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HMK4520 - NTN

HMK4520
HMK4520
HMK4520

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

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Technical datasheet

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Specs

PRODUCT DEFINITION

Fw - Under rollers diameter 45 mm
D - External diameter 55 mm
C - Width of bearing, drawn cup or outer ring 20 mm
Product classification image

TECHNICAL CHARACTERISTICS

Lubrication hole on outer ring No
Inner ring reference IR40X45X20.5
Mass 0,083 kg
Brand NTN

PRODUCT PERFORMANCE

Cr - Dynamic load rating 33 kN
C0r - Static load rating 53 kN
Nlim - Grease lubrication limit speed 3700 tr/min
Nlim - Oil lubrication limit speed 5500 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C