Spherical roller bearings - 21311 EK

21311 EKSKF Explorer Dimensions
d 55mm
D 120mm
B 29mm
d272.7mm
D196.2mm
b 6mm
K 3mm
r1,2min.2mm
Tapered bore, taper 1:12 Abutment dimensions
damin.62.2mm
damax.72mm
Damax.109mm
ramax.2mm
Calculation data
Basic dynamic load ratingC 159kN
Basic static load ratingC0 163kN
Fatigue load limitPu 18kN
Reference speed  5600r/min
Limiting speed  7500r/min
Calculation factore 0.24 
Calculation factorY1 2.8 
Calculation factorY2 4.2 
Calculation factorY0 2.8 
Mass
Mass  1.7kg
Mounting information
Recommended lock nut tightening angleα 115°
Please send Email to us Email:tyler@mobearing.com
Please send Email to us Email:tyler@mobearing.com
Please send Email to us Email:tyler@mobearing.com