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"Townsend Cromwell Class" Displacement: 652 tons; Gross tonnage: 564 tons; Length: 163 feet; Beam: 33 feet; Propulsion Plant: Two 400-hp White-Su- perior geared diesel engines and two Liaaen propellers. Built by J. Ray McDermott Townsend Cromwell (R-443) "David Starr Jordan Class" Displacement: 993 tons; Gross tonnage: 873 tons; Length: 171 feet; Beam: 36-1/2 feet; Propulsion Plant: Two 543-hp White- Superior geared diesel engines and two Bird-Johnson propellers. Built by Christy Corporation David Starr Jordan (R-444) "Delaware II Class" Displacement: 758 tons; Gross tonnage: 483 tons; Length: 155 feet; Beam: 30 feet; Propulsion Plant: One 1,230-hp GM geared diesel engine and one fixed-pitch propeller. Built by South Portland Engineering Delaware II (R-445) "Chapman Class" Displacement: 520 tons; Gross tonnage: 427 tons; Length: 127 feet; Beam: 30 feet; Propulsion Plant: One 1,250-hp Caterpillar geared diesel engine and one CP propeller. Built by Bender Shipbuilding & Repair Chapman (R-446) "John N. Cobb Class" Displacement: 250 tons; Gross tonnage: 185 tons; Length: 93 feet; Beam: 26 feet; Propulsion Plant: One 325-hp Fairbanks Morse geared diesel engine and one fixed pitch propeller. Built by Western Boatbuilding John N. Cobb (R-552) FISHERY RESEARCH/ CARGO SHIPMENT VESSEL "Murre II Class" Displacement: 295 tons; Length: 86 feet; Beam: 27 feet; Propulsion Plant: Two 165- hp Caterpillar geared diesel engines and two fixed propellers. Built by Maritime Builders2 Murre II (R-663) HYDROGRAPHIC SURVEY VESSELS "Fairweather Class" Displacement: 1,800 tons; Gross tonnage: 1,591 tons; Length: 231 feet; Beam: 42 feet; Propulsion plant: Two 1,200-hp GM diesel engines and two Bird-Johnson CP propellers. Built by Aerojet-General Shipyards Fairweather (S-220) Rainier (S-221) Mt. Mitchell (S-222) "Peirce Class" Displacement: 907 tons; Gross tonnage: 696 tons; Length: 163 feet; Beam: 33 feet; Propulsion Plant: Two 800-hp GM geared diesel engines and two Bird-Johnson CP propellers. Built by Marietta Manufacturing Peirce (S-328) Whiting (S-329) "McArthur Class" Displacement: 995 tons; Gross tonnage: 854 tons; Length: 175 feet; Beam: 38 feet; Propulsion Plant: Two 800-hp GM geared diesel engines and two Bird-Johnson propel- lers. Built by Norfolk Shipbuilding & Drydock McArthur (S-330)1 Davidson (S-331) OCEANOGRAPHIC RESEARCH VESSELS "Oceanographer Class" Displacement: 4,033 tons; Gross tonnage: 3,701 tons; Length: 303 feet; Beam: 52 feet; Propulsion Plant: Diesel-electric, two •<• Circle 247 on Reader Service Card 2,500-hp Westinghouse propulsion motors, four 1,150-kw Westinghouse propulsion generators, and two fixed-pitch propellers. Built By Aerojet-General Shipyards Oceanographer (R-101) Discoverer (R-102) "Researcher Class" Displacement: 2,963 tons; Gross tonnage: 2,802 tons; Length: 278 feet; Beam: 51 feet; Propulsion Plant: Two Alco geared 1,600-hp diesel engines and two Bird- Johnson CP propellers. Built by American Shipbuilding Researcher (R-103) "Surveyor Class" Displacement: 3,440 tons; Gross tonnage: 2,653 tons; Length: 292 feet; Beam: 46 feet; Propulsion plant: Two Delaval 3,200-hp steam turbines, two Combustion Engineer- ing boilers and one fixed-pitch propeller. Built by National Steel & Shipbuilding Surveyor (S-132) WIRE DRAG SURVEY VESSELS "Rude Class" Displacement: 220 tons; Gross tonnage: 150 tons; Length: 90 feet; Beam: 22 feet; Propulsion Plant: Two 400-hp Cummins geared diesel engines and two fixed-pitch propellers. Built by Jakobson Shipyard Rude (S-590) Heck (S-591) • A SAFE HARBOR When you put to sea with Thordon tailshaft and rudder bearings, you can rest assured that wherever you go in the world, there's a technically qualified stocking distributor to serve you. Thordon is available in 50 countries, with marine bearings in virtually every major shipyard. Thordon is the only marine bearing with this kind of availability. Go with Thordon and the peace of mind that comes with knowing that wherever the sea takes you there's a safe harbor with Thordon bearings. Thomson Thiinlun GORDON i • Minimi LIMITED THORDON MARINE BEARINGS 3225 Mainway, Burlington, Ontario Canada L7M 1A6 Tel: (416) 335-1440 Fax: (416) 335-4033 Contact Thomson Gordon for more information regarding our distribution network.
