Technical data
BK1522ZWD
Drawn cup needle roller bearings, closed end

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Visual(s)
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Product definition
Fw 15 mm D 21 mm C 22 mm C1 2.7 mm Dw 2 mm Lw 7.3 mm Lubrication hole on outer ring Oui/Yes k 2.5 mm Inner ring reference IR12X15X22.5 Mass 0.02 kg -
Product performance
Cr 12.9 kN C0r 18.2 kN Nlim (grease) 11,000 Tr/min Nlim (oil) 16,000 Tr/min Min operating temperature, Tmin -20 °C Max operating temperature, Tmax 120 °C Characteristic cage frequency, FTF 0.44 Hz Characteristic rolling element frequency, BSF 8.38 Hz Characteristic outer ring frequency, BPF0 7.5 Hz Characteristic inner ring frequency, BPFI 9.5 Hz