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BI Series

Country of Origin: Italy


The BI series of passive sonobuoys was especially designed for use in the sea conditions prevailing in the Mediterranean. It could be dropped by a variety of fixed-wing and rotary-wing aircraft.


Initial operational capability (IOC) with the Italian navy in 1979-1980. No longer in production or service. About 12,000 were manufactured through 1986.


 Servomeccanismi, Pomezia, Italy


   BI T-3/T-8              A size
   BI R
      length               24.0 in (610 mm)

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