RKO Series

RKO Series

RKO series is a drop fit model for the RKE series, but with an open housing. An oxi-nitrocaurbarized externally geared slew ring meshes with a straight worm shaft allowing a teeth contact ratio of 1.8. Meshing the slew ring’s internally curved helical teeth with a straight worm allows for high tolerances and better backlash control when compared with other slew drives of the same size. The open housing model carries less housing material thus resulting in a lighter version than the RKE series while yielding same performance. Recommended for applications where working environment is somewhat controlled to avoid debris from entering between the gear teeth

Standard imperial drives are designed with a standard 1” 6B spline on the right- hand side of the worm shaft input and a 24mm hex head on the left-hand side for manual rotation. Standard metric drives are designed with a 25mm keyway on the right- hand side of the worm shaft input and a 24mm hex head on the left-hand side for manual rotation.

Worm shaft inputs can be altered during manufacturing to support customer requests for specific motor output shaft dimensions as well right- hand side and left-hand side orientation.

Performance Parameters Recommended Applications
  • High Precision
  • Light Weight
  • Vacuum Trucks
  • Solar Trackers
  • Man Lifts
  • Truck Mounted Cranes
  • Robotics
Part Number Drive Ratio (n:1) Efficiency (%) Nominal Torque (lbf.ft) Maximum Torque (lbf.ft) Holding Torque (lbf.ft) Tilting Moment (lbf.ft) Static Radial (lbf) Static Axial (lbf) Dynamic Radial (lbf) Dynamic Axial (lbf) Self Locking
RKE236-X0044402,5004,8005,010 8,26021,13065,19018,66021,800Yes
RKE314-X0461403,3006,7107,960 20,28045,860122,97029,67034,620Yes
RKE400-X0479406,7207,01010,547 42,02962,496171,07933,04640,690Yes
RKE435-X0485407,5209,07011,210 52,44075,980203,45035,92041,140Yes
RKE435-X2485407,5209,07011,210 52,44075,980203,45035,92041,140Yes
RKE500-X0492408,85010,39911,948 75,60085,867224,80834,17029,556Yes
RKE523-X001034010,84011,50013,570 82,31092,840248,86038,21044,510Yes
RKE523-X60894014,08718,44030,240 82,30092,840248,86038,21744,510Yes
RKE600-X44924018,43022,12026,183 150,000151,740406,45056,42065,860Yes
RKE639-X041254017,25822,49577,960 149,996143,887359,22275,52986,319Yes
RKE639-X441254017,25822,94577,960 149,996143,887359,22275,25986,319Yes
RKE700-X721024031,58531,58531,585 239,708198,506531,44862,94673,512Yes
Part Number Drive Ratio (n:1) Efficiency (%) Nominal Torque (N.m) Maximum Torque (N.m) Holding Torque (N.m) Tilting Moment (N.m) Static Radial (kN) Static Axial (kN) Dynamic Radial (kN) Dynamic Axial (kN) Self Locking
RK0435-X06-RM 85.0 40.0 10,227.2 12,335.2 15,245.6 71,318.4 338.0 904.9 159.8 183.0 YES
RK0523-X02-RM 103.0 40.0 14,742.4 15,640.0 18,455.2 111,941.6 413.0 1,106.9 170.0 198.0 YES

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