Sprag Clutch, Ball Bearing Freewheel Clutch Unit FK 6304 2RS

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FK 6304 2RS
Part NumberFK 6304 2RS
TypeBall Bearing Freewheel Clutch Unit
SpringZ (Tension)
SealedYes
Lubrication1Oil or Grease
Inner Ring KeywayNo
Outer Ring KeywayNo
Integrated Ball BearingYes
Integrated Roller BearingNo

Shaft & Housing Tolerances

Shaft Tolerancen6
Housing ToleranceN7
Shaft & Housing Chamfer1mm × 15°

Geometrical Data

Bore Diameterd [mm]20
Outer DiameterD [mm]52
WidthW [mm]15
Edge Radiusr [mm]1.5
Weight [kg]0.17

Ratings

Nominal TorqueT [N*m]104
Nominal TorqueT [ft*lb]76.7
Max. Static Radial LoadCstat [N]5146
Max. Dynamic Radial LoadCdyn [N]7448
Max. Indexing Frequency [Hz]10
Max. Speed - Sealedn [RPM]2800
Max. Temp. Unsealed4 [°C]140
Max. Temp. Sealed [°C]110

Notes:

  1. Standard lubrication is oil for unsealed clutches and grease for sealed clutches. Lubrication requirements are specific for proper sprag clutch function. Please consult catalog and/or GMN USA engineers.
  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.
  3. The stated temperature rating is for an injection molded cage. The maximum temperature rating is 170°C for a steel cage.

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