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MR303920 - NTN

MR303920

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Technical datasheet

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Specs

PRODUCT DEFINITION

Fw - Under rollers diameter 47,625 mm
D - External diameter 61,912 mm
C - Width of bearing, drawn cup or outer ring 31,75 mm
rs - Min fillet radius 1,5 mm
Lubrication hole on outer ring Yes
k - Hole diameter 3 mm
Radial clearance class CN
Precision class P0
Mass 0,216 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Cr - Dynamic load rating 59 kN
C0r - Static load rating 105 kN
Nlim - Grease lubrication limit speed 5500 tr/min
Nlim - Oil lubrication limit speed 8500 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

Da max - Max shoulder diameter OR 55,5 mm
ras max - Max shaft & housing fillet radius 1,5 mm