General information BrandTwin DiscModelMG-509Power (type)235, 228RPM (type)1800Ratio (type)1,454: 1, 4.50:1, 2.00:1, 4.95:1, 1.45:1, 2,95: 1, 2,95:1, 4,5:1, 2,48:1, 2,0:1, 3,39:1, 3,83:1, 1,45:1Specific information Sae housingSae-1, Sae-2Flexible coupling14 inch, Without, Rubber block drive with 14 inch aluminum ring, 14 inch rubber block drive, with aluminum ring, 14 inch, rubber block drive, 14' rubber block drive with aluminum ring, Rubber block drive with 14' aluminum ring, 14' rControlsMechanical, Electrical.

1. Twin Disc Mg509 Service Manual

MG-5091DC Standard Equipment. Vertical offset, cast iron housing. Mechanical control valve. Oil strainerOptions.

SAE J617 housing no. 1. SAE J617 housing no. 2. Flexible coupling for 14” flywheel (SAE J620 size 355). Flexible coupling for 11.5” flywheel (SAE J620 size 290). Input flange for freestanding installation.

Electric control valve (12VDC or 24 VDC). Mechanical trolling valve. Oil cooler with thermostatic bypass valve. Oil filter mounted. Companion flange/ bolts set.

Twin Disc Mg509 Service Manual

Monitoring devices to customer’s specification. Mounting brackets. Live PTO:. SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 592 Nm). Hydraulic clutchable PTO:.

SAE J744 size 127-4, 32-4 (SAE “C”, 4-bolt, max. 415 Nm). Shaft with key (max.

415 Nm)INPUT RATINGS – KILOWATTS (KW) (HORSEPOWER (HP)).For service classification definitions and important notes refer to the Twin Disc Marine Product Guide or contact Twin Disc directly. Reduction RatiosPleasure CraftLight DutyIntermediate DutyMedium DutyContinuous Duty:1@ 2300 RPM@ 2300 RPM@ 2100 RPM@ 1800 RPM@ 1800 RPM3.82Contact Twin DiscContact Twin Disc321 kW(431 hp)262 kW(351 hp)242 kW(325 hp)4.50298 kW(400 hp)5.05251 kW(336 hp)210 kW(281 hp)205 kW(275 hp). Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 3000 rpm. DIMENSIONS & WEIGHT.