Submarine operations ... At that time, the USS Thresher (originally the lead boat of its class) was undergoing deep-diving tests. Sadly, despite the routine nature of these deep-diving tests ...

It became the final resting place for all 52 crewmembers. The USS Thresher (SSN-593) was the first nuclear attack submarine of its class. In 1963, it conducted a series of deep-dive tests off the ...

the USS Thresher (SSN-593), a nuclear-powered attack submarine and the lead vessel of her class, tragically sank during deep-diving tests off the coast... What You Need to Know: On April 10 ...

The gripper is able to lift 1,000 pounds. DSRVs were developed as a result of the USS Thresher submarine accident in 1963, when all hands were lost. At the time, submarine operating depths greatly ...