USS YP-45

Sister ship YP-29 (ex CG-116) in 1941
United States Coast Guard
Name	CG-133
Ordered	1924
Builder	Crowninshield Shipbuilding Company, Fall River, Massachusetts
Commissioned	1925
Fate	Transferred to United States Navy, 15 November 1933
Notes
United States Navy
Acquired	1934
Reclassified	YP-45
Stricken	11 October 1945
Fate	sold to War Shipping Administration, 1946
Notes	Call sign: NCEM [1]
General characteristics
Tonnage	37.5  GRT [1]
Length	74.9 ft (22.8 m) o/a [1]
Beam	13.6 ft (4.1 m)
Draught	3.75 ft (1.14 m)
Installed power	500 SHP [1]
Propulsion	two Sterling 6-cylinder gasoline engines, two propellers [1]
Complement	8
Armament	1 x 1-pounder gun forward

USS YP-45 was a wooden-hulled patrol vessel in commission in the fleet of the United States Coast Guard as CG-133 from 1925 to 1934, and in the fleet of the United States Navy as YP-45 from 1934 until 1945.

History

She was laid down at the Fall River, Massachusetts shipyard of the Crowninshield Shipbuilding Company, one of 203 "Six-Bitters" ordered by the United States Coast Guard. ^{[1] [2]} She was designed for long-range picket and patrol duty during Prohibition for postings 20 to 30 miles from shore. ^[3] The date of her launching and completion is uncertain although the class design was finalized in April 1924 and all of the Six-Bitters were commissioned by 1925. ^[3] She was commissioned in 1925 as CG-133. ^{[1] [2]} In 1934, she was transferred to the United States Navy and designated as a Yard Patrol Craft (YP). ^[2] In 1946, she was sold to the War Shipping Administration. ^[1]

References

1. Flynn, Jr., James T. (23 June 2014). Vessels of less than 100-feet in Length (PDF). U.S. Coast Guard Small Cutters and Patrol Boats 1915 - 2012.
2. Colton, Tim (28 March 2017). "Patrol and Training Craft (YP)". shipbuildinghistory.com.
3. Canney, Donald L. (1989). "Rum War: The U.S. Coast Guard and Prohibition (Coast Guard Bicentennial Series)" (PDF). U.S. Coast Guard. Retrieved 17 March 2020. The final plans were available in April 2014 and the first of the class, CG-100, was commission October 21, 1924. CG-302, the last completed, was commissioned July 18, 1925. An average of five completed each week.