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System of Measurement
Bore Dia
Ring Material
For Load Direction
Outer Dia
Width
Seal Type
Cage Material
Ball Material
Dynamic
Static
Speed (x1k rpm)
- Equivalent to Manufacturer :
- NMB
Metric Size NMB Ball Bearings
255 ProductsMetric Size NMB Ball Bearings blend the advantageous characteristics of metric size bearings with the compactness of miniature ball bearings.
Features of Miniature Ball Bearings
Miniature ball bearings are celebrated for their small dimensions. Their compactness allows them to be integrated into tight spaces or applications where weight and space are crucial factors. Despite their size, they maintain high precision and can manage high rotational speeds while minimizing friction. More
Metric Size NMB Ball Bearings
Part Number
Ring
Material
Material
For Load
Direction
Direction
Bore Dia
Outer Dia
Width
Seal Type
Ball
Material
Material
Dynamic
Static
Speed
(x1k rpm)
(x1k rpm)
Price
DDL-310
440C Stainless Steel
Radial
1 mm
3 mm
1 mm
Open
440C Stainless Steel
17 lbf
4 lbf
117
$ 18.00
DDR-410
440C Stainless Steel
Radial
1 mm
4 mm
1.6 mm
Open
440C Stainless Steel
24 lbf
6 lbf
90
$ 18.00
L-310
Chrome Steel
Radial
1 mm
3 mm
1 mm
Open
Chrome Steel
18 lbf
5 lbf
130
$ 15.00
DDR-412
440C Stainless Steel
Radial
1.2 mm
4 mm
1.8 mm
Open
440C Stainless Steel
23 lbf
7 lbf
130
$ 15.50
DDL-415
440C Stainless Steel
Radial
1.5 mm
4 mm
1.2 mm
Open
440C Stainless Steel
19 lbf
5 lbf
90
$ 15.00
DDL-415ZZ
440C Stainless Steel
Radial
1.5 mm
4 mm
2 mm
Shielded
440C Stainless Steel
19 lbf
5 lbf
90
$ 15.00
DDR-515
440C Stainless Steel
Radial
1.5 mm
5 mm
2 mm
Open
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 15.00
DDR-515ZZ
440C Stainless Steel
Radial
1.5 mm
5 mm
2.6 mm
Shielded
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 15.00
DDR-615
440C Stainless Steel
Radial
1.5 mm
6 mm
2.5 mm
Open
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 15.00
DDR-615ZZ
440C Stainless Steel
Radial
1.5 mm
6 mm
3 mm
Shielded
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 15.00
L-415
Chrome Steel
Radial
1.5 mm
4 mm
1.2 mm
Open
Chrome Steel
21 lbf
6 lbf
100
$ 12.50
L-415X5ZZ
Chrome Steel
Radial
1.5 mm
4 mm
2 mm
Shielded
Chrome Steel
21 lbf
6 lbf
100
$ 12.50
DDL-420
440C Stainless Steel
Radial
2 mm
4 mm
1.2 mm
Open
440C Stainless Steel
25 lbf
8 lbf
98
$ 8.50
DDL-520
440C Stainless Steel
Radial
2 mm
5 mm
1.5 mm
Open
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 2.34
DDL-520
440C Stainless Steel
Radial
2 mm
5 mm
1.5 mm
Open
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 2.34
DDL-520W02
440C Stainless Steel
Radial
2 mm
5 mm
2 mm
Open
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 2.34
DDL-520W02ZZ
440C Stainless Steel
Radial
2 mm
5 mm
2.5 mm
Shielded
