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STANDARD TRANSMISSION

MG5050SC

Standard Equipment
  • Vertical offset, cast iron housing
  • Mechanical control valve
  • Oil strainer
Options
  • SAE J617 no. 2 to SAE J617 no. 1 housing adaptor
  • SAE J617 housing no. 2
  • SAE J617 housing no. 3
  • SAE J617 housing no. 4
  • Flexible coupling for 14” flywheel (SAE J620 size 355)
  • Flexible coupling for 11.5” flywheel (SAE J620 size 290)
  • Flexible coupling for 10” flywheel (SAE J620 size 255)
  • Electric control valve (12VDC or 24 VDC)
  • Mechanical trolling valve
  • Oil cooler
  • Companion flange/ bolts set
  • Monitoring devices to customer’s specification
  • Mounting brackets
  • Live PTO:
    • SAE J744 size 82-2, 16-4 (SAE “A”, 2-bolt, max. 35 Nm)
    • SAE J744 size 101-2/4, 22-4 (SAE “B”, 2/4-bolt, max. 197 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 Ratios

Pleasure Craft

Light Duty

Intermediate Duty

Medium Duty

Continuous Duty

:1

@ 2800 RPM

@ 2800 RPM

@ 2500 RPM

@ 2100 RPM

@ 2100 RPM

1.00, 1.11, 1.23
1.53, 1.71, 2.04

272 kW
(365 hp)

254 kW
(341 hp)

187 kW
(251 hp)

128 kW
(172 hp)

116 kW
(156 hp)

2.45

261 kW
(350 hp)

223 kW
(299 hp)

187 kW
(251 hp)

128 kW
(172 hp)

116 kW
(156 hp)

3.00

231 kW
(310 hp)

216 kW
(290 hp)

170 kW
(228 hp)

119 kW
(160 hp)

108 kW
(145 hp)

* Ratings shown for use with standard right hand rotation engines. The maximum allowable rated engine speed is 3300 rpm (5500 rpm in high speed configuration).

DIMENSIONS & WEIGHT

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.

Enlarge

C

134 mm (5.28”)

S

119 mm (4.69”)

F

325 mm (12.78”)

L

207 mm (8.13”)

R

149 mm (5.85”)

Weight

91 kg *

* dry weight, including SAE #3 housing and SAE 290 flexible coupling

Publications
Installation Drawings

Drawing Number

Input Connection

Control Valve

Companion Flange

Heat Exchanger

PTO

Notes

Download

PX13021

SAE #3 / 11.5″

mechanical + trolling

Yes

DWG STEP IGS

PX13021A

SAE #3 CAT / 11.5″

mechanical + trolling

DWG SLDPRT STEP IGS

PX13021B

SAE #4 / 10″ special

mechanical + trolling

Yes

DWG STEP

PX13021C

SAE #3 / 11.5″

electric + trolling

Yes

SAE B (live)

mounting brackets

DWG SLDPRT STEP IGS

PX13021D

SAE #3

electric + trolling

Yes

SAE B (live)

mounting brackets

DWG STEP IGS

PX13021E

BW Adapter

mechanical

Yes

STEP IGS

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