Technical data

81214L1

Complete thrust bearing

Needle roller bearing, thrust cylindrical roller bearing, 812 series

Needle roller bearing, thrust cylindrical roller bearing, 812 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 70 mm
    D 105 mm
    d1 105 mm
    D1 72 mm
    T 27 mm
    Dc1 70 mm
    Dc 105 mm
    Dw 11 mm
    Lw 11 mm
    rs min 1 mm
    Cage assembly reference K81214L1
    Bearing ring (inner ring) WS WS81214
    Bearing ring (outer ring) GS GS81214
    Ea 98.4 mm
    Eb 75 mm
    Mass 0.82 kg
    Cage assembly mass 0.23 kg
    Bearing ring (inner ring) WS mass 0.28 kg
    Bearing ring (outer ring) GS mass 0.3 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 134 kN
    C0a 410 kN
    Nlim (grease) 730 Tr/min
    Nlim (oil) 2,900 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 7.88 Hz
    Characteristic outer ring frequency, BPF0 8.5 Hz
    Characteristic inner ring frequency, BPFI 8.5 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 98 mm
    Db max 76 mm
    ras max 1 mm

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