Bearing Size Chart
Inch dimensions are rounded to the nearest thousandth. ID is inside diameter, OD is outside diameter.
Not all sizes listed are available or in stock. Some bearings are listed for reference only.
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
6000 |
10 |
26 |
8 |
0.394 |
1.024 |
0.315 |
6001 |
12 |
28 |
8 |
0.472 |
1.102 |
0.315 |
6002 |
15 |
32 |
9 |
0.591 |
1.260 |
0.354 |
6003 |
17 |
35 |
10 |
0.669 |
1.378 |
0.394 |
6004 |
20 |
42 |
12 |
0.787 |
1.654 |
0.472 |
6005 |
25 |
47 |
12 |
0.984 |
1.850 |
0.472 |
6006 |
30 |
55 |
13 |
1.181 |
2.165 |
0.512 |
6007 |
35 |
62 |
14 |
1.378 |
2.441 |
0.551 |
6008 |
40 |
68 |
15 |
1.575 |
2.677 |
0.591 |
6009 |
45 |
75 |
16 |
1.772 |
2.953 |
0.630 |
6010 |
50 |
80 |
16 |
1.969 |
3.150 |
0.630 |
6011 |
55 |
90 |
18 |
2.165 |
3.543 |
0.709 |
6012 |
60 |
95 |
18 |
2.362 |
3.740 |
0.709 |
6013 |
65 |
100 |
18 |
2.559 |
3.937 |
0.709 |
6014 |
70 |
110 |
20 |
2.756 |
4.331 |
0.787 |
6015 |
75 |
115 |
20 |
2.953 |
4.528 |
0.787 |
6016 |
80 |
125 |
22 |
3.150 |
4.921 |
0.866 |
6017 |
85 |
130 |
22 |
3.346 |
5.118 |
0.866 |
6018 |
90 |
140 |
24 |
3.543 |
5.512 |
0.945 |
6019 |
95 |
145 |
24 |
3.740 |
5.709 |
0.945 |
6020 |
100 |
150 |
24 |
3.937 |
5.906 |
0.945 |
6021 |
105 |
160 |
26 |
4.134 |
6.299 |
1.024 |
6022 |
110 |
170 |
28 |
4.331 |
6.693 |
1.102 |
6024 |
120 |
180 |
28 |
4.724 |
7.087 |
1.102 |
6026 |
130 |
200 |
33 |
5.118 |
7.874 |
1.299 |
6028 |
140 |
210 |
33 |
5.512 |
8.268 |
1.299 |
6030 |
150 |
225 |
35 |
5.906 |
8.858 |
1.378 |
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
6200 |
10 |
30 |
9 |
0.394 |
1.181 |
0.354 |
6201 |
12 |
32 |
10 |
0.472 |
1.260 |
0.394 |
6202 |
15 |
35 |
11 |
0.591 |
1.378 |
0.433 |
6202-10 |
15.875 |
35 |
11 |
0.625 |
1.378 |
0.433 |
6203 |
17 |
40 |
12 |
0.669 |
1.575 |
0.472 |
6204 |
20 |
47 |
14 |
0.787 |
1.850 |
0.551 |
6205 |
25 |
52 |
15 |
0.984 |
2.047 |
0.591 |
6206 |
30 |
62 |
16 |
1.181 |
2.441 |
0.630 |
6207 |
35 |
72 |
17 |
1.378 |
2.835 |
0.669 |
6208 |
40 |
80 |
18 |
1.575 |
3.150 |
0.709 |
6209 |
45 |
85 |
19 |
1.772 |
3.346 |
0.748 |
6210 |
50 |
90 |
20 |
1.969 |
3.543 |
0.787 |
6211 |
55 |
100 |
21 |
2.165 |
3.937 |
0.827 |
6212 |
60 |
110 |
22 |
2.362 |
4.331 |
0.866 |
6213 |
65 |
120 |
23 |
2.559 |
4.724 |
0.906 |
6214 |
70 |
125 |
24 |
2.756 |
4.921 |
0.945 |
6215 |
75 |
130 |
25 |
2.953 |
5.118 |
0.984 |
6216 |
80 |
140 |
26 |
3.150 |
5.512 |
1.024 |
6217 |
85 |
150 |
28 |
3.346 |
5.906 |
1.102 |
6218 |
90 |
160 |
30 |
3.543 |
6.299 |
1.181 |
6219 |
95 |
170 |
32 |
3.740 |
6.693 |
1.260 |
6220 |
100 |
180 |
34 |
3.937 |
7.087 |
1.339 |
6221 |
105 |
190 |
36 |
4.134 |
7.480 |
1.417 |
6222 |
110 |
200 |
38 |
4.331 |
7.874 |
1.496 |
6224 |
120 |
215 |
40 |
4.724 |
8.465 |
1.575 |
6226 |
130 |
230 |
40 |
5.118 |
9.055 |
1.575 |
6228 |
140 |
250 |
42 |
5.512 |
9.843 |
1.654 |
6230 |
150 |
270 |
45 |
5.906 |
10.630 |
1.772 |
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
6300 |
10 |