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 2.34
DDL-520ZZ
440C Stainless Steel
Radial
2 mm
5 mm
2.3 mm
Shielded
440C Stainless Steel
29 lbf
8 lbf
76.5
$ 2.34
DDR-620
440C Stainless Steel
Radial
2 mm
6 mm
2.3 mm
Open
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 2.34
DDR-620W52
440C Stainless Steel
Radial
2 mm
6 mm
2.5 mm
Open
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 2.34
DDR-620W52ZZ
440C Stainless Steel
Radial
2 mm
6 mm
2.5 mm
Shielded
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 2.34
DDR-620ZZ
440C Stainless Steel
Radial
2 mm
6 mm
3 mm
Shielded
440C Stainless Steel
57 lbf
16 lbf
67.5
$ 2.34
DDR-720
440C Stainless Steel
Radial
2 mm
7 mm
2.8 mm
Open
440C Stainless Steel
66 lbf
21 lbf
54
$ 2.34
DDR-720Y52
440C Stainless Steel
Radial
2 mm
7 mm
2.5 mm
Open
440C Stainless Steel
66 lbf
21 lbf
56.7
$ 2.34
DDR-720Y52ZZ
440C Stainless Steel
Radial
2 mm
7 mm
3 mm
Shielded
440C Stainless Steel
66 lbf
21 lbf
58.5
$ 2.34
DDR-720ZZ
440C Stainless Steel
Radial
2 mm
7 mm
3.5 mm
Shielded
440C Stainless Steel
66 lbf
21 lbf
54
$ 2.34
L-520
Chrome Steel
Radial
2 mm
5 mm
1.5 mm
Open
Chrome Steel
32 lbf
9 lbf
85
$ 1.95
L-520ZZ
Chrome Steel
Radial
2 mm
5 mm
2.3 mm
Shielded
Chrome Steel
32 lbf
9 lbf
85
$ 1.95
L-520ZZW52
Chrome Steel
Radial
2 mm
5 mm
2.5 mm
Shielded
Chrome Steel
32 lbf
9 lbf
85
$ 1.95
R-620W52
Chrome Steel
Radial
2 mm
6 mm
2.5 mm
Open
Chrome Steel
63 lbf
18 lbf
75
$ 1.95
R-620ZZ
Chrome Steel
Radial
2 mm
6 mm
3 mm
Shielded
Chrome Steel
63 lbf
18 lbf
75
$ 1.95
R-620ZZY52
Chrome Steel
Radial
2 mm
6 mm
2.5 mm
Shielded
Chrome Steel
63 lbf
18 lbf
75
$ 1.95
R-720ZZ
Chrome Steel
Radial
2 mm
7 mm
3.5 mm
Shielded
Chrome Steel
74 lbf
23 lbf
60
$ 1.95
DDL-625
440C Stainless Steel
Radial
2.5 mm
6 mm
1.8 mm
Open
440C Stainless Steel
36 lbf
12 lbf
63.9
$ 2.10
DDL-625ZZ
440C Stainless Steel
Radial
2.5 mm
6 mm
2.6 mm
Shielded
440C Stainless Steel
36 lbf
12 lbf
63.9
$ 2.10
DDR-725
440C Stainless Steel
Radial
2.5 mm
7 mm
2.5 mm
Open
440C Stainless Steel
66 lbf
21 lbf
56.7
$ 2.10
DDR-725ZZ
440C Stainless Steel
Radial
2.5 mm
7 mm
3.5 mm
Shielded
440C Stainless Steel
66 lbf
21 lbf
56.7
$ 2.10
DDR-825
440C Stainless Steel
Radial
2.5 mm
8 mm
2.8 mm
Open
440C Stainless Steel
95 lbf
29 lbf
54
$ 2.10
DDR-825ZZ
440C Stainless Steel
Radial
2.5 mm
8 mm
4 mm
Shielded
440C Stainless Steel
95 lbf
29 lbf
54
$ 2.10
L-625ZZ
Chrome Steel
Radial
2.5 mm
6 mm
2.6 mm
Shielded
Chrome Steel
40 lbf
13 lbf
71
$ 1.75
R-725ZZ
Chrome Steel
Radial
2.5 mm
7 mm
3.5 mm
Shielded
Chrome Steel
74 lbf
23 lbf
63
$ 1.75
R-825ZZ
Chrome Steel
Radial
2.5 mm
8 mm
4 mm
Shielded
Chrome Steel
106 lbf
32 lbf
60
$ 1.75
DDL-630
440C Stainless Steel
Radial
3 mm
6 mm
2 mm
Open
440C Stainless Steel
36 lbf
12 lbf
63.9
$ 1.38
DDL-630ZZ
440C Stainless Steel
Radial
3 mm
6 mm
2.5 mm
