MEENYON - Customized Marine Gearboxes Manufacturer & Supplier for 40 Years

MEDIUM AND HEAVY DUTY MARINE GEARBOX MODEL D400A

Apply to:

Fishing boats, transport ships, passenger ships, tugs and all kinds of engineering ships.

Standard equipment：

● Mechanical control valve

● Oil cooler

● Companion flange / Reamer bolts

● Bell housing (Selection)

● 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

● Suitable for twin engines with the same reduction ratio as forward and reverse.

● Quality Control System ISO/IATF16949:2016

● Quiet operation with precise gearing.

● Compact design

● Go Home function (emergency bolt application)

OPTIONS

● Mechanical, pneumatic or electrical remote control

Specification

Item	Description	Model D400A
01	Engine·speed:1000-1800 rpm;max 799 hp at-1800 rpm.
02	Reduction Ratio :1	3.96	4.33	4.43	4.70	5.00	5.53	5.71	5.89
03	Rate (hp/rpm)	0.444	0.444	0.444	0.444	0.444	0.392	0.364	0.364
04	Bell housing: SAE #00,#0, #1				Flywheel: 14”, 16”, 18”
05	Overall L×W×H: 641×1010×988 mm				Dry weight: 1100 kg
06	Centre distance: 355 mm
07	Recommend engine: KT38-M800, TBD604BL6…
08	Rated propeller thrust: 82 kN

Dimension

Model D400A
C	355 mm
S	355 mm
F	644 mm
L	380 mm
R	380 mm

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.