MR405228

MR405228

Needle roller bearing, machined-ring, without inner ring

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Technical data MR405228

Product definition
Fw 63.5 mm
D 82.55 mm
C 44.45 mm
rs min 2 mm
Dw 6 mm
Lw 36 mm
Lubrication hole on outer ring Yes
k 3.5 mm
Radial clearance class CN
Precision class P0
Mass 0.53 kg
Brand NTN
Product performance
C0r 191 kN
Nlim (grease) 4,300 rpm
Nlim (oil) 6,500 rpm
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0.46 Hz
Characteristic rolling element frequency, BSF 11.5 Hz
Characteristic outer ring frequency, BPF0 10.51 Hz
Characteristic inner ring frequency, BPFI 12.49 Hz
Abutment dimensions
Da max 74.5 mm
ras max 2 mm
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