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 6150-01-318-5159
NSN 4140-01-395-1305
NSN 6620-01-104-1407
NSN 5996-00-270-0340
NSN 5960-01-061-9166
NSN 6145-01-211-7577
NSN 5985-00-773-3437
NSN 5930-01-025-0054
NSN 6240-01-120-3533
NSN 5975-01-246-1452
NSN 5950-00-800-3246
NSN 6110-01-025-6139