Technical data

81215T2

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 75 mm
    D 110 mm
    d1 110 mm
    D1 77 mm
    T 27 mm
    Dc1 75 mm
    Dc 110 mm
    Dw 11 mm
    Lw 11 mm
    rs min 1 mm
    Cage assembly reference K81215T2
    Bearing ring (inner ring) WS WS81215
    Bearing ring (outer ring) GS GS81215
    Ea 103.7 mm
    Eb 80.1 mm
    Mass 0.86 kg
    Cage assembly mass 0.24 kg
    Bearing ring (inner ring) WS mass 0.31 kg
    Bearing ring (outer ring) GS mass 0.31 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 138 kN
    C0a 435 kN
    Nlim (grease) 650 Tr/min
    Nlim (oil) 2,600 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 8.36 Hz
    Characteristic outer ring frequency, BPF0 9 Hz
    Characteristic inner ring frequency, BPFI 9 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 103 mm
    Db max 81 mm
    ras max 1 mm

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