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 2925-01-521-0600
NSN 6620-01-512-2016
NSN 5910-00-824-0188
NSN 6685-01-130-7713
NSN 5915-01-068-0995
NSN 7035-01-368-1070
NSN 5915-01-029-4920
NSN 5895-01-107-0367
NSN 4140-01-180-4515
NSN 4140-00-092-1534
NSN 6135-01-359-5798
NSN 5945-00-312-5945