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 6645-01-381-6084
NSN 5855-01-075-1292
NSN 4140-00-103-2449
NSN 6145-00-235-1007
NSN 2925-01-018-6725
NSN 5930-01-069-9576
NSN 5985-00-081-3456
NSN 5965-01-094-6602
NSN 7035-01-276-0355
NSN 5915-01-356-2037
NSN 2925-01-009-9560
NSN 5910-01-026-0386