Self Aligning Ball Bearing 1209EKN9

SKU:BEA000859
Self Aligning Ball Bearing 1209EKN9
Manufacturer : SKF

Description

Technical specification

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Dimensions - 1209 EKTN9

DIMENSIONS

d  
45 mm
D  
85 mm
B  
19 mm
d1  
 57.51 mm
D1  
 72.5 mm
r1,2  
min. 1.1 mm
Tapered bore, taper 1:12
 
Abutment dimensions - 1209 EKTN9

ABUTMENT DIMENSIONS

Da  
max. 78 mm
ra  
max. 1.1 mm

CALCULATION DATA

Basic dynamic load rating C
22.9 kN
Basic static load rating C0
7.8 kN
Fatigue load limit Pu
0.4 kN
Reference speed  
17 000 r/min
Limiting speed  
11 000 r/min
Permissible angular misalignment α
2.5 °
Calculation factor kr
0.04
Calculation factor e
0.21
Calculation factor Y0
3.2
Calculation factor Y1
3
Calculation factor Y2
4.6

MASS

Mass bearing  
0.47 kg