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NavSource Online: Service Ship Photo Archive

USS Crownblock (YO-48)

International Radio Call Sign:
November - Bravo - Romeo - Oscar NBRO

Awards, Citations and Campaign Ribbons

Precedence of awards is from top to bottom, left to right
Top Row - American Campaign Medal - Asiatic-Pacific Campaign Medal
Bottom Row - World War II Victory Medal - Navy Occupation Service Medal (with Asia clasp) - National Defense Service Medal

Bullwheel Class Fuel Oil Barge (Self-propelled):

Built by Basalt Rock Co., Inc., Napa, CA (YN 22)

Laid down, 27 June 1941

Launched, 14 February 1942

Commissioned USS Crownblock (YO-48), 28 August 1942, LT. Albert G. Popkin, USNR, in command

Sailed from San Francisco to Pearl Harbor, 11-23 September 1942

Assigned to 14th Naval District, operated out of Pearl Harbor supplying outlying islands, September 1942 - July 1945

Departed Pearl Harbor for Eniwetok, 13 July 1945

Served at Eniwetok, 26 July - 08 September 1945

Sailed Eniwetok for Tokyo Bay, 08-19 September 1945

Departed Japan, 09 April 1947

Arrived Norfolk, 23 March 1948

Decommissioned and placed out of service, in reserve, at Naval Station Norfolk, VA, 14 September 1948

Reassigned to Naval Station Reykjavik, Iceland,in support of NORAD stations in around Iceland, 1959-1960

Towed to Naval Station Norfolk, VA and placed out of service, July 1960

Struck from the Naval Register, 01 March 1977

Final Disposition, disposed of in support of Fleet training exercise, 01 July 1977

Specifications:
Displacement 950 tons (lt) 1,731 tons (fl)
Length 235'
Beam 37'
Draft 15' (max)
Speed 10.6 knots
Cargo Capacity 10,000 barrels
Complement 4 officers, 30 enlisted
Armament two single 20mm AA gun mounts

Propulsion

two DSG-6 Enterprise Diesel engines driving electric motors

two shafts, 835shp

Click On Image For Full Size Image	Size	Image Description	Source
141204810	53k	*USS Crownblock* (YO-48)** immediately after launching, 14 February 1942. Photo from The Log, March 1942.	Dave Wright
141204801	46k	*USS Crownblock* (YO-48)** at anchor, date and location unknown.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204802	41k	*USS Crownblock* (YO-48)** at anchor, date and location unknown.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204809	70k	*USS Crownblock* (YO-48)** view looking aft from the foc'sle toward the bridge while underway, date and location unknown.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204803	90k	Michael H. Loudis *USS Crownblock* (YO-48)** Golden Dragon Certificate.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204804	59k	*USS Crownblock* (YO-48)** "Bridge Monkey".	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204805	48k	*USS Crownblock* (YO-48)** crew members displaying a shark that they caught.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204806	81k	*USS Crownblock* (YO-48)** crew members displaying a shark that they caught.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204807	47k	*USS Crownblock* (YO-48)** crew members displaying a tuna that they caught.	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141204808	349k	*USS Crownblock* (YO-48)** crew "Nookey" ration card. Must have been a WWII thing. I don't think it would go over too big these days.)	Michael J. Loudis for his father Michael H. Loudis USS Crownblock
141214501	524k	From left to right; *USS Mississippi* (AG-128)*, the never completed Kentucky* (BB-66), YO-145, and Crownblock (YO-48) moored in reserve at Norfolk Naval Shipyard, Portsmouth, VA., 24 October 1956.	David Buell

USS Crownblock (YO-48)
DANFS entry located at the Naval History & Heritage Command website

Commanding Officers
01	LT Albert George Popkin, D-V(S) USNR ¹	28 August 1942 - 04 November 1943
02	LT Barton Lee Fisher, D-V(G) USNR	04 November 1943 - 12 January 1945
03	LT Howard S. Young, Jr., D-V(S) USNR	12 January 1945 - 06 March 1945
03	LT(jg) Ralston Sterling Jackson, D-V(G) USNR	06 March 1945 - 01 June 1945
04	LT John P. Turner, Jr., DE USNR	01 June 1945 - ????
05	LT(jg) William W. Carlisle USNR	(early 1946)
06	CHBOSN John K. Horn USN	(July 1946) - (January 1947)
07	CHBOSN August C. Hammer, Jr. USN	(May 1947)


^{1. Promoted to Lt. Commander, spring 1943.} Courtesy Dave Wright

Crew Contact And Reunion Information
U.S. Navy Memorial Foundation - Navy Log

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This page was created by Gary P. Priolo and is maintained by David L. Wright

Last Updated 09 December 2022