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Ningbo Kent Bearing Co., Ltd

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China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling
China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling

  1. China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling
  2. China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling
  3. China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling
  4. China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling
  5. China Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling

Chrome Steel 686 ZZ Bearing P0 P6 P5 P4 686 2RS Bearing For Electrical Tooling

  1. MOQ: Negotiable
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T
Supply Ability 30,000,000 sets per year
Delivery Time 2-5days
Packaging Details Single/Barrel/Individual packing, Industrial/Tube Packing, Custom Packing
Bearing Material Chrome Steel
Precision of bearing P0, P6, P5, P4
Seal & Sheild Open, Z, ZZ, RZ, 2RZ, RS, 2RS
Noise level of bearing Z1V1, Z2V2, Z3V3,Z4V4
Clearance of bearing C2, C0, C3, C4
Bearing life Up to 10 years
HS code 8482102000
Bearing Name 686 ZZ Bearing
Packaging Individual packing, Tube packing, Custom packing
OEM Service Customization Welcomed
Brand Name BUGAO
Model Number 686
Certification ISO9001:2015
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 30,000,000 sets per year
Delivery Time 2-5days Packaging Details Single/Barrel/Individual packing, Industrial/Tube Packing, Custom Packing
Bearing Material Chrome Steel Precision of bearing P0, P6, P5, P4
Seal & Sheild Open, Z, ZZ, RZ, 2RZ, RS, 2RS Noise level of bearing Z1V1, Z2V2, Z3V3,Z4V4
Clearance of bearing C2, C0, C3, C4 Bearing life Up to 10 years
HS code 8482102000 Bearing Name 686 ZZ Bearing
Packaging Individual packing, Tube packing, Custom packing OEM Service Customization Welcomed
Brand Name BUGAO Model Number 686
Certification ISO9001:2015 Place of Origin China
High Light Chrome Steel 686 ZZ Bearing686 ZZ Bearing P6P5 686 2RS Bearing

686 ZZ, 686 2RS Deep Groove Ball Bearings, Thick Chrome Steel, Bearing For Electrical Tooling

The Chrome Steel 686 ZZ Bearing is a high-performance, precision ball bearing designed for use in electrical tooling and other high-speed applications. Available in multiple precision grades (P0P6P5, and P4) and configurations (686 ZZ for double metal shields and 686 2RS for double rubber seals), this bearing offers exceptional durability, smooth operation, and contamination protection. Made from chrome steel, it provides excellent resistance to wear and corrosion, ensuring long-lasting performance in demanding environments. The compact size and high-speed capability make it ideal for electrical tools, small motors, and precision equipment.



Key Features:

  • Type: Single Row Deep Groove Ball Bearing

  • Material: Chrome Steel (high wear and corrosion resistance)

  • Shields/Seals:

    • 686 ZZ: Double Metal Shields 

    • 686 2RS: Double Rubber Seals

  • Precision Grades: P0 (standard), P6 (high precision), P5 (ultra-high precision), P4 (super precision)

  • Load Capacity: Handles both radial and axial loads

  • Application Focus: Electrical tooling, small motors, and precision equipment



Performance Highlights:

  1. High Precision: Available in P0P6P5, and P4 precision grades to meet specific application requirements, ensuring smooth and quiet operation.

  2. Contamination Protection:

    • 686 ZZ: Double metal shields provide dustproof protection.

    • 686 2RS: Double rubber seals offer dustproof and water-resistant protection.

  3. High-Speed Capability: Designed for high-speed applications, making it ideal for electrical tools and small motors.

  4. Durability: Chrome steel construction ensures resistance to wear and corrosion, extending the bearing's lifespan.

  5. Compact Design: The small size of the 686 bearing makes it perfect for compact applications like electrical tools and precision equipment.



Dimensions:

Parameter Value (mm)
Inner Diameter (d) 6 mm
Outer Diameter (D) 13 mm
Width (B) 5 mm


Applications:

The Chrome Steel 686 ZZ Bearing P0/P6/P5/P4 686 2RS Bearing is designed for high-speed and precision applications. Key uses include:

  1. Electrical Tooling: Used in power tools, drills, and grinders for smooth and efficient operation.

  2. Small Motors: Ideal for compact motors in appliances, drones, and hobbyist projects.

  3. Precision Equipment: Suitable for high-accuracy machinery such as CNC machines and robotics.

  4. Household Appliances: Used in fans, blenders, and other small appliances requiring quiet operation.

  5. Hobbyist Projects: Perfect for DIY projects requiring compact, high-performance bearings.



Advantages:

  • High Precision: Choose from P0P6P5, or P4 precision grades to match specific application needs.

