Twin Disc MG-5091 Series Marine Gears

The Twin Disc MG-5091 series consists of two models being the MG-5091SC & MG-5091DC (MG5091SC & MG5091DC). Palmer Johnson is North America’s leading distributor for all of your MG-5091 marine gear transmission needs. Whether you are needing a replacement marine gear transmission, parts to do the repair yourself, or if you are wanting the factory trained technicians of PJ’s service department to rebuild your Twin Disc MG-5091 transmission, we’ve got you covered. Contact us today and you’ll be back up and running in no time!
MG-5091 SC & MG-5091 DC
Standard Equipment
- Vertical offset, cast iron housing
- Mechanical control valve
- Oil strainer
Options
- 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
- 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)