R-Series Inch Deep Groove Ball Bearings (Open, ZZ, 2RS)
Miniature Bearings
Series reference photograph (not an individual specification match)Series reference photograph (not an individual specification match)Series reference photograph (not an individual specification match)
More series photographs (4)
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Models and specifications
79 catalog records. Dimensions in mm.
Model
Bore / shaft diameter
Outside diameter
Width / length
Specifications
R09Deep Groove Ball Bearings / R Inch Series
1.016
3.175
1.191
View specifications
Model
R09
Seal type
Open
Bore (d)
1.016
Outside diameter (D)
3.175
Width (B)
1.191
Basic dynamic load rating Cr (N)
20
Basic static load rating Cor (N)
5
R0Deep Groove Ball Bearings / R Inch Series
1.191
3.967
1.588
View specifications
Model
R0
Seal type
Open
Bore (d)
1.191
Outside diameter (D)
3.967
Width (B)
1.588
Basic dynamic load rating Cr (N)
21
Basic static load rating Cor (N)
6
R0ZZDeep Groove Ball Bearings / R Inch Series
1.191
3.967
2.38
View specifications
Model
R0ZZ
Seal type
Metal shields
Bore (d)
1.191
Outside diameter (D)
3.967
Width (B)
2.38
Basic dynamic load rating Cr (N)
21
Basic static load rating Cor (N)
6
R1Deep Groove Ball Bearings / R Inch Series
1.397
4.763
1.984
View specifications
Model
R1
Seal type
Open
Bore (d)
1.397
Outside diameter (D)
4.763
Width (B)
1.984
Basic dynamic load rating Cr (N)
44
Basic static load rating Cor (N)
12
R1ZZDeep Groove Ball Bearings / R Inch Series
1.397
4.763
2.779
View specifications
Model
R1ZZ
Seal type
Metal shields
Bore (d)
1.397
Outside diameter (D)
4.763
Width (B)
2.779
Basic dynamic load rating Cr (N)
44
Basic static load rating Cor (N)
12
R1-4Deep Groove Ball Bearings / R Inch Series
1.984
6.35
2.38
View specifications
Model
R1-4
Seal type
Open
Bore (d)
1.984
Outside diameter (D)
6.35
Width (B)
2.38
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
R1-4-2RSDeep Groove Ball Bearings / R Inch Series
1.984
6.35
3.571
View specifications
Model
R1-4-2RS
Seal type
Rubber seals
Bore (d)
1.984
Outside diameter (D)
6.35
Width (B)
3.571
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
R1-4ZZDeep Groove Ball Bearings / R Inch Series
1.984
6.35
3.571
View specifications
Model
R1-4ZZ
Seal type
Metal shields
Bore (d)
1.984
Outside diameter (D)
6.35
Width (B)
3.571
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
R1-5Deep Groove Ball Bearings / R Inch Series
2.38
7.938
2.779
View specifications
Model
R1-5
Seal type
Open
Bore (d)
2.38
Outside diameter (D)
7.938
Width (B)
2.779
Basic dynamic load rating Cr (N)
106
Basic static load rating Cor (N)
32
R1-5-2RSDeep Groove Ball Bearings / R Inch Series
2.38
7.938
3.571
View specifications
Model
R1-5-2RS
Seal type
Rubber seals
Bore (d)
2.38
Outside diameter (D)
7.938
Width (B)
3.571
Basic dynamic load rating Cr (N)
106
Basic static load rating Cor (N)
32
R1-5ZZDeep Groove Ball Bearings / R Inch Series
2.38
7.938
3.571
View specifications
Model
R1-5ZZ
Seal type
Metal shields
Bore (d)
2.38
Outside diameter (D)
7.938
Width (B)
3.571
Basic dynamic load rating Cr (N)
106
Basic static load rating Cor (N)
32
R133Deep Groove Ball Bearings / R Inch Series
2.38
4.763
1.588
View specifications
Model
R133
Seal type
Open
Bore (d)
2.38
Outside diameter (D)
4.763
Width (B)
1.588
Basic dynamic load rating Cr (N)
36
Basic static load rating Cor (N)
11
