NTN

Needle roller bearings HMK4520

Bearing NTN HMK4520, Ø45×55×20 mm. Request a quote — worldwide shipping.

Code: HMK4520
Type Needle roller bearings
Dimensions Ø 45 × 55 × 20 mm
d45Bore Ø (mm)
×
D55Outer Ø (mm)
×
B20Width (mm)
All bearings 45×55×20 mm Compare all brands with this size
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In stock

Technical specifications

BrandNTN
Fw - Under rollers diameter45 mm
D - External diameter55 mm
C - Width of bearing, drawn cup or outer ring20 mm
Lubrication hole on outer ringNon/No
Inner ring referenceIR40X45X20.5
Mass0,083 kg
Cr - Dynamic load rating33000000 mN
C0r - Static load rating53000000 mN
N lim - Grease lubrication limit speed22200 °/s
N lim - Oil lubrication limit speed33000 °/s
Tmin - Min operating temperature253,15 °K
Tmax - Max operating temperature393,15 °K
NTN HMK4520