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NF411
Basic parameters
Cylindrical roller bearing
Series
NF411
Model
Main Size(mm)
55
d
140
D
33
B
2.1
r smin 2
2.1
r1s min 2
Rated base load
139
Dynamic load Cr/kN
138
Static load Cor/kN
14,200
Dynamic load Cr/kgf
14,100
Static load Cor/kgf
Allowable speed(rpm)
4,300
Grease lubrication
5,000
Oil lubrication
Size(mm)
77.2
Fw maximum
117.2
Ew maximum
85.2
J minmum
Installation relationship size(mm)
66
d a minmum
66
d b minmum
76
d c maximum
79
d d minmum
87
d e minmum
129
D a maximum
129
D b maximum
119
D b minmum
2
r as maximum
2
r 1as maximum
Weight(about)kg
2.42
type NU/type N
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