Technical data

NA4922

Needle roller bearing, machined-ring, with inner ring

Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole

Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole
  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 110 mm
    D 150 mm
    C 40 mm
    F 125 mm
    rs min 1.1 mm
    s max 2 mm
    Dw 7.5 mm
    Lw 30 mm
    Lubrication hole on outer ring Oui/Yes
    k 3.5 mm
    Lubrication hole on inner ring Non/No
    Radial clearance class CN
    Precision class P0
    Mass 2.08 kg
    Brand NTN
  • Product performance

    Product performance
    Cr 131 kN
    C0r 279 kN
    Nlim (grease) 2,100 Tr/min
    Nlim (oil) 3,200 Tr/min
    Min operating temperature, Tmin -20 °C
    Max operating temperature, Tmax 120 °C
    Characteristic cage frequency, FTF 0.47 Hz
    Characteristic rolling element frequency, BSF 17.61 Hz
    Characteristic outer ring frequency, BPF0 15.09 Hz
    Characteristic inner ring frequency, BPFI 16.91 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 116.5 mm
    Da max 143.5 mm
    ras max 1 mm

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