Shielded
440C Stainless Steel
36 lbf
12 lbf
63.9
$ 1.38
DDL-730
440C Stainless Steel
Radial
3 mm
7 mm
2 mm
Open
440C Stainless Steel
54 lbf
18 lbf
56.7
$ 1.38
DDL-730ZZ
440C Stainless Steel
Radial
3 mm
7 mm
3 mm
Shielded
440C Stainless Steel
54 lbf
18 lbf
56.7
$ 1.38
DDR-1030
440C Stainless Steel
Radial
3 mm
10 mm
4 mm
Open
440C Stainless Steel
108 lbf
36 lbf
45
$ 1.38
DDR-1030ZZ
440C Stainless Steel
Radial
3 mm
10 mm
4 mm
Shielded
440C Stainless Steel
108 lbf
36 lbf
45
$ 1.38
DDR-830
440C Stainless Steel
Radial
3 mm
8 mm
3 mm
Open
440C Stainless Steel
96 lbf
29 lbf
54
$ 1.38
DDR-830ZZ
440C Stainless Steel
Radial
3 mm
8 mm
4 mm
Shielded
440C Stainless Steel
96 lbf
29 lbf
54
$ 1.38
DDR-930
440C Stainless Steel
Radial
3 mm
9 mm
3 mm
Open
440C Stainless Steel
47 lbf
31 lbf
50.4
$ 1.38
DDR-930Y52
440C Stainless Steel
Radial
3 mm
9 mm
2.5 mm
Open
440C Stainless Steel
98 lbf
31 lbf
50.4
$ 1.38
DDR-930Y52ZZ
440C Stainless Steel
Radial
3 mm
9 mm
4 mm
Shielded
440C Stainless Steel
98 lbf
31 lbf
50.4
$ 1.38
DDR-930ZZ
440C Stainless Steel
Radial
3 mm
9 mm
5 mm
Shielded
440C Stainless Steel
47 lbf
31 lbf
50.4
$ 1.38
L-630
Chrome Steel
Radial
3 mm
6 mm
2 mm
Open
Chrome Steel
40 lbf
13 lbf
71
$ 1.15
L-630ZZ
Chrome Steel
Radial
3 mm
6 mm
2.5 mm
Shielded
Chrome Steel
40 lbf
13 lbf
71
$ 1.15
L-730
Chrome Steel
Radial
3 mm
7 mm
2 mm
Open
Chrome Steel
59 lbf
20 lbf
63
$ 1.15
L-730ZZ
Chrome Steel
Radial
3 mm
7 mm
3 mm
Shielded
Chrome Steel
59 lbf
20 lbf
63
$ 1.15
R-1030
Chrome Steel
Radial
3 mm
10 mm
4 mm
Open
Chrome Steel
121 lbf
39 lbf
50
$ 1.15
R-1030ZZ
Chrome Steel
Radial
3 mm
10 mm
4 mm
Shielded
Chrome Steel
121 lbf
39 lbf
50
$ 1.15
R-830
Chrome Steel
Radial
3 mm
8 mm
3 mm
Open
Chrome Steel
107 lbf
32 lbf
60
$ 1.15
R-830ZZ
Chrome Steel
Radial
3 mm
8 mm
4 mm
Shielded
Chrome Steel
107 lbf
32 lbf
60
$ 1.15
R-930ZZY04
Chrome Steel
Radial
3 mm
9 mm
4 mm
Shielded
Chrome Steel
109 lbf
34 lbf
56
$ 1.15
DDL-1040
440C Stainless Steel
Radial
4 mm
10 mm
3 mm
Open
440C Stainless Steel
122 lbf
44 lbf
43.2
$ 1.38
DDL-1040ZZ
440C Stainless Steel
Radial
4 mm
10 mm
4 mm
Shielded
440C Stainless Steel
122 lbf
44 lbf
43.2
$ 1.38
DDL-740
440C Stainless Steel
Radial
4 mm
7 mm
2 mm
Open
440C Stainless Steel
54 lbf
19 lbf
54
$ 1.38
DDL-740ZZ
440C Stainless Steel
Radial
4 mm
7 mm
2.5 mm
Shielded
440C Stainless Steel
44 lbf
17 lbf
54
$ 1.38
DDL-840
440C Stainless Steel
Radial
4 mm
8 mm
2 mm
Open
440C Stainless Steel
68 lbf
23 lbf
50.4
$ 1.38
DDL-840ZZ
440C Stainless Steel
Radial
4 mm
8 mm
3 mm
Shielded
440C Stainless Steel
68 lbf
23 lbf
50.4
$ 1.38
DDL-940
440C Stainless Steel
Radial
4 mm
9 mm
2.5 mm
Open
440C Stainless Steel
110 lbf
37 lbf
47.7
$ 1.38
DDL-940ZZ
440C Stainless Steel
Radial
4 mm
9 mm
4 mm
Shielded
440C Stainless Steel
110 lbf
37 lbf
47.7
$ 1.38
DDR-1140
