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NFB

NFB

NFB

Product catalog summary
Description
  • The product is designed for continuous duty in workboat applications, ensuring robustness and reliability.
  • It is fully tested, easy to install, and complies with ISO 9001 standards.
  • Features a reverse/non-reverse reduction marine transmission with hydraulically actuated multi-disc clutches.
  • Maintenance is straightforward and can be performed onboard.
  • Compatible with all engine types and propulsion systems, specifically for Fixed Pitch Propellers (FPP).

Features
  • Case-hardened and precisely ground gear teeth for durability and smooth operation.
  • Output shaft thrust bearing designed to handle maximum propeller thrust in both directions.
  • Hydraulic shifting is smooth and reliable, with a control lever for various operating systems.
  • Suitable for twin-engine installations with consistent ratio and torque capacity in both directions.
  • Includes an emergency "get home" capability and a robust cast iron casing.
  • Free-standing design with an oil cooler, fittings, and flexible hoses.
  • Integrated brackets for ease of installation.

Options
  • Engine-matched torsional coupling.
  • Propeller shaft flange and coupling bolt sets.
  • Classification by major Classification Societies available upon request.
  • Power Take-Off (PTO) options, either live or clutchable.
  • Trolling valve for slow-speed drive, shaft brake, and electric clutch control (24 VDC).

Ratings and Dimensions
  • Maximum rated input is 526kW (706bhp), suitable for continuous duty applications.
  • Various gear ratios are available, with power capacities ranging from 274 kW to 432 kW at different RPMs.
  • Maximum RPM is 2800 across all ratios.
  • Dimensions are specified in millimeters, with a weight of 420 kg.
See more

Catalog excerpts

NFB-1

89100 St Denis Les Sens - France Maximum rated input: 526kW (706bhp) Available for Continuous Duty applications • 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/non-reverse reduction marine transmission with hydraulically actuated multi-disc clutches. • Easy onboard maintenance. • Compatible with all types of engines and propulsion systems. (Compatible for FPP) • 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. • Integrated brackets. • Engine-matched torsional coupling. • Propeller shaft flange and coupling bolt sets. • Classification by all major Classification Societies on request. • Trolling valve for slow-speed drive. • Shaft brake. • Electric clutch control (24 VDC).

 Open the catalog to page 1
NFB-2

Sample Power Capacities (kW) 1800 rpm 2100 rpm 2300 rpm

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.