Catalyst
Double-direction Thrust Angular Contact Ball Bearings
Principal dimension
Basic load ratings
Speed ratings
Designation
Other dimensions
Abutment and fillet dimensions
Weight
mm
kN
r/min
mm
mm
kg
d
D
H
r
12
Cr
Cor
Grease
Oil
Designation
Old spec
d1
D1
da
Da
ra
REF
50
80
38
19
1
0.15
234410
2268110
70
72
28
14
1
0.3
234910
64
75
115
48
24
1.1
0.3
234415
2268115
102
105
38
19
1
0.5
234915
94
80
125
54
27
1.1
0.3
234416
2268116
110
110
38
19
1
0.5
234916
99
85
130
54
27
1.1
0.3
234417
2268117
115
120
44
22
1
0.5
234917
106
90
140
60
30
1.5
0.3
234418
2268118
123
125
44
22
1
0.6
234918
111
95
145
60
30
1.5
0.3
234419
2268119
128
130
44
22
1
0.6
234919
116
100
150
60
30
1.5
1
46.4
180
2900
3800
234420
226820
133
119
142
1.5
140
48
24
1
0.6
234920
126
105
160
66
33
2
0.6
84
200
2600
3500
234421
2268121
142
125
151
2
145
48
24
1
0.6
234921
131
110
170
72
36
2
0.6
234422
2268122
150
150
48
24
1
0.6
234922
136
120
180
72
36
2
0.6
107
265
2400
3200
234424
2268124
160
142
171
2
165
54
27
1
0.6
234924
150
130
200
84
42
2
0.6
234426
2268126
177
180
60
30
1.5
1
234926
163
140
210
84
42
2.1
0.6
234428
2268128
187
190
60
30
1.5
1
234928
173
150
225
90
45
2.1
0.6
192
390
1900
2500
234430
2268130
200
178
213
2
210
72
36
2
1
116
320
1800
2400
234930
190
172
200
2
160
240
96
48
2.1
1.1
185
680
1700
2300
234432
2268132
212
190
227
2
220
72
36
2
1
234932
200
170
260
108
54
2.5
1.3
221
590
1600
2100
234434
2268134
230
206
245
2
230
72
36
2
1
234934
210
180
280
120
60
2.1
0.6
234436
2268136
248
250
84
42
2
1
234936
227
190
290
120
60
2.1
0.6
234438
2268138
258
260
84
42
2
1
234938
237
200
310
132
66
2.1
0.6
234440
2268140
274
280
96
48
2
1
234940
252
220
340
144
72
3
1
234444
2268144
304
300
96
48
2
1
234944
272
240
360
144
72
3
1
234448
2268148
322
320
96
48
2
1
234948
292
280
420
164
82
3
1.5
234456
2268156
374
380
120
60
2
1
234956
348
300
460
190
95
3
1.5
234460
2268160
406
420
144
72
3
1
234960
384