R133ZZDeep Groove Ball Bearings / R Inch Series
2.38
4.763
2.38
View specifications
Model
R133ZZ
Seal type
Metal shields
Bore (d)
2.38
Outside diameter (D)
4.763
Width (B)
2.38
Basic dynamic load rating Cr (N)
36
Basic static load rating Cor (N)
11
R144Deep Groove Ball Bearings / R Inch Series
3.175
6.35
2.38
View specifications
Model
R144
Seal type
Open
Bore (d)
3.175
Outside diameter (D)
6.35
Width (B)
2.38
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
Model-family reference photographs (1)
R144 model family · Style reference (not an individual specification match)
R144-2RSDeep Groove Ball Bearings / R Inch Series
3.175
6.35
2.779
View specifications
Model
R144-2RS
Seal type
Rubber seals
Bore (d)
3.175
Outside diameter (D)
6.35
Width (B)
2.779
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
Model-family reference photographs (1)
R144 model family · Style reference (not an individual specification match)
R144ZZDeep Groove Ball Bearings / R Inch Series
3.175
6.35
2.779
View specifications
Model
R144ZZ
Seal type
Metal shields
Bore (d)
3.175
Outside diameter (D)
6.35
Width (B)
2.779
Basic dynamic load rating Cr (N)
54
Basic static load rating Cor (N)
17
Model-family reference photographs (1)
R144 model family · Style reference (not an individual specification match)
R2Deep Groove Ball Bearings / R Inch Series
3.175
9.525
3.967
View specifications
Model
R2
d Bore (mm)
3.175
D Outside diameter (mm)
9.525
B Width (mm)
3.967
Cr Load (N)
628
C0r Load (N)
216
Oil lubrication (rpm)
67,000
Grease lubrication (rpm)
56,000
Weight (g)
1.37
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
Model-family reference photographs (1)
R2 model family · Style reference (not an individual specification match)
R2-2RSDeep Groove Ball Bearings / R Inch Series
3.175
9.525
3.967
View specifications
Model
R2-2RS
Seal type
Rubber seals
Bore (d)
3.175
Outside diameter (D)
9.525
Width (B)
3.967
Basic dynamic load rating Cr (N)
121
Basic static load rating Cor (N)
39
Model-family reference photographs (1)
R2 model family · Style reference (not an individual specification match)
R2ZZDeep Groove Ball Bearings / R Inch Series
3.175
9.525
3.967
View specifications
Model
R2ZZ
Seal type
Metal shields
Bore (d)
3.175
Outside diameter (D)
9.525
Width (B)
3.967
Basic dynamic load rating Cr (N)
121
Basic static load rating Cor (N)
39
Product photographs (1)
R2ZZ · Product photograph
R2-5Deep Groove Ball Bearings / R Inch Series
3.175
7.938
2.779
View specifications
Model
R2-5
Seal type
Open
Bore (d)
3.175
Outside diameter (D)
7.938
Width (B)
2.779
Basic dynamic load rating Cr (N)
107
Basic static load rating Cor (N)
32
R2-5-2RSDeep Groove Ball Bearings / R Inch Series
3.175
7.938
3.571
View specifications
Model
R2-5-2RS
Seal type
Rubber seals
Bore (d)
3.175
Outside diameter (D)
7.938
Width (B)
3.571
Basic dynamic load rating Cr (N)
107
Basic static load rating Cor (N)
32
R2-5ZZDeep Groove Ball Bearings / R Inch Series
3.175
7.938
3.571
View specifications
Model
R2-5ZZ
Seal type
Metal shields
Bore (d)
3.175
Outside diameter (D)
7.938
Width (B)
3.571
Basic dynamic load rating Cr (N)
107
Basic static load rating Cor (N)
32
R2-6Deep Groove Ball Bearings / R Inch Series
3.175
9.525
2.779
View specifications
Model
R2-6
Seal type
Open
Bore (d)
3.175
Outside diameter (D)
9.525
Width (B)
2.779
Basic dynamic load rating Cr (N)
122
Basic static load rating Cor (N)
