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HK4520D - NTN

HK4520D

Needle roller bearing, drawn cup, open end

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Technical datasheet

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Specs

PRODUCT DEFINITION

Fw - Under rollers diameter 45 mm
D - External diameter 52 mm
C - Width of bearing, drawn cup or outer ring 20 mm
Product classification image

TECHNICAL CHARACTERISTICS

Lubrication hole on outer ring Yes
k - Hole diameter 3 mm
Inner ring reference IR40X45X20.5
Mass 0,058 kg
Brand NTN

PRODUCT PERFORMANCE

Cr - Dynamic load rating 27,6 kN
C0r - Static load rating 59 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