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7E-HMK3230 - NTN

7E-HMK3230

Needle roller bearing, drawn cup, open end, heavy load

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Technical datasheet

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Specs

PRODUCT DIMENSIONS

Under rollers diameter (Fw) 32 mm
External diameter D 42 mm
Width of bearing, drawn cup or outer ring (C) 30 mm
Lubrication hole on outer ring No
Inner ring reference No
Mass 0,092 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load rating (Cr) 41,5 kN
Static load rating (C0r) 64,5 kN
Nlim (grease) 5000 tr/min
Nlim (oil) 7500 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,444 Hz
Characteristic rolling element frequency, BSF 8,889 Hz
Characteristic outer ring frequency, BPF0 7,556 Hz
Characteristic inner ring frequency, BPFI 9,444 Hz