41
R2-6-2RSDeep Groove Ball Bearings / R Inch Series
3.175
9.525
3.571
View specifications
Model
R2-6-2RS
Seal type
Rubber seals
Bore (d)
3.175
Outside diameter (D)
9.525
Width (B)
3.571
Basic dynamic load rating Cr (N)
122
Basic static load rating Cor (N)
41
R2-6ZZDeep Groove Ball Bearings / R Inch Series
3.175
9.525
3.571
View specifications
Model
R2-6ZZ
Seal type
Metal shields
Bore (d)
3.175
Outside diameter (D)
9.525
Width (B)
3.571
Basic dynamic load rating Cr (N)
122
Basic static load rating Cor (N)
41
R2ADeep Groove Ball Bearings / R Inch Series
3.175
12.7
4.366
View specifications
Model
R2A
d Bore (mm)
3.175
D Outside diameter (mm)
12.7
B Width (mm)
4.366
Cr Load (N)
638
C0r Load (N)
226
Oil lubrication (rpm)
63,000
Grease lubrication (rpm)
53,000
Weight (g)
3.3
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
R2AZZDeep Groove Ball Bearings / R Inch Series
3.175
12.7
4.366
View specifications
Model
R2AZZ
Seal type
Metal shields
Bore (d)
3.175
Outside diameter (D)
12.7
Width (B)
4.366
Basic dynamic load rating Cr (N)
122
Basic static load rating Cor (N)
41
R155Deep Groove Ball Bearings / R Inch Series
3.967
7.938
2.779
View specifications
Model
R155
Seal type
Open
Bore (d)
3.967
Outside diameter (D)
7.938
Width (B)
2.779
Basic dynamic load rating Cr (N)
69
Basic static load rating Cor (N)
27
R155ZZDeep Groove Ball Bearings / R Inch Series
3.967
7.938
3.175
View specifications
Model
R155ZZ
Seal type
Metal shields
Bore (d)
3.967
Outside diameter (D)
7.938
Width (B)
3.175
Basic dynamic load rating Cr (N)
69
Basic static load rating Cor (N)
27
R156Deep Groove Ball Bearings / R Inch Series
4.763
7.938
2.779
View specifications
Model
R156
Seal type
Open
Bore (d)
4.763
Outside diameter (D)
7.938
Width (B)
2.779
Basic dynamic load rating Cr (N)
69
Basic static load rating Cor (N)
27
R156-2RSDeep Groove Ball Bearings / R Inch Series
4.763
7.938
3.175
View specifications
Model
R156-2RS
Seal type
Rubber seals
Bore (d)
4.763
Outside diameter (D)
7.938
Width (B)
3.175
Basic dynamic load rating Cr (N)
69
Basic static load rating Cor (N)
27
R156ZZDeep Groove Ball Bearings / R Inch Series
4.763
7.938
3.175
View specifications
Model
R156ZZ
Seal type
Metal shields
Bore (d)
4.763
Outside diameter (D)
7.938
Width (B)
3.175
Basic dynamic load rating Cr (N)
69
Basic static load rating Cor (N)
27
R166Deep Groove Ball Bearings / R Inch Series
4.763
9.525
3.175
View specifications
Model
R166
Seal type
Open
Bore (d)
4.763
Outside diameter (D)
9.525
Width (B)
3.175
Basic dynamic load rating Cr (N)
136
Basic static load rating Cor (N)
49
R166-2RSDeep Groove Ball Bearings / R Inch Series
4.763
9.525
3.175
View specifications
Model
R166-2RS
Seal type
Rubber seals
Bore (d)
4.763
Outside diameter (D)
9.525
Width (B)
3.175
Basic dynamic load rating Cr (N)
136
Basic static load rating Cor (N)
49
R166ZZDeep Groove Ball Bearings / R Inch Series
4.763
9.525
3.175
View specifications
Model
R166ZZ
Seal type
Metal shields
Bore (d)
4.763
Outside diameter (D)
9.525
Width (B)
3.175
Basic dynamic load rating Cr (N)
136
Basic static load rating Cor (N)
49
R3Deep Groove Ball Bearings / R Inch Series
4.763
12.7
3.967
View specifications
Model
R3
Seal type
Open
Bore (d)
4.763
Outside diameter (D)
12.7
Width (B)
3.967
Basic dynamic load rating Cr (N)
249
Basic static load rating Cor (N)
88
Model-family reference photographs (1)
