933
NSN 5855-00-294-7532
NSN 5950-00-278-4186
NSN 5965-00-513-1352
NSN 6135-01-364-2738
NSN 6110-01-055-6442
NSN 5895-00-009-4382
NSN 5895-00-456-0830
NSN 5855-01-474-6456
NSN 6620-01-395-0651
NSN 5985-00-835-1218
NSN 6320-01-255-2096