Technical data

NA49/32R

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 32 mm
    D 52 mm
    C 20 mm
    F 40 mm
    rs min 0.6 mm
    s max 0.8 mm
    Dw 4 mm
    Lw 15.8 mm
    Lubrication hole on outer ring Oui/Yes
    k 2.5 mm
    Lubrication hole on inner ring Non/No
    Radial clearance class CN
    Precision class P0
    Mass 0.16 kg
    Brand NTN
  • Product performance

    Product performance
    Cr 31.5 kN
    C0r 47.5 kN
    Nlim (grease) 6,500 Tr/min
    Nlim (oil) 10,000 Tr/min
    Min operating temperature, Tmin -20 °C
    Max operating temperature, Tmax 120 °C
    Characteristic cage frequency, FTF 0.46 Hz
    Characteristic rolling element frequency, BSF 10.91 Hz
    Characteristic outer ring frequency, BPF0 9.54 Hz
    Characteristic inner ring frequency, BPFI 11.46 Hz
  • Abutment dimensions

    Abutment dimensions
    da min 36 mm
    Da max 48 mm
    ras max 0.6 mm

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