R3 model family · Style reference (not an individual specification match)
R3-2RSDeep Groove Ball Bearings / R Inch Series
4.763
12.7
4.978
View specifications
Model
R3-2RS
Seal type
Rubber seals
Bore (d)
4.763
Outside diameter (D)
12.7
Width (B)
4.978
Basic dynamic load rating Cr (N)
249
Basic static load rating Cor (N)
88
Model-family reference photographs (1)
R3 model family · Style reference (not an individual specification match)
R3ZZDeep Groove Ball Bearings / R Inch Series
4.763
12.7
4.978
View specifications
Model
R3ZZ
Seal type
Metal shields
Bore (d)
4.763
Outside diameter (D)
12.7
Width (B)
4.978
Basic dynamic load rating Cr (N)
249
Basic static load rating Cor (N)
88
Model-family reference photographs (1)
R3 model family · Style reference (not an individual specification match)
R3A-2RSDeep Groove Ball Bearings / R Inch Series
4.763
15.875
4.978
View specifications
Model
R3A-2RS
Seal type
Rubber seals
Bore (d)
4.763
Outside diameter (D)
15.875
Width (B)
4.978
Basic dynamic load rating Cr (N)
283
Basic static load rating Cor (N)
112
R3AZZDeep Groove Ball Bearings / R Inch Series
4.763
15.875
4.978
View specifications
Model
R3AZZ
Seal type
Metal shields
Bore (d)
4.763
Outside diameter (D)
15.875
Width (B)
4.978
Basic dynamic load rating Cr (N)
283
Basic static load rating Cor (N)
112
R168Deep Groove Ball Bearings / R Inch Series
6.35
9.525
3.175
View specifications
Model
R168
d Bore (mm)
6.35
D Outside diameter (mm)
9.525
B Width (mm)
3.175
Cr Load (N)
373
C0r Load (N)
177
Oil lubrication (rpm)
56,000
Grease lubrication (rpm)
48,000
Weight (g)
0.6
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
Model-family reference photographs (1)
R168 model family · Style reference (not an individual specification match)
R168-2RSDeep Groove Ball Bearings / R Inch Series
6.35
9.525
3.175
View specifications
Model
R168-2RS
Seal type
Rubber seals
Bore (d)
6.35
Outside diameter (D)
9.525
Width (B)
3.175
Basic dynamic load rating Cr (N)
71
Basic static load rating Cor (N)
31
Model-family reference photographs (1)
R168 model family · Style reference (not an individual specification match)
R168ZZDeep Groove Ball Bearings / R Inch Series
6.35
9.525
3.175
View specifications
Model
R168ZZ
Seal type
Metal shields
Bore (d)
6.35
Outside diameter (D)
9.525
Width (B)
3.175
Basic dynamic load rating Cr (N)
71
Basic static load rating Cor (N)
31
Product photographs (1)
R168ZZ · Product photograph
R188Deep Groove Ball Bearings / R Inch Series
6.35
12.7
3.175
View specifications
Model
R188
d Bore (mm)
6.35
D Outside diameter (mm)
12.7
B Width (mm)
3.175
Cr Load (N)
1,079
C0r Load (N)
441
Oil lubrication (rpm)
50,000
Grease lubrication (rpm)
40,000
Weight (g)
2.32
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
Model-family reference photographs (3)
R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)
R188-2RSDeep Groove Ball Bearings / R Inch Series
6.35
12.7
4.763
View specifications
Model
R188-2RS
Seal type
Rubber seals
Bore (d)
6.35
Outside diameter (D)
12.7
Width (B)
4.763
Basic dynamic load rating Cr (N)
207
Basic static load rating Cor (N)
80
Model-family reference photographs (3)
R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)
R188ZZDeep Groove Ball Bearings / R Inch Series
6.35
12.7
4.763
View specifications
Model
R188ZZ
Seal type
Metal shields
Bore (d)
6.35
Outside diameter (D)
12.7
Width (B)
4.763
Basic dynamic load rating Cr (N)
