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B55 Transducers

The B55 was produced in the 1990s and was available in 120kHz narrow-beam, 200kHz dual-beam, 120kHz dual-beam and 170kHz models. It was a non-valve transducer.

The retaining clevis pin enters through the side of the threaded portion of the bronze housing like the B44.

The blanking plug and fairing for the B55 are no longer available.


Speed insert 33-125

Blanking plug 33-121

Paddlewheel 33-113

Speed Insert Dimensions

Blanking Plug Dimensions

Available Parts

Part Part # Description
33-113 Paddlewheel kit.
33-125 Speed insert.
405 Bronze hull nut