For service classification definitions and important notes refer to the Twin Disc Marine Product Guide or contact Twin Disc directly.
Reduction Ratios | Intermediate Duty | Medium Duty | Continuous Duty | |||
---|---|---|---|---|---|---|
:1 | @ 1800 RPM | @ 2100 RPM | @ 1600 RPM | @ 1800 RPM | @ 1600 RPM | @ 1800 RPM |
3.12, 3.54, 4.06 4.50, 5.03, 5.95 |
537 kW (720 hp) |
578 kW (775 hp) |
475 kW (637 hp) |
537 kW (720 hp) |
448 kW (601 hp) |
507 kW (680 hp) |
6.53, 6.95 |
467 kW (626 hp) |
545 kW (731 hp) |
415 kW (557 hp) |
459 kW (615 hp) |
408 kW (547 hp) |
459 kW (615 hp) |
* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 2500 rpm.
C | 385 mm (15.15”) |
S | 365 mm (14.35”) |
F | 573 mm (22.55”) |
L | 381 mm (15.00”) |
R | 381 mm (15.00”) |
Weight | 850 kg * |
* dry weight, including SAE #1 housing and SAE 355 flexible coupling
Specifications subject to change without prior notice in the interest of continual product improvement. Contact your local Twin Disc representative for engineering specifications, Survey Society Approvals and Classifications.