MEENYON - Customized Marine Gearboxes Manufacturer & Supplier for 40 Years

Marine Ship Reduction Gear 7° Down Angle Marine Gearbox Model A138

Apply to:

Yachts (pleasure craft), fishing boats, traffic boats, passenger ships and other light and small high-speed ships

Standard equipment:

● Mechanical control valve

● Oil cooler

● Companion flange / Reamer bolts

● Flexible flywheel coupling (selection)

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Features

● Durable structure of driving gear bearing

● Tapered roller thrust bearing for output shaft thrust

● Hydraulic clutches of forward and reverse

● 7° down angle on output shaft

● Quality Control System ISO/IATF16949:2016

● Quiet operation with precise gearing.

● Compact design

● Go Home function (emergency bolt application)

OPTIONS

● Mechanical or electrical remote control

Specification

Item	Description	Model A138 7°
01	Engine speed: 1000-2600 rpm; max 385 hp at 2600 rpm
02	Reduction Ratio :1	1.10	1.28	1.50	2.03	2.52	2.95
03	Rate (hp/rpm)	0.148	0.148	0.148	0.148	0.148	0.114
04	Bell housing: SAE #1, #2,				Flywheel: 14”, 11.5”
05	Overall L×W×H: 530×660×616 mm				Dry weight: 200 kg
06	Centre distance: 185 mm; 7° down angle on output shaft
07	Recommend engine: NT-855-M240, MWM D234 V8 …
08	Rated propeller thrust: 25 KN

Dimension

Model A138 7°
C	185 mm
S
F
L
R
A	7°

faq

What Is A Marine Gearbox Used For?

A marine gearbox has the functions of speed reduction, forward and reverse, engaging and disengaging as well as bearing propeller thrust. It is used to transfer power from engine to propeller and to form a ship’s marine power unit.

What Are The Main Components Of A Marine Gearbox?

The main components of a marine gearbox include the input shaft, intermediate shaft, output shaft, gears, bearings, clutches and housing.