Dr. Rudolf Wahrendorff was 45.31 metres (148 ft 8 in) long, with a beam of 7.69 metres (25 ft 3 in). She had a depth of 3.56 metres (11 ft 8 in) and a draught of 4.40 metres (14 ft 5 in).[1] She was assessed at 381 GRT, 147 NRT. She was powered by a triple expansion steam engine, which had cylinders of 35 centimetres (13+3⁄4 in), 55 centimetres (21+5⁄8 in) and 90 centimetres (35+1⁄2 in) diameter by 60 centimetres (23+5⁄8 in) stroke. The engine was made by Deschimag Seebeckwerft, Wesermünde. It was rated at 64nhp. The engine powered a single screw propeller driven via a geared low pressure turbine.[2] It could propel the ship at 10 knots (19 km/h).[1]
History
Dr. Rudolf Wahrendorff was built as yard number 476 by Deschimag Seebeckwerfte, Wesermünde for Grundmann & Gröschel, Wesermünde. She was launched on 17 September 1928 and completed on 17 November.[3] The Code Letters KSBT were allocated,[2] as was the fishing boat registration PG 383.[3] In 1934, her Code Letters were changed to DFAV.[4]
^"Dr. Rudolf Wahrendorff (59017)"(PDF). Lloyd's Register: Chalutiers &c. DIR-DOG (in English and French). London: Lloyd's Register. 1934–1935. Retrieved 29 May 2022 – via Southampton City Council.
Gröner, Erich (1993). Die deutschen Kriegsschiffe 1815-1945 (in German). Vol. 8/I: Flußfahrzeuge, Ujäger, Vorpostenboote, Hilfsminensucher, Küstenschutzverbände (Teil 1). Koblenz: Bernard & Graefe. ISBN3-7637-4807-5.