  • Contamination Protection:

    • 686 ZZ: Double metal shields for dustproof protection.

    • 686 2RS: Double rubber seals for dustproof and water-resistant protection.

  • High-Speed Performance: Optimized for high-speed operation, ensuring smooth and efficient performance.

  • Durability: Chrome steel construction ensures resistance to wear and corrosion, extending bearing life.

  • Compact Size: The small and lightweight design is ideal for compact applications like electrical tools and small motors.



Technical Parameters of Power Tool 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


 

Applications of Power Tool Ball Bearings:


Customization:

  • We can printing your brand (logo,artwork)on the shield or laser engraving your brand on the shield.

  • We can custom your packaging according to your design.

  • All copyright owned by clients and we promised don't disclose any information.




Packing and Shipping:

  • The deep groove ball bearings will be securely packaged individually, or tube packing or packed as customization packing

  • Shipping method is negotiable. 

  •  包装-600x600-0.jpg



Other Technical Data of Ball Bearings


image.png






ABEC-1 Tolerance Class ABEC-1 (P0)

Inner Ring

Tolerance in um/s

d mm

Δdmp

9

Vdp²)0,1 Diameter Series

2,3,4

Vdmp

Kia

ΔBs

Vbs

over

including

high

low

max

max

max

high

low

max

1)0.6

2.5

0

-8

10

8

6

6

10

0

-40

12

2.5

10

0

-8

10

8

6

6

10

0

-120

15

10

18

0

-8

10

8

6

6

10

0

-120

20

18

30

0

-10

13

10

8

8

13

0

-120

20

30

50

0

-12

15

12

9

9

15

0

-120

20

50

80

0

-15

19

19

11

11

20

0

-150

25


Outer Ring

Tolerance in um/s

D mm

Δdmp

VDp2)4)Open Bearings Diameter   Series

Capped Bearings2)3)

Vdmp

Kia

ΔBs

Vbs

9

0,1

2,3,4

2,3,4

over

including

high

low

max

max

max

high

low

max

1)2.5

6

0

-8

10

8

6

10

6

15

Identical to   ΔBs and VBs of inner ring of same bearing

6

18

0

-8

10

8

6

10

6

15

18

30

0

-9

12

9

7

12

7

15

30

50

0

-11

14

11

8

16

8

20

50

80

0

-13

16

13

10

20

10

25

80

120

0

-15

19

19

11

26

11

35

120

150

0

-18

23

23

14

30

14

40



ABEC-3 Tolerance Class ABEC-3 (P6)

Inner Ring

Tolerance in um/s

d mm

Δdmp

9

Vdp²)0,1 Diameter Series

2,3,4

Vdmp

Kia

ΔBs

Vbs

over

including

high

low

max

max

max

high

low

max

11)0.6

2.5

0

-7

9

7

5

5

5

0

-40

12

2.5

10

0

-7

9

7

5

5

6

0

-120

15

10

18

0

-7

9

7

5

5

7

0

-120

20

18

30

0

-8

10

8

6

6

8

0

-120

20

30

50

0

-10

13

10

8

8

10

0

-120

20

50

80

0

-12

15

15

9

9

10

0

-150

25

Outer Ring

Tolerance in um/s

D mm

Δdmp

VDp2)4)Open Bearings   Diameter Series

Capped Bearings2)3)

Vdmp

Kia

ΔBs

Vbs

9

0,1

2,3,4

2,3,4

over

including

high

low

max

max

max

high

low

max

1)2.5

6

0

-7

9

7

5

9

5

8

Identical to   ΔBs and VBs of inner ring of same bearing

6

18

0

-7

9

7

5

9

5

8

18

30

0

-8

10

8

6

10

6

9

30

50

0

-9

11

9

7

13

7

10

50

80

0

-11

14

11

8

16

8

13

80

120

0

-13

16

16

10

20

10

18

120

150

0

-15

19

19

11

25

11

20



ABEC-5 Tolerance Class ABEC-5 (P5)

Inner Ring

Tolerance in um/s

d mm

Δdmp

Vdp²)Diameter   Series

Vdmp

Kia

Sd

Sis3)

ΔBs

Vbs

9

0,1,2,3,4

over

including

high

low

max

3

max

max

max

High

Low

max

1)0.6

2.5

0

-5

5

4

3

4

7

7

0

-40

5

2.5

10

0

-5

5

4

3

4

7

7

0

-40

5

10

18

0

-5

5

4

3

4

7

7

0

-80

5

18

30

0

-6

6

5

3

4

8

8

0

-120

5

30

50

0

-8

8

6

4

5

8

8

0

-120

5

50

80

0

-9

9

7

5

5

8

8

0

-150

6

Outer Ring

Tolerance in um/s

D mm

Δdmp

Vdp²)Diameter   Series

Vdmp

Kia

SD4)     SD15)

