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 6150-00-319-5974
NSN 5915-01-497-9293
NSN 5985-00-186-0732
NSN 5998-00-905-6220
NSN 5895-00-614-2119
NSN 5975-00-491-5588
NSN 6620-00-740-3699
NSN 6135-01-464-2075
NSN 6645-01-376-2336
NSN 5920-01-656-5448
NSN 5975-01-607-0087
NSN 5835-00-406-6382