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 2925-00-540-9918
NSN 5835-00-106-2120
NSN 5996-01-432-1145
NSN 6145-00-111-7567
NSN 6645-00-940-0774
NSN 5960-01-075-7732
NSN 5960-01-512-0233
NSN 5910-01-267-7814
NSN 6320-01-585-8468
NSN 6150-00-837-2226
NSN 5915-00-109-2903
NSN 2925-01-132-5827