Technical data

89308

Complete thrust bearing

Needle roller bearing, thrust cylindrical roller bearing, 893 series

Needle roller bearing, thrust cylindrical roller bearing, 893 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 40 mm
    D 78 mm
    d1 78 mm
    D1 42 mm
    T 22 mm
    Dc1 40 mm
    Dc 78 mm
    Dw 7 mm
    Lw 7 mm
    rs min 1 mm
    Cage assembly reference K89308
    Bearing ring (inner ring) WS WS89308
    Bearing ring (outer ring) GS GS89308
    Ea 74.4 mm
    Eb 46 mm
    Mass 0.52 kg
    Cage assembly mass 0.1 kg
    Bearing ring (inner ring) WS mass 0.21 kg
    Bearing ring (outer ring) GS mass 0.21 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 85 kN
    C0a 277 kN
    Nlim (grease) 1,000 Tr/min
    Nlim (oil) 4,000 Tr/min
    Min operating temperature, Tmin -20 °C
    Max operating temperature, Tmax 120 °C
    Characteristic cage frequency, FTF 0.5 Hz
    Characteristic rolling element frequency, BSF 8.6 Hz
    Characteristic outer ring frequency, BPF0 7.5 Hz
    Characteristic inner ring frequency, BPFI 7.5 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 74 mm
    Db max 46 mm
    ras max 1 mm

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