Medium Size Ball Bearing 6004 6202 6205 For Electric Tools
Introduction to Deep Groove Ball Bearings in Electric Tools: Deep groove ball bearings are widely used in electric tools due to their versatility, durability, and efficiency. These bearings are designed to handle both radial and axial loads, making them ideal for high-speed applications such as electric motors and power tools. Below, we will explore some common models, their characteristics, and their applications in electric tools.
Common Models and Characteristics
6004 Ball Bearing:
-
Characteristics: High-speed capability, low noise, and long service life.
-
Applications: Commonly used in electric motors, drills, and grinders.
-
Advantages: Excellent for high-speed operations, reliable performance under varying loads.
6202 Ball Bearing:
-
Characteristics: Compact design, high precision, and low friction.
-
Applications: Suitable for small electric motors, handheld drills, and screwdrivers.
-
Advantages: Lightweight, efficient in small spaces, and cost-effective.
6205 Ball Bearing:
Applications in Electric Tools
6004: Ideal for high-speed electric motors and precision tools like drills and grinders.
6202: Perfect for compact and lightweight tools such as handheld drills and screwdrivers.
6205: Best suited for heavy-duty tools like angle grinders and circular saws.
Comparison of 6004, 6202, and 6205 Ball Bearings
| Model |
Dimensions
(ID x OD x Width)
|
Speed Capability |
Load Capacity |
Noise Level |
Applications |
Advantages |
Disadvantages |
| 6004 |
20x42x12 mm |
High |
Moderate |
Low |
Drills, Grinders |
High-speed, reliable |
Slightly larger size |
| 6202 |
15x35x11 mm |
Moderate |
Low |
Very Low |
Handheld Drills, Screwdrivers |
Compact, cost-effective |
Lower load capacity |
| 6205 |
25x52x15 mm |
High |
High |
Low |
Angle Grinders, Circular Saws |
High load capacity, durable |
Heavier and bulkier |
Packaging Options
Deep groove ball bearings are typically available in two packaging options:
- Single Packing: Individual packaging for each bearing, ensuring protection and ease of handling.
- Industrial Packing: Bulk packaging for large quantities, suitable for industrial use and cost-effective.
- Additionally, manufacturers often accept custom packaging requests to meet specific customer needs.
Deep groove ball bearings, such as the 6004, 6202, and 6205, play a crucial role in the performance and longevity of electric tools. Each model offers unique advantages tailored to different applications, ensuring optimal functionality and efficiency. Whether for high-speed motors or heavy-duty tools, these bearings provide reliable support and durability.
By understanding the specific characteristics and applications of these bearings, manufacturers and users can make informed decisions to enhance the performance of their electric tools.
Technical Parameters of Industrail Motors Ball bearings:
|
Basic
Bearing
No.
|
Bore d
|
Outer Diameter D
|
Width W
|
Radius r
|
Basic Load
Rating KN
|
Maximum Run
out Speed
|
Weight
Kg/pc
|
|
|
Dynamic
|
Static |
Grease
|
Oil |
|
| mm |
inch |
mm |
inch |
mm |
inch |
mm |
inch |
C
|
CO
|
r/min
|
r/min
|
|
604
|
4
|
0.1575 |
12
|
0.4724 |
4
|
0.1575 |
0.2
|
0.008 |
0.97
|
0.36
|
43000
|
51000
|
0.002
|
|
605
|
5
|
0.1969 |
14
|
0.5512 |
5
|
0.1969 |
0.2
|
0.008 |
1.33
|
0.505
|
39000
|
46000
|
0.0035
|
|
606
|
6
|
0.2362 |
17
|
0.6693 |
6
|
0.2362 |
0.3
|
0.012 |
2.24
|
0.91
|
28000
|
36000
|
0.008
|
|
607
|
7
|
0.2756 |
19
|
0.7480 |
6
|
0.2362 |
0.3
|
0.012 |
2.24
|
0.91
|
28000
|
36000
|
0.008
|
|
608
|
8
|
0.3149 |
22
|
0.8661 |
7
|
0.2756 |
0.3
|
0.012 |
3.35
|
1.4
|
26000
|
34000
|
0.012
|
|
609
|
9
|
0.3543 |
24
|
0.9449 |
7
|
0.2756 |
0.3
|
0.012 |
3.4
|
1.45
|
22000
|
30000
|
0.014
|
|
6000
|
10
|
0.3937 |
26
|
1.0236 |
8
|
0.3150 |
0.3
|
0.012 |
4.55
|
1.96
|
20000
|
28000
|
0.019
|
|
6001
|
12
|
0.4724 |
28
|
1.1024 |
8
|
0.3150 |
0.3
|
0.012 |
5.1
|
2.39
|
19000
|
26000
|
0.021
|
|
6002
|
15
|
0.5906 |
32
|
1.2598 |
9
|
0.3543 |
0.3
|
0.012 |
5.6
|
2.84
|
18000
|
24000
|
0.03
|
|
6003
|
17
|
0.6693 |
35
|
1.3780 |
10
|
0.3937 |
0.3
|
0.012 |
6.8
|
3.35
|
17000
|
22000
|
0.039
|
|
6004
|
20
|
0.7874 |
42
|
1.6535 |
12
|
0.4724 |
0.6
|
0.024 |
9.4
|
5.05
|
15000
|
19000
|
0.069
|
|
6005
|
25
|
0.9843 |
47
|
1.8504 |
12
|
0.4724 |
0.6
|
0.024 |
10.1
|
5.85
|
13000
|
17000
|
0.08
|
|
6006
|
30
|
1.1811 |
55
|
2.1654 |
13
|
0.5118 |
1.0
|
0.039 |
13.2
|
8.3
|
12000
|
15000
|
0.116
|
|
Basic
Bearing
No.
