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| DSRV Mystic | |
|---|---|
| Name | DSRV Mystic |
| Other names | Mystic (AS-21) |
| Namesake | Mystic Seaport |
| Builder | Boeing/Lockheed? |
| Laid down | 1968 |
| Launched | 1970 |
| Commissioned | 1970 |
| Decommissioned | 2008 |
| Fate | Museum ship |
| Displacement | 22 tons (light) |
| Length | 50 ft |
| Beam | 16 ft |
| Complement | 4–6 |
| Capacity | 24 survivors |
DSRV Mystic
DSRV Mystic was an American deep-submergence rescue vehicle operated by the United States Navy as part of the submarine rescue capability. Built during the Cold War era, Mystic served alongside sister ship NR-1 technologies and international partners such as Royal Navy and Soviet Navy counterparts in developing submarine escape, rescue, and saturation diving techniques. The vessel participated in multinational exercises with organizations including NATO, COMSUBLANT, and the United States Atlantic Fleet.
Mystic was designed following initiatives influenced by incidents such as the USS Thresher disaster and the establishment of the Submarine Safety Program. Contractors and naval architects drew on experience from projects like Bath Iron Works, Electric Boat Company, and research at Woods Hole Oceanographic Institution and Scripps Institution of Oceanography. Design reviews involved stakeholders including Naval Sea Systems Command, Office of Naval Research, American Bureau of Shipping, and industrial firms such as General Dynamics and Raytheon. The hull and pressure systems referenced materials and standards employed in projects at Massachusetts Institute of Technology, Johns Hopkins University Applied Physics Laboratory, and testing ranges associated with Pacific Missile Range Facility and Naval Undersea Warfare Center.
Construction occurred at shipyards with ties to programs like Puget Sound Naval Shipyard and suppliers involved in Hydraulic Research Facility contracts. Mystic’s architecture echoed engineering principles used in Alvin (DSV-2), Ben Franklin (PX-15), and experimental submersibles that collaborated with institutions such as Naval Research Laboratory, DuPont, and Boeing components divisions. Certification processes included participation by American Society of Mechanical Engineers panels and approvals coordinated with United States Coast Guard marine inspectors.
The DSRV featured systems derived from technology programs sponsored by DARPA and coordination with Naval Sea Systems Command laboratories. Life-support systems paralleled advances from Johnson Space Center and decompression protocols influenced by research at Duke University School of Medicine hyperbaric facilities. Propulsion and navigation suites incorporated guidance concepts related to Transit navigation and inertial packages similar to those used by Lockheed Martin projects. Communication arrays linked to assets like Submarine Force Atlantic mother ships and surface support vessels including USS Pigeon (ASR-21)-type platforms.
Mystic’s rated dive depth and rescue capacity compared with other research platforms such as Alvin and non-Navy vehicles involved in programs at NOAA and Monterey Bay Aquarium Research Institute. Safety and emergency systems referenced standards from Undersea Medical Society protocols and training exercises modeled after events like Diesel Submarine Rescue drills conducted with Royal Australian Navy and Canadian Forces Maritime Command.
Mystic was assigned to Submarine Rescue Command elements and participated in deployments across operational zones that included the North Atlantic Treaty Organization exercise areas and training with fleet units from United States Sixth Fleet, United States Second Fleet, and allied navies such as Royal Norwegian Navy and French Navy. Crew training incorporated instruction modules from Naval Submarine School at New London and collaborated with experimental programs from Applied Physics Laboratory at Johns Hopkins University.
Throughout the 1970s and 1980s Mystic supported readiness exercises including those with USS Nimitz (CVN-68), USS John F. Kennedy (CV-67), and auxiliary ships like USNS Consolation (T-AH-39)-type medical support. International cooperation involved exchanges with Soviet Navy representatives during détente-era safety talks and with rescue efforts coordinated through NATO Submarine Rescue System frameworks.
Mystic’s notable missions included participation in high-profile rescue readiness events, recovery operations for disabled submarines, and demonstrations alongside research craft such as NR-1 and deep-submergence assets from French Navy and Royal Navy. Exercises with units like USS Parche (SSN-683), USS Nautilus (SSN-571), and surface tenders underscored interoperability tested in scenarios inspired by incidents including USS Scorpion (SSN-589). Mystic trained with international partners including Japanese Maritime Self-Defense Force, German Navy, and Italian Navy for combined rescue procedures and evacuation protocols.
The vehicle also supported salvage and scientific collaborations involving institutions such as Smithsonian Institution, National Science Foundation, and universities including University of Washington and University of California, San Diego for underwater recovery and technology demonstrations.
Following advances in submarine rescue technologies and programs such as Submarine Rescue Diving and Recompression System modernization, Mystic was retired and decommissioned by the United States Navy as part of asset realignment involving support ships like USNS Grasp (T-ARS-51) and training platforms transitioned to newer systems endorsed by Office of the Secretary of Defense. Post-decommissioning, Mystic was transferred for preservation and display efforts coordinated with institutions like Mystic Seaport Museum, Intrepid Sea, Air & Space Museum, and maritime heritage organizations including Naval Historical Center and National Maritime Historical Society.
Categories: Category:Submarine rescue vessels of the United States Navy