John Geltz

The Naval Ships Parts Control Center (NSPCC), with its L1/SUBSAFE division, plays a critical role in the United States Navy’s logistics and safety operations. Established to ensure the timely procurement, inventory management, and distribution of vital shipboard parts, the NSPCC has been pivotal in maintaining fleet readiness since its inception. The L1/SUBSAFE program specifically focuses on supporting the Navy’s nuclear submarine fleet, providing stringent quality control and traceability for materials and components essential to submarine safety and survivability. Over the decades, the NSPCC L1/SUBSAFE has contributed significantly to the Navy’s operational success by upholding the highest standards of material integrity and supply reliability.

USS Blenny (SS-324) was a Balao-class submarine commissioned by the United States Navy in 1944. During World War II, she conducted five war patrols in the Pacific, sinking several Japanese vessels and earning four battle stars for her service. After the war, Blenny participated in training exercises and served with the Atlantic Fleet, later undergoing conversion to a "Fleet Snorkel" submarine. She continued in active service until her decommissioning in 1969 and was eventually sunk as an artificial reef off the coast of Maryland in 1989.

USS Seawolf (SSN-575) was the second nuclear-powered submarine built for the United States Navy, following the pioneering USS Nautilus. Commissioned in 1957, Seawolf was unique for being the only U.S. submarine powered by a liquid metal (sodium-cooled) nuclear reactor, though it was later converted to a more conventional pressurized-water reactor due to maintenance challenges. Throughout her service, Seawolf participated in a variety of experimental operations and Cold War patrols, advancing submarine technology and tactics. She was decommissioned in 1987, leaving a legacy of innovation in naval nuclear propulsion.

USS Irex (SS-482) was a Tench-class submarine commissioned by the United States Navy in May 1945, shortly before the end of World War II. Although she did not see combat during the war, Irex played a significant role in postwar naval developments, notably becoming the first submarine to be fitted with a snorkel in 1946, which allowed extended submerged operations. Throughout her service, Irex participated in numerous training exercises, fleet maneuvers, and NATO operations during the Cold War, enhancing anti-submarine warfare tactics. After a distinguished career, she was decommissioned in 1969 and later sold for scrap.

USS Tinosa refers to two submarines in the United States Navy, the most notable being USS Tinosa (SS-283), a Gato-class submarine commissioned in 1943 during World War II. Tinosa (SS-283) earned distinction for her aggressive patrols in the Pacific, sinking several enemy vessels and surviving numerous depth charge attacks. One of her most famous actions occurred during her second war patrol, when she encountered a Japanese tanker and experienced repeated torpedo malfunctions, highlighting critical flaws in U.S. torpedo design. After the war, Tinosa was decommissioned in 1953, having earned nine battle stars for her wartime service.

USS Bergall (SSN-667) was a Sturgeon-class attack submarine commissioned by the United States Navy on June 13, 1969. Serving during the Cold War, she conducted numerous surveillance and intelligence-gathering missions, as well as anti-submarine warfare exercises, primarily in the Atlantic Ocean and Mediterranean Sea. Bergall played a critical role in supporting U.S. naval operations and maintaining undersea superiority during her nearly three decades of service. She was decommissioned on June 6, 1996, and later scrapped under the Nuclear-Powered Ship and Submarine Recycling Program.

The US Naval Submarine School, located in Groton, Connecticut, was officially established in 1916 to provide specialized training for the crews of the Navy’s rapidly expanding submarine force. Over the decades, the school became the primary institution for developing advanced submarine tactics, technology, and safety procedures, especially during World War II and the Cold War. It has trained thousands of officers and enlisted personnel, playing a critical role in preparing crews for both diesel-electric and nuclear-powered submarines. Today, the Submarine School continues to be the cornerstone of undersea warfare training for the United States Navy, maintaining its reputation as the "Home of the Submarine Force."