6300 Series — Medium
21 bore sizes · 126 variants · 10–100 mm bore
The 6300 series deep groove ball bearings feature a larger cross-section than the 6200 series for the same bore diameter, providing significantly higher load ratings. They are the preferred choice for heavy-duty applications including mining equipment, industrial compressors, and large gearboxes.
21Base sizes
126Variants
5Brands
10–100 mmBore range
Part Number
Bore (d)
OD (D)
Width (B)
Dynamic Load
Static Load
Max Speed (grease)
Variants
6300
10 mm
35 mm
11 mm
8.52 kN
3.4 kN
32,000 rpm
6
6301
12 mm
37 mm
12 mm
10.1 kN
4.15 kN
28,000 rpm
6
6302
15 mm
42 mm
13 mm
11.9 kN
5.4 kN
24,000 rpm
6
6303
17 mm
47 mm
14 mm
14.3 kN
6.55 kN
22,000 rpm
6
6304
20 mm
52 mm
15 mm
16.8 kN
7.8 kN
19,000 rpm
6
6305
25 mm
62 mm
17 mm
23.4 kN
11.6 kN
16,000 rpm
6
6306
30 mm
72 mm
19 mm
29.6 kN
16 kN
13,000 rpm
6
6307
35 mm
80 mm
21 mm
35.1 kN
19 kN
12,000 rpm
6
6308
40 mm
90 mm
23 mm
42.3 kN
24 kN
11,000 rpm
6
6309
45 mm
100 mm
25 mm
55.3 kN
31.5 kN
9,500 rpm
6
6310
50 mm
110 mm
27 mm
65 kN
38 kN
8,500 rpm
6
6311
55 mm
120 mm
29 mm
74.1 kN
45 kN
8,000 rpm
6
6312
60 mm
130 mm
31 mm
85.2 kN
52 kN
7,000 rpm
6
6313
65 mm
140 mm
33 mm
93 kN
56 kN
5,000 rpm
6
6314
70 mm
150 mm
35 mm
104 kN
63 kN
4,800 rpm
6
6315
75 mm
160 mm
37 mm
113 kN
73.5 kN
4,500 rpm
6
6316
80 mm
170 mm
39 mm
124 kN
80 kN
4,000 rpm
6
6317
85 mm
180 mm
41 mm
133 kN
90 kN
3,800 rpm
6
6318
90 mm
190 mm
43 mm
143 kN
100 kN
3,600 rpm
6
6319
95 mm
200 mm
45 mm
153 kN
108 kN
3,400 rpm
6
6320
100 mm
215 mm
47 mm
174 kN
125 kN
3,000 rpm
6
Common Applications
Machine Types
- Heavy-duty electric motors
- Industrial pumps
- Conveyor systems
- Mining equipment
- Construction machinery
- Agricultural equipment
- Heavy gearboxes
- Compressors
- Paper and steel mills
- Vibrating screens