35 |
11 |
0.394 |
1.378 |
0.433 |
6301 |
12 |
37 |
12 |
0.472 |
1.457 |
0.472 |
6302 |
15 |
42 |
13 |
0.591 |
1.654 |
0.512 |
6303 |
17 |
47 |
14 |
0.669 |
1.850 |
0.551 |
6304 |
20 |
52 |
15 |
0.787 |
2.047 |
0.591 |
6305 |
25 |
62 |
17 |
0.984 |
2.441 |
0.669 |
6306 |
30 |
72 |
19 |
1.181 |
2.835 |
0.748 |
6307 |
35 |
80 |
21 |
1.378 |
3.150 |
0.827 |
6308 |
40 |
90 |
23 |
1.575 |
3.543 |
0.906 |
6309 |
45 |
100 |
25 |
1.772 |
3.937 |
0.984 |
6310 |
50 |
110 |
27 |
1.969 |
4.331 |
1.063 |
6311 |
55 |
120 |
29 |
2.165 |
4.724 |
1.142 |
6312 |
60 |
130 |
31 |
2.362 |
5.118 |
1.220 |
6313 |
65 |
140 |
33 |
2.559 |
5.512 |
1.299 |
6314 |
70 |
150 |
35 |
2.756 |
5.906 |
1.378 |
6315 |
75 |
160 |
37 |
2.953 |
6.299 |
1.457 |
6316 |
80 |
170 |
39 |
3.150 |
6.693 |
1.535 |
6317 |
85 |
180 |
41 |
3.346 |
7.087 |
1.614 |
6318 |
90 |
190 |
43 |
3.543 |
7.480 |
1.693 |
6319 |
95 |
200 |
45 |
3.740 |
7.874 |
1.772 |
6320 |
100 |
215 |
47 |
3.937 |
8.465 |
1.850 |
6321 |
105 |
225 |
49 |
4.134 |
8.858 |
1.929 |
6322 |
110 |
240 |
50 |
4.331 |
9.449 |
1.969 |
6324 |
120 |
260 |
55 |
4.724 |
10.236 |
2.165 |
6326 |
130 |
280 |
58 |
5.118 |
11.024 |
2.283 |
6328 |
140 |
300 |
62 |
5.512 |
11.811 |
2.441 |
6330 |
150 |
320 |
65 |
5.906 |
12.598 |
2.559 |
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
607 |
7 |
19 |
6 |
0.275 |
0.748 |
0.236 |
608 |
8 |
22 |
7 |
0.315 |
0.866 |
0.275 |
609 |
9 |
24 |
7 |
0.354 |
0.945 |
0.275 |
626 |
6 |
19 |
6 |
0.236 |
0.748 |
0.236 |
R4A |
6.35 |
19.05 |
7.14 |
0.25 |
0.75 |
0.281 |
These bearings have 2 rows of balls to handle higher loads.
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
3202 |
15 |
35 |
15.9 |
0.590 |
1.378 |
0.625 |
3206 |
30 |
62 |
23.8 |
1.181 |
2.441 |
0.937 |
5202 |
15 |
35 |
15.9 |
0.590 |
1.378 |
0.625 |
5206 |
30 |
62 |
23.8 |
1.181 |
2.441 |
0.937 |
5303 |
17 |
47 |
22.2 |
0.669 |
1.850 |
0.874 |
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
W204PP |
20 |
47 |
20.64 |
0.787 |
1.850 |
0.812 |
W205PP |
25 |
52 |
20.64 |
0.984 |
2.047 |
0.812 |
W206PP |
30 |
62 |
23.81 |
1.181 |
2.441 |
0.937 |
Self-aligning Bearings
These self-aligning, or "Floating" bearings allow up to 2.5 degrees
of misalignment. They are used for the top roller on some KT and Bona
belt sanders.
Part Number |
Bearing Number |
ID (MM) |
OD (MM) |
Width (MM) |
ID (inch) |
OD (inch) |
Width (inch) |
KTN8 |
2205 |
25 |
52 |
18 |
0.984 |
2.047 |
0.709 |
TS92 |
2206 |
30 |
62 |
20 |
1.181 |
2.441 |
0.787 |
The inner race on these bearings is wider than the outer race.

Bearing Number |
ID (B) (MM) |
OD (D) (MM) |
Width (W) (MM) |
ID (B) (inch) |
OD (D) (inch) |
Width (W) (inch) |
Outer Width (Wo) (inch) |
Center Width (Wi) (inch) |
87501 |
12 |
32 |
12.7 |
0.472 |
1.260 |
0.500 |
0.394 |
0.480 |
87502 |
15 |
35 |
12.7 |
0.591 |
1.378 |
0.500 |
0.433 |
0.480 |
87503 |
17 |
40 |
14.3 |
0.670 |
1.575 |
0.563 |
0.472 |
0.538 |
87504 |
20 |
47 |
15.875 |
0.787 |
1.850 |
0.625 |
0.551 |
0.600 |