Designations :NU 2209 ECP
Principal dimensions(mm)
d :45
D :85
B :23
Basic load ratings(KN)
Cr :85
Cor :81.5
Fatigue load limit(r/min)
Pu :10.6
Speed ratings(r/min)
Reference speed :9 000
Limiting speed :9 500
Dimensions(mm)
d1≈ :–
D1≈ :72.4
F E :54.5
r1,2 :1.1
r3,4 :1.1
s :1.7
Abutment and fillet dimensions(mm)
da
min :52
da
max :53
db,Da
min :56
Da
max :77.6
ra
max :1
rb
max :1
Calculation factor
kr :0.2
Angle ring Designation :–
Mass(kg) :–
Dimensions(mm)
B1 :–
B2 :–
Weight(kg) :0.52
