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7E-HMK1525 - NTN

7E-HMK1525

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) 15 mm
External diameter D 22 mm
Width of bearing, drawn cup or outer ring (C) 25 mm
Lubrication hole on outer ring No
Inner ring reference No
Mass 0,027 kg
Brand NTN
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PRODUCT PERFORMANCE

Dynamic load rating (Cr) 18,5 kN
Static load rating (C0r) 25 kN
Nlim (grease) 11000 tr/min
Nlim (oil) 16000 tr/min
Min operating temperature, Tmin -20 °C
Max operating temperature, Tmax 120 °C
Characteristic cage frequency, FTF 0,429 Hz
Characteristic rolling element frequency, BSF 6,857 Hz
Characteristic outer ring frequency, BPF0 5,571 Hz
Characteristic inner ring frequency, BPFI 7,429 Hz