207
Basic static load rating Cor (N)
80
Model-family reference photographs (3)
R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)R188 model family · Style reference (not an individual specification match)
R4Deep Groove Ball Bearings / R Inch Series
6.35
15.875
4.978
View specifications
Model
R4
d Bore (mm)
6.35
D Outside diameter (mm)
15.875
B Width (mm)
4.978
Cr Load (N)
1,481
C0r Load (N)
618
Oil lubrication (rpm)
45,000
Grease lubrication (rpm)
38,000
Weight (g)
4.54
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
R4-2RSDeep Groove Ball Bearings / R Inch Series
6.35
15.875
4.978
View specifications
Model
R4-2RS
Seal type
Rubber seals
Bore (d)
6.35
Outside diameter (D)
15.875
Width (B)
4.978
Basic dynamic load rating Cr (N)
283
Basic static load rating Cor (N)
112
R4ZZDeep Groove Ball Bearings / R Inch Series
6.35
15.875
4.978
View specifications
Model
R4ZZ
Seal type
Metal shields
Bore (d)
6.35
Outside diameter (D)
15.875
Width (B)
4.978
Basic dynamic load rating Cr (N)
283
Basic static load rating Cor (N)
112
R4ADeep Groove Ball Bearings / R Inch Series
6.35
19.05
5.558
View specifications
Model
R4A
Seal type
Open
Bore (d)
6.35
Outside diameter (D)
19.05
Width (B)
5.558
Basic dynamic load rating Cr (N)
446
Basic static load rating Cor (N)
161
R4A-2RSDeep Groove Ball Bearings / R Inch Series
6.35
19.05
5.558
View specifications
Model
R4A-2RS
Seal type
Rubber seals
Bore (d)
6.35
Outside diameter (D)
19.05
Width (B)
5.558
Basic dynamic load rating Cr (N)
446
Basic static load rating Cor (N)
161
R4AZZDeep Groove Ball Bearings / R Inch Series
6.35
19.05
7.142
View specifications
Model
R4AZZ
Seal type
Metal shields
Bore (d)
6.35
Outside diameter (D)
19.05
Width (B)
7.142
Basic dynamic load rating Cr (N)
446
Basic static load rating Cor (N)
161
R1810Deep Groove Ball Bearings / R Inch Series
7.938
12.7
3.967
View specifications
Model
R1810
d Bore (mm)
7.938
D Outside diameter (mm)
12.7
B Width (mm)
3.967
Cr Load (N)
540
C0r Load (N)
275
Oil lubrication (rpm)
48,000
Grease lubrication (rpm)
40,000
Weight (g)
1.57
Catalog source
Bearing model table, PDF page 14, printed page 10
Seal type
Open
R1810-2RSDeep Groove Ball Bearings / R Inch Series
7.938
12.7
3.967
View specifications
Model
R1810-2RS
Seal type
Rubber seals
Bore (d)
7.938
Outside diameter (D)
12.7
Width (B)
3.967
Basic dynamic load rating Cr (N)
104
Basic static load rating Cor (N)
50
R1810ZZDeep Groove Ball Bearings / R Inch Series
7.938
12.7
3.967
View specifications
Model
R1810ZZ
Seal type
Metal shields
Bore (d)
7.938
Outside diameter (D)
12.7
Width (B)
3.967
Basic dynamic load rating Cr (N)
104
Basic static load rating Cor (N)
50
R6Deep Groove Ball Bearings / R Inch Series
9.525
22.225
5.558
View specifications
Model
R6
Seal type
Open
Bore (d)
9.525
Outside diameter (D)
22.225
Width (B)
5.558
Basic dynamic load rating Cr (N)
637
Basic static load rating Cor (N)
256
R6-2RSDeep Groove Ball Bearings / R Inch Series
9.525
22.225
7.142
View specifications
Model
R6-2RS
Seal type
Rubber seals
Bore (d)
9.525
Outside diameter (D)
22.225
Width (B)
7.142
Basic dynamic load rating Cr (N)
637
Basic static load rating Cor (N)
256
R6ZZDeep Groove Ball Bearings / R Inch Series
9.525
22.225
7.142
View specifications
Model
R6ZZ
Seal type
Metal shields
Bore (d)
9.525
Outside diameter (D)
22.225
Width (B)
7.142
Basic dynamic load rating Cr (N)
637
