Engine reduction gearbox MM W3900

for ships

Vertical offset, direct or remote mount marine transmission. Maximum rated input: 850 KW Available for Continuous Duty applications. Description • Robust design also withstands continuous duty in workboat applications. • Fully works tested, reliable and simple to install. • Design, manufacture and quality control standards comply with ISO 9001. • Reverse reduction marine transmission with hydraulically actuated multi-disc clutches. • Easy onboard maintenance. • Direct access to the clutches. • Compatible with all types of engines and propulsion systems. (Both FPP and Cpp application). Features • Case hardened and precisely ground gear teeth for long life and smooth running. • Output shaft thrust bearing designed to take maximum propeller thrust astern and ahead. • Smooth and reliable hydraulic shifting with control lever for attachment of push-pull cable or other operating system. • Suitable for twin engine installations (same ratio and torque capacity in ahead or astern mode) • Emergency “get home” capability. • Robust cast iron casing. • Free standing. • Oil cooler complete with fittings and flexible hoses. • Separated brackets.