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TransDrive RM Rigid Coupling

The RM rigid coupling consists of two cast iron taper lock halves, a male & female flange, fully machined.

TransDrive RM rigid coupling

The RM rigid coupling consists of two cast iron taper lock halves, a male & female flange, fully machined. The male hubs are available with taper lock entry from the Hub side H or the Flange side F. The female hub is available only from the Flange side F. This allows two alternative coupling assemblies as drawn below. For vertical applications use FF assembly only.

We can sell you a variety of couplings that will do this job for shafts as low as 6mm and up to 300mm or larger on request.

Selection Procedure 

  1. Select a size of rigid coupling to fit the larger of the driving or driven shafts.
  2. For severe applications, select the next size up rigid coupling.

Note: HF or FF assemblies can be used on horizontal shafts, only FF assemblies are to be used on vertical shafts.

Part No.Max BoreMax Torque (Nm)Normal Maximum Speed (RPM)
RM1232.01304000
RM1642.02204000
RM2560.02203800
RM3075.010003150
RM3590.014002800
RM40100.027002250
RM45110.032002100
RM50125040002000
Coupling Bush Max. Bore Metric Inch A C D E F nom G nom H+ J* L Kg
RM121210321 1/411835832676102738573.5
RM161615421 5/812743803889105738834.5
RM252517652 1/217851123451271497489711
RM303030753216651467615218175416923
RM353535903 1/2248751788917821376718538
RM40404010042987621010221625777921064
RM4545451104 1/23308623011424128678923588
RM505050125536292266127267314792260155
TransDrive RM Rigid Coupling size chart.

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