The B62 was a 1990s model used mainly for housing two elements such as 50kHz and 200kHz. The head of the transducer was longer to allow for the second element.
The B62 was a non-valve model.
Bronze hull nut.
Gemeco Marine Accessories is a wholesale distributor to thousands of marine electronics dealers throughout the USA and abroad. Although transducers are our primary focus, we also offer a wide array of networking components and other marine accessories.