Basic static load rating Cor (N)
256
R10Deep Groove Ball Bearings / R Inch Series
15.875
34.925
8.731
View specifications
Model
R10
d Bore (mm)
15.875
D Outside diameter (mm)
34.925
B Width (mm)
8.731
Cr Load (N)
5,994
C0r Load (N)
3,286
Oil lubrication (rpm)
25,000
Grease lubrication (rpm)
21,000
Weight (g)
38.1
Catalog source
Bearing model table, PDF page 14, printed page 10
R12Deep Groove Ball Bearings / R Inch Series
19.05
41.275
11.113
View specifications
Model
R12
d Bore (mm)
19.05
D Outside diameter (mm)
41.275
B Width (mm)
11.113
Cr Load (N)
7,907
C0r Load (N)
4,483
Oil lubrication (rpm)
21,000
Grease lubrication (rpm)
17,000
Weight (g)
69.3
Catalog source
Bearing model table, PDF page 14, printed page 10
R14Deep Groove Ball Bearings / R Inch Series
22.225
47.625
12.7
View specifications
Model
R14
d Bore (mm)
22.225
D Outside diameter (mm)
47.625
B Width (mm)
12.7
Cr Load (N)
9,000
C0r Load (N)
5,400
Oil lubrication (rpm)
19,000
Grease lubrication (rpm)
14,000
Weight (g)
85
Catalog source
Bearing model table, PDF page 14, printed page 10
R16Deep Groove Ball Bearings / R Inch Series
25.4
50.8
12.7
View specifications
Model
R16
d Bore (mm)
25.4
D Outside diameter (mm)
50.8
B Width (mm)
12.7
Cr Load (N)
10,200
C0r Load (N)
6,200
Oil lubrication (rpm)
17,000
Grease lubrication (rpm)
12,000
Weight (g)
101
Catalog source
Bearing model table, PDF page 14, printed page 10
R18Deep Groove Ball Bearings / R Inch Series
28.575
53.975
12.7
View specifications
Model
R18
d Bore (mm)
28.575
D Outside diameter (mm)
53.975
B Width (mm)
12.7
Cr Load (N)
11,800
C0r Load (N)
7,200
Oil lubrication (rpm)
16,000
Grease lubrication (rpm)
11,000
Weight (g)
109
Catalog source
Bearing model table, PDF page 14, printed page 10
R20Deep Groove Ball Bearings / R Inch Series
31.75
57.15
12.7
View specifications
Model
R20
d Bore (mm)
31.75
D Outside diameter (mm)
57.15
B Width (mm)
12.7
Cr Load (N)
12,900
C0r Load (N)
8,500
Oil lubrication (rpm)
15,000
Grease lubrication (rpm)
10,000
Weight (g)
118
Catalog source
Bearing model table, PDF page 14, printed page 10
R22Deep Groove Ball Bearings / R Inch Series
34.925
63.5
14.288
View specifications
Model
R22
d Bore (mm)
34.925
D Outside diameter (mm)
63.5
B Width (mm)
14.288
Cr Load (N)
14,000
C0r Load (N)
9,800
Oil lubrication (rpm)
13,000
Grease lubrication (rpm)
9,000
Weight (g)
145
Catalog source
Bearing model table, PDF page 14, printed page 10
R24Deep Groove Ball Bearings / R Inch Series
38.1
63.5
14.288
View specifications
Model
R24
d Bore (mm)
38.1
D Outside diameter (mm)
63.5
B Width (mm)
14.288
Cr Load (N)
16,000
C0r Load (N)
11,000
Oil lubrication (rpm)
12,000
Grease lubrication (rpm)
8,000
Weight (g)
178
Catalog source
Bearing model table, PDF page 14, printed page 10
R1-5PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
2.38
7.938
3.571
View specifications
Model
R1-5
d Bore (mm)
2.38
D Outside diameter (mm)
7.938
B Width (mm)
3.571
Cr Load (N)
549
C0r Load (N)
177
Oil lubrication (rpm)
71,000
Grease lubrication (rpm)
60,000
Weight (g)
1.15
Catalog source
Bearing model table, PDF page 14, printed page 10
R133PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
2.38
4.762
2.38
View specifications
Model
R133
d Bore (mm)
2.38
D Outside diameter (mm)
4.762
B Width (mm)
2.38
Cr Load (N)
147
C0r Load (N)
54
Oil lubrication (rpm)
95,000
Grease lubrication (rpm)
80,000
Weight (g)
0.15
Catalog source
