Technical data

NA4900LL

Needle roller bearing, machined-ring, with inner ring

  • Visual(s)

    Visual(s)
  • Product definition

    Product definition
    d 10 mm
    D 22 mm
    B 14 mm
    C 13 mm
    F 14 mm
    rs min 0.3 mm
    Dw 2 mm
    Lw 7.3 mm
    Lubrication hole on outer ring Oui/Yes
    k 2.5 mm
    Lubrication hole on inner ring Oui/Yes
    Radial clearance class CN
    Precision class P0
    Mass 0.02 kg
    Brand NTN
  • Product performance

    Product performance
    Cr 7.2 kN
    C0r 8.5 kN
    Nlim (grease) 10,000 Tr/min
    Min operating temperature, Tmin -20 °C
    Max operating temperature, Tmax 100 °C
    Characteristic cage frequency, FTF 0.44 Hz
    Characteristic rolling element frequency, BSF 7.88 Hz
    Characteristic outer ring frequency, BPF0 7 Hz
    Characteristic inner ring frequency, BPFI 9 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 12 mm
    Da max 16 mm
    Db max 20 mm
    ras max 0.3 mm

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