Technical data
8Q-NK24/20RT+1R20X24X20C3
Needle roller bearing, machined-ring, with inner ring
Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole
Needle roller bearing, machined-rings, with inner ring, double-side ribs, lubrication hole
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Visual(s)
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Product definition
d 20 mm D 32 mm C 20 mm F 24 mm rs min 0.3 mm s max 0.5 mm Dw 2.5 mm Lw 16.8 mm Lubrication hole on outer ring Oui/Yes k 2.5 mm Inner ring reference 1R20X24X20C3 Lubrication hole on inner ring Non/No Radial clearance class C3 Precision class P0 Mass 0.06 kg Brand NTN -
Product performance
Cr 18.6 kN C0r 28.8 kN Nlim (grease) 11,000 Tr/min Nlim (oil) 17,000 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 8.6 Hz Characteristic inner ring frequency, BPFI 10.4 Hz -
Abutment dimensions
da min 22 mm Da max 30 mm ras max 0.3 mm
