Technical datasheet

K81109T2

Thrust cylindrical roller bearing cages

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K811 series

Needle roller bearing, thrust cylindrical roller bearing, cage assembly, K811 series
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    Dc1 45 mm
    Dc 65 mm
    Dw 6 mm
    Lw 6 mm
    Bearing ring (inner ring) WS WS81109
    Bearing ring (outer ring) GS GS81109
    Ea 61.6 mm
    Eb 48.4 mm
    Cage assembly mass 0.04 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 45.5 kN
    C0a 135 kN
    Nlim (grease) 1,100 Tr/min
    Nlim (oil) 4,400 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 9.17 Hz
    Characteristic outer ring frequency, BPF0 9.5 Hz
    Characteristic inner ring frequency, BPFI 9.5 Hz

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