Technical data
NA4834
Needle roller bearing, machined-ring, with inner ring
Needle roller bearing, machined-rings, with inner ring, double-side ribs
Needle roller bearing, machined-rings, with inner ring, double-side ribs
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Visual(s)
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Product definition
d 170 mm D 215 mm C 45 mm F 185 mm rs min 1.1 mm s max 1.5 mm Dw 7.5 mm Lw 36 mm Lubrication hole on outer ring Oui/Yes k 3.5 mm Lubrication hole on inner ring Non/No Radial clearance class CN Precision class P0 Mass 3.99 kg Brand NTN -
Product performance
Cr 185 kN C0r 495 kN Nlim (grease) 1,500 Tr/min Nlim (oil) 2,200 Tr/min Min operating temperature, Tmin -20 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.48 Hz Characteristic rolling element frequency, BSF 25.63 Hz Characteristic outer ring frequency, BPF0 22.1 Hz Characteristic inner ring frequency, BPFI 23.9 Hz -
Abutment dimensions
da min 176.5 mm Da max 208.5 mm ras max 1 mm