|
Bore d
|
Outer Diameter D
|
Width W
|
Radius r
|
Basic Load Rating KN
|
Maximum Run out Speed
|
Weight
kg/pc
|
| mm |
inch |
mm |
inch |
mm |
inch |
mm |
inch |
Dynamic |
Static
|
Grease
|
Oil
|
|
|
C
|
CO |
r/min
|
r/min |
|
627
|
7
|
0.2756 |
22
|
0.8661 |
7
|
0.2756 |
0.3
|
0.012 |
3.35
|
1.4
|
26000
|
34000
|
0.013
|
|
628
|
8
|
0.3149 |
24
|
0.9448 |
8
|
0.3149 |
0.3
|
0.012 |
4
|
1.59
|
24000
|
32000
|
0.017
|
|
629
|
9
|
0.3543 |
26
|
1.0236 |
8
|
0.3149 |
0.3
|
0.012 |
4.55
|
1.96
|
22000
|
30000
|
0.02
|
|
6200
|
10
|
0.3937 |
30
|
1.1811 |
9
|
0.3543 |
0.6
|
0.024 |
5.1
|
2.39
|
19000
|
26000
|
0.032
|
|
6201
|
12
|
0.4724 |
32
|
1.2598 |
10
|
0.3937 |
0.6
|
0.024 |
6.1
|
2.75
|
18000
|
24000
|
0.037
|
|
6202
|
15
|
0.5906 |
35
|
1.3780 |
11
|
0.4331 |
0.6
|
0.024 |
7.75
|
3.6
|
17000
|
22000
|
0.045
|
|
6203
|
17
|
0.6693 |
40
|
1.5748 |
12
|
0.4724 |
0.6
|
0.024 |
9.6
|
4.6
|
16000
|
20000
|
0.066
|
|
6204
|
20
|
0.7874 |
47
|
1.8504 |
14
|
0.5512 |
1.0
|
0.039 |
12.8
|
6.65
|
14000
|
18000
|
0.106
|
|
6205
|
25
|
0.9843 |
52
|
2.0470 |
15
|
0.5906 |
1.0
|
0.039 |
14
|
7.85
|
12000
|
16000
|
0.128
|
|
6206
|
30
|
1.1811 |
62
|
2.4409 |
16
|
0.6299 |
1.0
|
0.039 |
19.5
|
11.3
|
10000
|
13000
|
0.199
|
|
Basic
Bearing
No.
|
Bore d
|
Outer Diameter D
|
Width W
|
Radius r
|
Basic Load Rating KN
|
Maximum Run out Speed
|
Weight
kg/pc
|
| Dynamic |
Static
|
Grease
|
Oil
|
|
| mm |
inch
|
mm |
inch |
mm |
inch |
mm |
inch |
C |
CO
|
r/min
|
r/min
|
|
635
|
5
|
0.1969 |
19
|
0.7480 |
6
|
0.2362 |
0.3
|
0.012 |
2.34
|
0.885
|
34000
|
40000
|
0.008
|
|
6300
|
10
|
0.3937 |
35
|
1.3780 |
11
|
0.4331 |
0.6
|
0.024 |
8.2
|
3.5
|
15000
|
21000
|
0.053
|
|
6301
|
12
|
0.4724 |
37
|
1.4567 |
12
|
0.4724 |
1.0
|
0.039 |
9.7
|
4.2
|
14000
|
20000
|
0.06
|
|
6302
|
15
|
0.5906 |
42
|
1.6535 |
13
|
0.5118 |
1.0
|
0.039 |
11.4
|
5.45
|
13000
|
18000
|
0.082
|
|
6303
|
17
|
0.6693 |
47
|
1.8504 |
14
|
0.5512 |
1.0
|
0.039 |
13.5
|
6.55
|
12000
|
17000
|
0.115
|
|
6304
|
20
|
0.7874 |
52
|
2.0472 |
15
|
0.5906 |
1.1
|
0.043 |
15.9
|
7.9
|
11000
|
15000
|
0.144
|
|
6305
|
25
|
0.9843 |
62
|
2.4409 |
17
|
0.6693 |
1.1
|
0.043 |
21.2
|
10.9
|
10000
|
13000
|
0.2193
|
|
6306
|
30
|
1.1811 |
72
|
2.8346 |
19
|
0.7480 |
1.1
|
0.043 |
26.7
|
15
|
8000
|
10000
|
0.3498
|
Ningbo Kent Bearing Co., Ltd
We are Ningbo Kent Bearing Co., Ltd, one of the leading high-quality bearing manufacturer and
supplier, established in 2003.
We registered the BUGAO Bearing trademark in 2003 and specialize in
deep groove ball bearings
for electric motors, automobiles, household appliances, power tools,
pumps, motorcycles, heavy vehicles,
machines and more.
The company has advanced assembly production lines and perfect
quality inspection center, and we
also passed ISO 9001: 2015 quality certification. We have an annual
production capacity of 30 million sets
of high quality bearing. Because of the company currently has more
than 20 automatic production lines,
all kinds of testing equipment and inspection equipment. We have
professional and technical personnel
with senior titles accounted for 20%. And we also continue to draw
domestic and foreign professional and
technical personnel. At present, we have own R&D center, which
has always been researching new
technology and more advanced equipment on bearing production and
inspection to improve the bearing's
quality and enhance the production efficiency. We have always been
aiming to make No.1 quality bearings
in the world.
