Technical data

K81211T2

Thrust cylindrical roller bearing cages

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K812 series

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K812 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    Dc1 55 mm
    Dc 90 mm
    Dw 11 mm
    Lw 11 mm
    Bearing ring (inner ring) WS WS81211
    Bearing ring (outer ring) GS GS81211
    Ea 83.4 mm
    Eb 60.1 mm
    Cage assembly mass 0.19 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 121 kN
    C0a 340 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 6.52 Hz
    Characteristic outer ring frequency, BPF0 7 Hz
    Characteristic inner ring frequency, BPFI 7 Hz

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