Technical data
NK38/30R
Needle roller bearing, machined-ring, without inner ring
Needle roller bearing, machined-ring, without inner ring, double-side ribs, lubrication hole
Needle roller bearing, machined-ring, without inner ring, double-side ribs, lubrication hole
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Visual(s)
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Product definition
Fw 38 mm D 48 mm C 30 mm rs min 0.3 mm Dw 3 mm Lw 25.4 mm Lubrication hole on outer ring Oui/Yes k 3 mm Radial clearance class CN Precision class P0 Mass 0.11 kg Brand NTN -
Product performance
Cr 37.5 kN C0r 73 kN Nlim (grease) 7,500 Tr/min Nlim (oil) 11,000 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 13.59 Hz Characteristic outer ring frequency, BPF0 11.58 Hz Characteristic inner ring frequency, BPFI 13.42 Hz -
Abutment dimensions
Da max 46 mm ras max 0.3 mm
