S-Model Cutsheets - 3 Pages

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S-Model Cutsheets

Catalog excerpts

Photo courtesy of ChingFu Shipyard. Jastram Model S Steering Gear The Jastram Model S Actuators are specically certied for use in commercial marine hydraulic steering systems. Their rugged steel construction includes many standard features resulting from our long experience in the manufacture, operation and service of steering systems. Model S Actuators include features many manufacturers do not provide but are essential to a high quality, reliable steering gear for commercial marine application: • Micro-honed heavy wall cylinder barrel • Precision ground, chrome-plated piston rod • Oversize piston and piston rod bearings • Piston rod wiper • Tie-rod construction • Self-aligning spherical bearings • SAE outlet ports Type Approved Product; see details on back page

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STEERING SYSTEM SPECIFICATIONS (METRIC) TORQUE RATING IS DETERMINED AT 1500 PSI (103 BAR) TORQUE RATING IS DETERMINED AT 1500 PSI (103 BAR) Note: Hoses, shut-off valves and tiller pins are not supplied with Model S Actuators Dimensions A-M are all in inches ¹ Model S2 indicates 2 actuators are used. S4 indicates 4 actuators ² Other steering angles are also available ³ Other actuator stroke lengths are available upon request * These actuators require 6 tail mounting bolts (K on chart) All other actuators require 4 tail mounting bolts (K) Note: Hoses, shut-off valves and tiller pins are not...

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Steering Gear Arrangements Single Rudder Twin Rudder Four Actuators Jastram Model S steering gears are supplied with either two or four Model S actuators and can be used with single, twin or multiple rudders. These actuators and tillers are are designed and manufactured to meet the standards of all major classication societies. Model S hydraulic actuators have passed rigorous inspection and testing and are CERTIFIED UNDER THE ABS, DNV & GL TYPE APPROVAL PROGRAMS. The S Model Actuators are Type Approved for under the following standards: • ABS Type Approved Product under 2006 Building and...

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