REINTJES Gearbox

WAF/LAF 665 – 1973

840 – 3,520 kW


Medium-power reverse-reduction gearboxes for medium-class workboats — harbor tugs, fishing trawlers, OSVs, large ferries, and special-purpose commercial vessels. Built for sustained high-load duty with class-leading torque density.

REINTJES WAF/LAF 665-1973 Marine Gearbox
Key Advantages

Built for Medium-Class Workboat Propulsion

Engineered for harbor tugs, OSVs, and medium commercial vessels, the WAF/LAF 665 – 1973 range delivers proven reliability and high torque density backed by over 80 years of REINTJES marine gearbox experience.

High Operating Reliability

Built-in hydraulically operated disc clutches with steel/sinter friction surfaces ensure dependable performance under continuous heavy-duty operation.

Robust Rigid Mounting

Standard rigid mounting across the range ensures stable, vibration-resistant operation in the most demanding commercial duty cycles.

Vertical & Horizontal Offset

Multiple offset configurations provide flexibility for varied engine room layouts and propeller shaft arrangements.

Low Operating Noise

Helical spur gears, case-hardened and tooth-flank ground with precision, deliver smooth, quiet operation across the full power range.


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Operating Profiles

Duty Cycles

Select the right operating profile for your vessel's application and usage pattern.

C

Continuous Duty

OperationContinuous operation with little or no variations in engine speed and power
Engine HoursUnlimited
Hull FormsDisplacement
ApplicationsCommercial vessels
M

Medium Duty

OperationIntermittent operation with some variations in engine speed and power
Engine Hours4,000 hours/year
Hull FormsPlaning, semi-planing, displacement, catamaran
ApplicationsPrivate, charter, commercial, navy & governmental vessels
L

Light Duty

OperationIntermittent operation with large variations in engine speed and power
Engine Hours2,500 hours/year
Hull FormsPlaning, semi-planing, displacement
ApplicationsPrivate, charter, sport & pleasure craft, navy & governmental vessels
P

Pleasure Duty

OperationIntermittent operation with very large variations in engine speed and power
Engine Hours500 hours/year
Hull FormsPlaning, semi-planing
ApplicationsPrivate, noncommercial, sport & leisure craft
Technical Data

Specifications

WAF/LAF 665-1973 Gearbox

ModelWeight DrykW/rpmStandard Reduction Ratios

Custom reduction ratios and input speed variations available upon request. kW/rpm values shown represent the maximum gearbox rating; consult the REINTJES brochure or our application engineers for duty-cycle-specific selection.

Equipment

Versions

  • Cast iron housing
  • Helical gears, case-hardened and tooth-flank ground
  • Built-in, hydraulically actuated disc clutches
  • Roller bearings with integrated thrust bearing
  • Full power transmission in both output directions
  • Integrated oil sump with common oil circuit; oil pump and filter accessible from outside
  • Rigid mounting (standard across the full WAF 665 – 1973 range)
  • Built-on seawater-resistant heat exchanger with fixed piping
  • Maximum cooling water inlet temperature of 32°C (90°F)
  • Connection for remote pressure and temperature supervision
  • Built-on control valve with electric, pneumatic, or mechanical operation
  • Input: free shaft with 1:30 cone
  • Output: forged-on flange
  • Coated with synthetic resin varnish (RAL 7001 silver-grey)
  • SAE bell housing (available on WAF 665 – 763 only)
  • Output-side counterflange
  • Input-side engine flange
  • Flexible coupling
  • Classification society approval
  • Supervision instruments for unmanned engine room
  • Heat exchanger for cooling water inlet > 32°C (90°F)
  • Trolling propulsion system (ADS)
  • Resilient mounting (hard or soft)
  • Screwing surfaces for customer-side fastening
  • Special gear reduction ratios, acoustically optimised
  • Connection for electric stand-by pump
  • Trailing pump (mechanical or electric)
  • Integrated shaft brake
  • Auxiliary drive PTO / PTI incl. SAE pads
  • Welded steel housing option
  • Coating in all RAL colours
WAF/LAF 665 – 1973 WAF/LAF 665-1973 gearbox