This US Navy machine-embroidered patch measures 3.3" by 2.5", used condition. A valuable addition to your military memorabilia collection.

USS Dolphin (AGSS-555) is a unique submarine within the United States Navy. The USS Dolphin is not a traditional attack or ballistic missile submarine; instead, it has been utilized as a special-purpose submarine for various research and testing purposes.

Key points about the USS Dolphin (AGSS-555):

1. Research and Testing: The USS Dolphin has been employed for a variety of research and testing missions, including acoustic research, submarine rescue testing, and evaluation of sonar technologies.

2. Acoustic Research: One of the primary roles of the USS Dolphin has been to conduct experiments and research related to submarine acoustics, including the study of sound propagation in the underwater environment.

3. Submarine Rescue Testing: The Dolphin has been involved in submarine rescue exercises, testing equipment and procedures designed to rescue crew members from distressed submarines.

4. Deep-Diving Capability: The Dolphin is known for its deep-diving capabilities, allowing it to operate at significant depths for extended periods. This capability is essential for certain types of research and testing missions.

5. Dedication to Research: The USS Dolphin's unique characteristics and dedicated research role distinguish it from the Navy's operational fleet of attack and ballistic missile submarines.