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Products >
Rolling
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Angular contact ball bearings
Precision double row cylindrical roller bearings
NNU 49 BK/G
Bearing number
Dimensions
£¨mm£©
Mounting dimensions
£¨mm£©
Basic load ratings
(KN)
Limiting Speed
(r/min)
Mass
(kg)
TCB
d
D
B
r
min
F
S
da min
da max
Da min
Da max
Cr
Cor
Grease
Oil
NNU 4920 BK/G
100
140
40
1.1
113
1.1
106.5
111
115
133.5
128
255
5600
6300
1.8
NNU 4921 BK/G
105
145
40
1.1
118
1.7
111.5
116
121
138.5
130
260
5300
6000
1.9
NNU 4922 BK/G
110
150
40
1.1
123
1.7
116.5
121
126
143.5
132
270
5300
6000
1.95
NNU 4924 BK/G
120
165
45
1.1
134.5
1.7
126.5
133
137
158.5
176
340
4800
5300
2.65
NNU 4926 BK/G
130
180
50
1.5
146
2.2
138
144
149
172.5
187
390
4300
4800
3.65
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