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NavSource Online:
Submarine Chaser Photo Archive

SC-646



Call sign: November - Whiskey - Romeo - Alpha



SC-646 served the Navies of the United States and the USSR.

SC-497 Class Submarine Chaser: Laid down, 23 September 1941 by the Robinson Marine Construction Co., Benton Harbor, MI; Launched, 21 May 1942; Commissioned USS SC-646, 1 July 1942; Decommissioned, (date unknown); Transferred to the USSR, 26 May 1945; Struck from the Naval Register, (date unknown); Fate unknown.

Specifications: Displacement 148 t; Length 110"; Beam 17'; Draft 6' 6"; Speed 21 or 15.6 kts; Complement 28; Armament one single 3"/23 gun mount, two .50 cal. machine guns, two dcp "Y Gun," and two dct; Propulsion, two 1,540 or 880 hp diesel engines, two shafts.
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Size Image Description Source
SC-497 161k Exploded view of SC-497 class Subchaser. © 1997 Theodore R. Treadwell

There is no DANFS history available for SC-646 at the Haze Gray & Underway Web Site, the main archive for the DANFS Online Project.

Crew Contact And Reunion Information
Not Applicable to this Vessel
Additional Resources and Web Sites of Interest
Patrol Craft Sailors Association
Splinter Fleet: The Wooden Subchasers of World War II

Back To The Main Photo Index Back To the Patrol Craft/Gunboat/Submarine Chaser Ship Type Index Back To The Submarine Chaser (110') Photo Index

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