Technical data
NA6908RC3
Needle roller bearing, machined-ring, with inner ring
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Visual(s)
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Product definition
d 40 mm D 62 mm C 40 mm F 48 mm rs min 0.6 mm s max 0.5 mm Dw 5 mm Lw 14.8 mm Lubrication hole on outer ring Oui/Yes k 2.5 mm Lubrication hole on inner ring Non/No Radial clearance class C3 Precision class P0 Mass 0.43 kg Brand NTN -
Product performance
Cr 67 kN C0r 116 kN Nlim (grease) 5,500 Tr/min Nlim (oil) 8,500 Tr/min Min operating temperature, Tmin -20 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.45 Hz Characteristic rolling element frequency, BSF 10.51 Hz Characteristic outer ring frequency, BPF0 9.96 Hz Characteristic inner ring frequency, BPFI 12.04 Hz -
Abutment dimensions
da min 44 mm Da max 58 mm ras max 0.6 mm
