Technical data
NA6907R
Needle roller bearing, machined-ring, with inner ring
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Visual(s)
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Product definition
d 35 mm D 55 mm C 36 mm F 42 mm rs min 0.6 mm s max 0.5 mm Dw 4 mm Lw 13.8 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 0.31 kg Brand NTN -
Product performance
Cr 49 kN C0r 86.5 kN Nlim (grease) 6,500 Tr/min Nlim (oil) 9,500 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 11.41 Hz Characteristic outer ring frequency, BPF0 10.04 Hz Characteristic inner ring frequency, BPFI 11.96 Hz -
Abutment dimensions
da min 39 mm Da max 51 mm ras max 0.6 mm
