Technical data
NA0-25X40X17
Needle roller bearing, machined-ring, separable, with inner ring
Needle roller bearing, machined-rings, separable, with inner ring
Needle roller bearing, machined-rings, separable, with inner ring
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Visual(s)
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Product definition
d 20 mm D 40 mm C 17 mm F 30 mm E 35 mm rs min 0.3 mm Dw 2.5 mm Lw 13.8 mm Lubrication hole on outer ring Non/No Lubrication hole on inner ring Non/No Radial clearance class CN Precision class P0 Mass 0.09 kg Brand NTN -
Product performance
Cr 19.4 kN C0r 32.5 kN Nlim (grease) 9,000 Tr/min Nlim (oil) 13,000 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 12.92 Hz Characteristic outer ring frequency, BPF0 11.08 Hz Characteristic inner ring frequency, BPFI 12.92 Hz -
Abutment dimensions
da min 27 mm db 34.4 mm Da max 38 mm Db 30.6 mm ras max 0.3 mm
