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Reverse reduction gears . Two Lufkin, Model RHS 3624, 4.66 to 1 ratio Propeller shafts National Forge 10V2-mch alloy steel forging Propellers . . Two Coolidge, five-blade, 110-inch stainless steel Steering gear Jeffboat — Two steering rudders, four flanking rudders, operated by independent hydraulic rams Auxiliary Machinery Main generators . . Two Detroit Diesel- Delco 125-foot kw, 450-volt, 3-phase, 60-Hertz, driven by GM 7083-7005 diesel engines Switchboard . Enclosed, dead front, control systems Heating and air-conditioning Hot water — Heat Recovery Package SHPS-1, Dunham-Bush A/C, 20 tons total capacity Air Compressors . Two Westinghouse, Model 5320B, rated 23.8 CFM at 250 psi Fire protection .... Eight fire stations, pump—Ingersoll Rand, Model 3x2x8HC, 200 gpm at 230 foot head Fixed Halon system for engine room . Orr Safety Equipment Co., Fixed Halon 1301 system for engine room; fixed and semi-fixed systems, portable extinguishers elsewhere Deck Machinery Capstans One Schoellhorn-Albrecht Co. type 22300, 10 hp Winches . Four Beebe, Model 62, 5 hp Navigation & Communication Equipment Radar Sperry MK 4016 Digital depth indicator Raytheon DE-760 Intercom TOA/Moakler Sound-powered telephone ... Henschel Searchlight Carlisle & Finch, two Xenon Air horn Kahlenberg, Model Q-4 Swing-o-meter ... Shannon, Model 2B Radio 2 Intech M80 VHF, 1 Intech M2500 SSB Raytheon Receives Radar Order For $36.6 Million Raytheon Company, Equipment Division, Wayland, Mass., is being awarded a $36,680,153 firm fixed price contract for AN/SPS-49 ra- dars plus AS-3263, SPS-49 an- tenna together with related data, field services and support, and at- tendant equipment and spares to support the FFG (guided missile frigate) new construction, the Fleet Modernization Program, and FMS (foreign military sales) requirements. Work will be per- formed in Waltham, Mass. The Naval Sea Systems Command is the contracting activity. (N00024- 81-C-7038) New 34-Page Brochure Describes Marathon Offshore Drilling Rigs The complete line of self-elevat- ing mobile offshore drilling plat- forms designed and manufactured by Marathon LeTourneau Off- shore Co. is illustrated and de- scribed in a new 34-page, full-color brochure which is available on request. Specifications for the company's newest jackup design, the Super 300, point out the versatility of this rig for harsh environments with its fixed and variable load of 10,500,000 pounds. The combina- tion slot and cantilever drilling pattern allows full design storm capability for drilling exploratory wells through the slot. The Class 150-88-C "Gorilla Rig," designed for the most hostile operating en- vironments, is also explained in detail. In addition, the brochure provides information on all other classes of Marathon LeTourneau jackup rigs. It includes a wealth of in- formation, full color photos, draw- ings and a removable fold-out section containing specifications and drawings for seven platform designs. For a free copy of the new Mar- athon brochure, Write 25 on Reader Service Card Metro Machine Awarded $7.4-Million Order For LST Overhaul Work Metro Machine Corporation, Norfolk, Va., has been awarded a $7,410,747 firm fixed price con- tract for the regularly scheduled overhaul of the USS Spartanburg County (LST-1192). The Super- visor of Shipbuilding, Conversion and Repair, USN, Portsmouth, Va., is the contracting activity. The Jetfoil travels at a smooth 43 knots even in rough seas. That's fast enough to double or even triple your total of daily roundtrips. And it's reliable. Since 1975, the Jetfoil has carried more than 10 million passengers over 500 million passenger miles. For all the details, write AIT^^V^ Boeing Marine Systems, P.O. Box 3707, Seattle, WA 98124. ^M^FZ^yf^^"^0"**** August 13, 1981 Write 324 on Reader Service Card 13
