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RA 442 Z Complete Freewheel Clutch Unit

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Part Number RA 442 Z
Series RA
Spring Type Z (Tension)
Type Complete Freewheel Clutch Unit
Sealed Yes
Integrated Ball Bearing Yes
Integrated Roller Bearing Yes
Lubrication Oil
GMN RA 400 series clutch below two drawings representing the clutch's dimensions and clamping direction.


Bore Diameter d [mm] 20
Outer Diameter D [mm] 75

Geometric Data

Outer Ring Keyway No
Inner Ring Keyway Yes
Weight [kg] 1.080
Inner Ring Keyway Width b [mm] 6
Inner Ring Keyway Depth t [mm] 2.800

Shaft & Housing Tolerances

Shaft & Housing Chamfer 1mm × 15°
Shaft Tolerance k5
Housing Tolerance N/A


Nominal Torque T [N⋅m] 208
Nominal Torque T [ft⋅lb] 153.400
Max. Indexing Frequency [Hz] 10
Max. Speed n [RPM] 1,500
Max. Dynamic Radial Load Cdyn [N] 10,247
Max. Static Radial Load Cstat [N] 10,708
Max. Temperature [°C] 110
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