USS PGM-4

300px USS PGM-2, a similar PGM-1 class motor gunboat
History
United States of America
Laid down:	11 April 1942
Launched:	27 June 1942
Commissioned:	17 March 1943
Renamed:	10 December 1943
Reclassified:	10 December 1943
Fate:	Unknown
General characteristics
Displacement:	95 tons
Length:	110 feet 10 inches
Beam:	23
Height:	10 feet 10 inches
Propulsion:	2 × 1,540bhp Electro-Motive Corp. 16-184A diesel engines 2 × shafts
Speed:	21 knots
Complement:	28
Armament:	1 × 3"/50 dual purpose gun mount 2 × 40mm gun mounts 6 × 20mm guns 1 × twin .50 cal. machine gun 1 × 60mm mortar

USS PGM-4 was a PGM-1 class motor gunboat that served in the United States Navy during World War II. She was originally laid down as an SC-497 class submarine chaser on 11 April 1942 by the Wilmington Boat Works, Inc. in Wilmington, California and launched on 7 September 1942. She was commissioned as USS SC-1053 on 17 March 1943. She was later converted to a PGM-1 class motor gunboat and renamed PGM-4 on 10 December 1943. After the war she was transferred to the Foreign Liquidations Commission on 9 June 1947. Her exact fate is unknown.

References

• Motor Gunboat/Patrol Gunboat Photo Archive: PGM-4
• USS SC-1053 (SC-1053)
• see PGM-3 for service details