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SKF 1204 ETN9 Self-aligning ball bearing

Technical specification

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Dimensions - 1204 ETN9

DIMENSIONS

d
20 mm
D
47 mm
B
14 mm
d1
≈ 28.88 mm
D1
≈ 40 mm
r1,2
min. 1 mm
Abutment dimensions - 1204 ETN9

ABUTMENT DIMENSIONS

da
min. 25.6 mm
Da
max. 41.4 mm
ra
max. 1 mm

CALCULATION DATA

Basic dynamic load rating C
12.7 kN
Basic static load rating C0
3.4 kN
Fatigue load limit Pu
0.176 kN
Reference speed
32 000 r/min
Limiting speed
20 000 r/min
Permissible angular misalignment α
2.5 °
Calculation factor kr
0.04
Calculation factor e
0.3
Calculation factor Y0
2.2
Calculation factor Y1
2.1
Calculation factor Y2
3.3

MASS

Mass bearing
0.12 kg