VP-40 was a Patrol Squadron of the U.S. Navy. The squadron was established as Patrol Squadron 55 (VP-55) on 1 August 1940, redesignated Patrol Squadron 74 (VP-74) on 1 July 1941, redesignated Patrol Bombing Squadron 74 (VPB-74) on 1 October 1944, redesignated Patrol Squadron 74 (VP-74) on 15 May 1946, redesignated Medium Patrol Squadron (Seaplane) 10 (VP-MS-10) on 15 November 1946, redesignated Patrol Squadron 40 (VP-40) on 1 September 1948 and disestablished on 25 January 1950.
VP-55 PBM-1 in 1941
VP-55 PBM-1 being hoisted onto a tender in 1941
U-161 under attack by a VP-74 PBM on 27 September 1943
The Martin PBM Mariner is a twin-engine American patrol bomber flying boat of World War II and the early Cold War era. It was designed to complement the Consolidated PBY Catalina and PB2Y Coronado in service. A total of 1,366 PBMs were built, with the first example flying on February 18, 1939, and the type entering service in September 1940, with the last of the type being retired in 1964.
Martin PBM Mariner
A transport Mariner takes off in 1942
A U.S. Navy PBM-1 of Patrol Squadron 56 (VP-56) in 1940.
A PBM-5 on the deck of USS Norton Sound in April 1945 off Saipan