Technical datasheet

81112T2

Complete thrust bearing

Needle roller bearing, thrust cylindrical roller bearing, 811 series

Needle roller bearing, thrust cylindrical roller bearing, 811 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 60 mm
    D 85 mm
    d1 85 mm
    D1 62 mm
    T 17 mm
    Dc1 60 mm
    Dc 85 mm
    Dw 7.5 mm
    Lw 7.5 mm
    rs min 1 mm
    Cage assembly reference K81112T2
    Bearing ring (inner ring) WS WS81112
    Bearing ring (outer ring) GS GS81112
    Ea 80.1 mm
    Eb 63.7 mm
    Mass 0.28 kg
    Cage assembly mass 0.08 kg
    Bearing ring (inner ring) WS mass 0.1 kg
    Bearing ring (outer ring) GS mass 0.1 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 69 kN
    C0a 215 kN
    Nlim (grease) 830 Tr/min
    Nlim (oil) 3,300 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 9.59 Hz
    Characteristic outer ring frequency, BPF0 10 Hz
    Characteristic inner ring frequency, BPFI 10 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 80 mm
    Db max 65 mm
    ras max 1 mm

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