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 6645-01-056-3417
NSN 6320-01-039-5891
NSN 6240-01-448-6870
NSN 5975-00-621-9385
NSN 5996-00-250-6556
NSN 5985-01-351-5671
NSN 5905-01-624-0019
NSN 5945-00-258-4439
NSN 5915-01-518-9310
NSN 5950-00-676-7695
NSN 6145-01-412-0926
NSN 6320-00-809-5744