TYPE: GMT (diesel-electric tandem motor drive, short hull, 3" guns)

25 September 1943: Keel laid by the Boston Navy Yard, Charlestown, Mass.

2 November 1943: Launched and christened, sponsored by Mrs. John A. O’Toole

22 January 1944: Commissioned, Lcdr J. G. Enzensperger, Jr., in command

18 October 1945: Decommissioned at Charleston, S.C.

1 November 1945: Stricken from the NVR

March 1946: Sold, scrapped

Displacement: 1,140 (std), 1,430 tons (full)

Dimensions: 289' 5" (oa), 283' 6" (wl) x 35' 0" x 11' 0" (max)

Armament: 3 x 3"/50 Mk22 (1x3), 1 x 1.1"/75 Mk2 quad AA (4x1), 9 x 20mm Mk 4 AA, 1 Hedgehog Projector, Mk10 (144 rounds), 8 Mk6 depth charge projectors, 2 Mk9 depth charge tracks.

Machinery: 4 GM Model 16-278A diesel engines with electric drive, 6000 shp, 2 screws.

Speed: 19 knots.

Range: 4,150 nm @ 12 knots.

Crew: 15 / 183.

Following shakedown off Bermuda, DE 527 O’TOOLE served as a training ship for the Fleet Sound School, Key West, Fla. Detached 15 July, she sailed north to Casco Bay, thence proceeded south to Norfolk to accompany escort carrier TRIPOLI (CVE-64) to Recife, Brazil. Guarding escort carrier SOLOMONS (CVE-67) on the return voyage, she arrived at Norfolk, 25 August, and continued on to New York where she joined CortDiv 80 for transatlantic convoy duty.