440C Stainless Steel
Radial
4 mm
11 mm
4 mm
Open
440C Stainless Steel
165 lbf
57 lbf
43.2
$ 1.38
DDR-1140ZZ
440C Stainless Steel
Radial
4 mm
11 mm
4 mm
Shielded
440C Stainless Steel
165 lbf
57 lbf
43.2
$ 1.38
DDR-1240
440C Stainless Steel
Radial
4 mm
12 mm
4 mm
Open
440C Stainless Steel
165 lbf
57 lbf
43.2
$ 1.38
DDR-1240ZZ
440C Stainless Steel
Radial
4 mm
12 mm
4 mm
Shielded
440C Stainless Steel
165 lbf
57 lbf
43.2
$ 1.38
DDR-1340
440C Stainless Steel
Radial
4 mm
13 mm
5 mm
Open
440C Stainless Steel
224 lbf
79 lbf
36
$ 1.38
DDR-1340DD
440C Stainless Steel
Radial
4 mm
13 mm
5 mm
Sealed
440C Stainless Steel
224 lbf
79 lbf
36
$ 1.38
DDR-1340ZZ
440C Stainless Steel
Radial
4 mm
13 mm
5 mm
Shielded
440C Stainless Steel
224 lbf
79 lbf
36
$ 1.38
L-1040X2
Chrome Steel
Radial
4 mm
10 mm
3 mm
Open
Chrome Steel
136 lbf
49 lbf
48
$ 1.15
L-1040X2ZZ
Chrome Steel
Radial
4 mm
10 mm
4 mm
Shielded
Chrome Steel
136 lbf
49 lbf
48
$ 1.15
L-740ZZ
Chrome Steel
Radial
4 mm
7 mm
2.5 mm
Shielded
Chrome Steel
49 lbf
19 lbf
60
$ 1.15
L-840ZZ
Chrome Steel
Radial
4 mm
8 mm
3 mm
Shielded
Chrome Steel
76 lbf
25 lbf
56
$ 1.15
L-940
Chrome Steel
Radial
4 mm
9 mm
2.5 mm
Open
Chrome Steel
123 lbf
41 lbf
53
$ 1.15
L-940ZZ
Chrome Steel
Radial
4 mm
9 mm
4 mm
Shielded
Chrome Steel
123 lbf
41 lbf
53
$ 1.15
R-1140
Chrome Steel
Radial
4 mm
11 mm
4 mm
Open
Chrome Steel
183 lbf
63 lbf
48
$ 1.15
R-1140ZZ
Chrome Steel
Radial
4 mm
11 mm
4 mm
Shielded
Chrome Steel
183 lbf
63 lbf
48
$ 1.15
R-1240
Chrome Steel
Radial
4 mm
12 mm
4 mm
Open
Chrome Steel
183 lbf
63 lbf
48
$ 1.15
R-1240KK1
Chrome Steel
Radial
4 mm
12 mm
4 mm
Shielded
Chrome Steel
183 lbf
63 lbf
48
$ 1.15
R-1340
Chrome Steel
Radial
4 mm
13 mm
5 mm
Open
Chrome Steel
249 lbf
88 lbf
40
$ 1.15
R-1340DD
Chrome Steel
Radial
4 mm
13 mm
5 mm
Sealed
Chrome Steel
249 lbf
88 lbf
40
$ 1.15
R-1340HH
Chrome Steel
Radial
4 mm
13 mm
5 mm
Shielded
Chrome Steel
249 lbf
88 lbf
40
$ 1.15
R-1640
Chrome Steel
Radial
4 mm
16 mm
5 mm
Open
Chrome Steel
256 lbf
94 lbf
36
$ 1.15
R-1640DD
Chrome Steel
Radial
4 mm
16 mm
5 mm
Sealed
Chrome Steel
256 lbf
94 lbf
36
$ 1.15
R-1640HH
Chrome Steel
Radial
4 mm
16 mm
5 mm
Shielded
Chrome Steel
256 lbf
94 lbf
36
$ 1.15
635s
Chrome Steel
Radial
5 mm
19 mm
6 mm
Open
Chrome Steel
447 lbf
161 lbf
32
$ 1.15
635ZZs
Chrome Steel
Radial
5 mm
19 mm
6 mm
Shielded
Chrome Steel
447 lbf
161 lbf
32
$ 1.15
DDL-1050SS
440C Stainless Steel
Radial
5 mm
10 mm
4 mm
Sealed
440C Stainless Steel
74 lbf
27 lbf
45
$ 1.38
DDL-1050
440C Stainless Steel
Radial
5 mm
10 mm
3 mm
Open
440C Stainless Steel
74 lbf
27 lbf
45
$ 1.38
DDL-1050ZZ
440C Stainless Steel
Radial
5 mm
10 mm
4 mm
Shielded
440C Stainless Steel
74 lbf
27 lbf
45
$ 1.38
DDL-1150
440C Stainless Steel
Radial
5 mm
11 mm
3 mm
Open
440C Stainless Steel
123 lbf
46 lbf
40.5
$ 1.38