Bearing model table, PDF page 14, printed page 10
R144PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
3.175
2.38
2.779
View specifications
Model
R144
d Bore (mm)
3.175
D Outside diameter (mm)
2.38
B Width (mm)
2.779
Cr Load (N)
314
C0r Load (N)
108
Oil lubrication (rpm)
80,000
Grease lubrication (rpm)
67,000
Weight (g)
0.32
Catalog source
Bearing model table, PDF page 14, printed page 10
R2-5PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
3.175
7.938
3.571
View specifications
Model
R2-5
d Bore (mm)
3.175
D Outside diameter (mm)
7.938
B Width (mm)
3.571
Cr Load (N)
559
C0r Load (N)
177
Oil lubrication (rpm)
67,000
Grease lubrication (rpm)
60,000
Weight (g)
0.74
Catalog source
Bearing model table, PDF page 14, printed page 10
R2-6PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
3.175
9.525
3.571
View specifications
Model
R2-6
d Bore (mm)
3.175
D Outside diameter (mm)
9.525
B Width (mm)
3.571
Cr Load (N)
638
C0r Load (N)
226
Oil lubrication (rpm)
63,000
Grease lubrication (rpm)
53,000
Weight (g)
1.23
Catalog source
Bearing model table, PDF page 14, printed page 10
R155PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
3.967
7.938
3.175
View specifications
Model
R155
d Bore (mm)
3.967
D Outside diameter (mm)
7.938
B Width (mm)
3.175
Cr Load (N)
363
C0r Load (N)
147
Oil lubrication (rpm)
63,000
Grease lubrication (rpm)
53,000
Weight (g)
0.61
Catalog source
Bearing model table, PDF page 14, printed page 10
R156PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
4.762
7.938
3.175
View specifications
Model
R156
d Bore (mm)
4.762
D Outside diameter (mm)
7.938
B Width (mm)
3.175
Cr Load (N)
363
C0r Load (N)
147
Oil lubrication (rpm)
63,000
Grease lubrication (rpm)
53,000
Weight (g)
0.45
Catalog source
Bearing model table, PDF page 14, printed page 10
R166PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
4.762
9.525
3.175
View specifications
Model
R166
d Bore (mm)
4.762
D Outside diameter (mm)
9.525
B Width (mm)
3.175
Cr Load (N)
706
C0r Load (N)
275
Oil lubrication (rpm)
60,000
Grease lubrication (rpm)
50,000
Weight (g)
0.85
Catalog source
Bearing model table, PDF page 14, printed page 10
R3PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
4.762
12.7
4.978
View specifications
Model
R3
d Bore (mm)
4.762
D Outside diameter (mm)
12.7
B Width (mm)
4.978
Cr Load (N)
1,305
C0r Load (N)
491
Oil lubrication (rpm)
53,000
Grease lubrication (rpm)
43,000
Weight (g)
2.95
Catalog source
Bearing model table, PDF page 14, printed page 10
Model-family reference photographs (1)
R3 model family · Style reference (not an individual specification match)
R3ADeep Groove Ball Bearings / R Inch Series
4.762
15.875
4.978
View specifications
Model
R3A
d Bore (mm)
4.762
D Outside diameter (mm)
15.875
B Width (mm)
4.978
Cr Load (N)
1,481
C0r Load (N)
618
Oil lubrication (rpm)
45,000
Grease lubrication (rpm)
38,000
Weight (g)
5.08
Catalog source
Bearing model table, PDF page 14, printed page 10
R4APDF catalog specificationDeep Groove Ball Bearings / R Inch Series
6.35
19.05
7.412
View specifications
Model
R4A
d Bore (mm)
6.35
D Outside diameter (mm)
19.05
B Width (mm)
7.412
Cr Load (N)
2,335
C0r Load (N)
893
Oil lubrication (rpm)
43,000
Grease lubrication (rpm)
36,000
Weight (g)
10
Catalog source
Bearing model table, PDF page 14, printed page 10
R6PDF catalog specificationDeep Groove Ball Bearings / R Inch Series
