Products Power Transmission Products

  • Cam Clutch

BS & BS-HS Series

Exclusively used in backstop applications for conveyors

The BS-HS Series offers significantly increased maximum overrunning speed (low speed) and allowable torque


Torque Range (N·m{kgf·m})
294{30} to 980000{100000}
BS & BS-HS Series


  • The BS Series uses a cam and roller structure
  • Shuts out fine dust with its superior dust-proof construction
  • High reliability through the use of specially developed cams
  • For sizes BS30 to BS135, the Cam Clutches are prelubricated with grease, eliminating the need for lubrication
  • Low-speed overrunning type to be mounted on the end rotating shafts of conveyors and pumps
  • The BS-HS Series are high-speed models utilizing the advantage of the BS Series, with the substantially increased maximum overrunning speed and allowable torque.

BS-HS Series Features & Structure Movie

2.Structure - BS Series

BS Series Structure

Chamfer Dimension of Bore End Faces

Shaft Diameter Chamfer
Under 50 mm C1.5
50 to 125 mm C2.0
125 to 285 mm C3.0

3.Structure - BS-HS Series

The double cam cage is used in BS425HS and BS450HS.

BS-HS Series Structure

4.Model Numbering Example

BS Series

Model Numbering Example

BS-HS Series

Model Numbering Example