Technical data

81210T2

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 50 mm
    D 78 mm
    d1 78 mm
    D1 52 mm
    T 22 mm
    Dc1 50 mm
    Dc 78 mm
    Dw 9 mm
    Lw 9 mm
    rs min 1 mm
    Cage assembly reference K81210T2
    Bearing ring (inner ring) WS WS81210
    Bearing ring (outer ring) GS GS81210
    Ea 73.1 mm
    Eb 53.7 mm
    Mass 0.38 kg
    Cage assembly mass 0.1 kg
    Bearing ring (inner ring) WS mass 0.14 kg
    Bearing ring (outer ring) GS mass 0.14 kg
    Brand NTN
  • Product performance

    Product performance
    Ca 85 kN
    C0a 238 kN
    Nlim (grease) 950 Tr/min
    Nlim (oil) 3,800 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 7.04 Hz
    Characteristic outer ring frequency, BPF0 7.5 Hz
    Characteristic inner ring frequency, BPFI 7.5 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 73 mm
    Db max 54 mm
    ras max 1 mm

Last product search