Sprag Clutch, Roller Bearing RL 438 - 4 | GMN Bearing USA

Sprag Clutch, Roller Bearing RL 438 - 4

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RL 438 - 4
Part NumberRL 438 - 4
TypeRoller Bearing

Shaft & Housing Tolerances

Shaft Toleranceh5
Housing ToleranceH6
Shaft & Housing HardnessHRC 60+4, Ehd1 ≥ 1.3 mm
Shaft & Housing SurfaceRz ≤ 2.5 µm
Shaft & Housing Chamfer1mm × 15°

Geometrical Data

Bore Diameterd [mm]30
Inner Diameterd [mm]30
Outer DiameterD [mm]38
Mounting WidthW [mm]6


Max. Static Radial LoadCstat [N]8696
Max. Dynamic Radial LoadCdyn [N]8962
Max. Speed - Greasen [RPM]10000
Max. Speed - Oiln [RPM]13000
Max. Operating Temperature [°C]170


  1. Effective hardness depth, equivalent to case hardness depth (CHD).
  2. The stated speed and torque ratings are contingent on utilizing specified tolerances, correct installation techniques, and operating temperature and load conditions below the specified maximums. If specific applications differ, please consult GMN USA engineers.

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