PC-451/452

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Overview
Type Submarine boat prototype
units 2
1. Period of service flag
period of service

1940-1945

Whereabouts disposed of
Technical specifications
displacement

PC-451: 374 tons.
PC-452: 348 tons

length

official: 50.3 m (165 ')
PC-451: 49.7 m (163')
PC-452: 52.9 m (173 '8)

width

PC-451: 6.3 m (20 '9 ")
PC-452: 7 m (23') / 6.9 m (22 '7")

crew

PC-451: 65

drive

PC-451: Four GM - diesel engines
(2 x 16-258S, 2 × 6-233A)
2 x 75 kW generator, 2 waves
PC-452: Beasler- boiler , Delaval Turbine, 2 waves

speed

PC-451: 18.8 nodes
PC-452: unknown / no drive

Armament

PC-451: Two 3 "/ 50 guns
PC-452: unknown / unarmed

Callsign

PC-451: Nan-Easy-Victor-Sugar
PC-452: Nan-Easy-Victor-Tare

USS PC-451 and USS PC-452 (later USS Castine (IX-211) ) were two experimental submarine chaser - prototypes of the United States Navy , which from 1938 by DeFoe Boat and Motor Works ( Bay City, Michigan ) inDevelopedunder the Experimental Small Craft Program and built between 1939 and 1941. These so-called X-Boats formed the basis for the later successful PC-461 class .

PC-451

The construction of PC-451 began at DeFoe in late September 1939 under the designation Hull No.166 . On 23 May 1940, was launched the diesel-electric powered boat instead; in August 1940, the USS PC-451 was commissioned by the Navy. During the Second World War , operations on the US east coast followed . In early December 1945 the boat was finally decommissioned and handed over to the Maritime Commission for disposal in January 1947 .

PC-452

With the construction of the second prototype in March 1940 as Hull No. 167 started. The launch took place on August 23, 1941. In contrast to its diesel-electric predecessor, the PC-452 in the Philadelphia Navy Yard was equipped with steam boilers and used for steam turbine tests. In July 1943 the boat was finally put into service as the USS PC-452 . In March 1945, it was converted to the unarmed, unpowered support ship USS Castine (IX-211) , named after the small town of Castine in Maine . After the war, like its predecessor, the PC-452 was disposed of by the Maritime Commission.

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