Sea4)5)

ΔBs

Vbs

9

0,1,2,3,4

over

including

high

low

max


max

max

max

High

Low

max

1)2.5

6

0

-5

5

4

3

5

8

8


5

6

18

0

-5

5

4

3

5

8

8

5

18

30

0

-6

6

5

3

6

8

8

5

30

50

0

-7

7

5

4

7

8

8

5

50

80

0

-9

9

7

5

8

8

10

6

80

120

0

-10

10

8

5

10

9

11

8

120

150

0

-11

11

8

6

11

10

13

8



ABEC-7 Tolerance Class ABEC-7 (P4)

Inner Ring

Tolerance in um/s

d mm

Δdmp

Δds

Vdp²)Diameter   Series

Vdmp

Kia

Sd

Sia

ΔBs

Vbs

7,8,9

1,7,2,3,4

over

including

high

low

high

low

max

max

max

max

max

High

low

Low

max

1)0.6

2.5

0

-4

0

-4

4

3

2

2.5

3

3

0

-40

-40

2.5

2.5

10

0

-4

0

-4

4

3

2

2.5

3

3

0

-40

-40

2.5

10

18

0

-4

0

-4

4

3

2

2.5

3

3

0

-80

-80

2.5

18

30

0

-5

0

-5

5

4

2.5

3

4

4

0

-120

-120

2.5

30

50

0

-6

0

-5

6

4

3

4

4

4

0

-120

-120

3

50

80

0

-7

0

-5

7

5

3.5

4

5

5

0

-150

-150

4

Outer Ring

Tolerance in um/s

D mm

Δdmp

Δds

Vdp²)Diameter   Series

Vdmp

Kia

Sd

Sia

ΔBs

Vbs

7,8,9

1,7,2,3,4

over

including

high

low

high

low

max

max

max

max

max

High

low

max

1)2.5

6

0

-4

0

-4

4

3

2

3

4

5

Identical to   ΔBs and VBs of inner ring of same bearing

2.5

6

18

0

-4

0

-4

4

3

2

3

4

5

2.5

18

30

0

-5

0

-5

5

4

2.5

4

4

5

2.5

30

50

0

-6

0

-6

6

5

3

5

4

5

2.5

50

80

0

-7

0

-7

7

5

3.5

5

4

5

3

80

120

0

-8

0

-8

8

6

4

6

5

6

4

120

150

0

-9

0

-9

9

7

5

7

5

7

5



noise.png






Tolerance Data for Vibration of Single Bearing

D

V

V1

V2

V3

V4

mm

Low

Medium

High

Low

Medium

High

Low

Medium

High

Low

Medium

High

Low

Medium

High

3,4

80

44

44

60

35

32

48

26

22

31

16

15

28

10

10

5,6

110

72

60

74

48

40

58

36

30

35

21

18

32

11

11

7,8,9

130

96

80

92

66

54

72

48

40

44

28

24

38

12

12

10,12

160

120

100

120

80

70

90

60

50

55

35

30

45

14

15

15

210

150

120

150

100

85

110

78

60

65

46

35

52

18

18

17

210

150

120

150

100

85

110

78

60

65

46

35

52

25

25

20

260

190

150

180

125

100

130

100

75

80

60

45

60

25

25

22,25

260

190

150

180

125

100

130

100

75

80

60

45

60

30

32

28

260

190

150

180

125

100

130

100

75

80

60

45

60

35

40

30,32

300

240

190

200

150

130

150

120

100

90

75

60

70

35

40

35

300

240

190

200

150

130

150

120

100

90

75

60

70

42

45

40

360

300

260

240

180

160

180

150

130

110

90

80

82

50

50

45

360

300

260

240

180

160

180

150

130

110

90

80

82

60

60

50

420

320

320

280

200

200

210

160

160

125

100

100

95

70

70


Maximum Vibration Acceleration of Single Bearing

D

Diameter   Series(0)

Diameter   Series(2) Diameter Series(3)

mm

Z

Z1

Z2

Z3

Z

Z1

Z2

Z3

Z4

Z

Z1

Z2

Z3

Z4

3

35

34

32

28

36

35

32

30

-

37

36

33

31

-

4

35

34

32

28

36

35

32

30

-

37

36

33

31

-

5

37

36

34

30

38

37

34

32

-

39

37

35

33

-

6

37

36

34

30

38

37

34

32

-

39

37

35

33

-

7

39

38

35

31

40

38

36

34

-

-

-

-

-

-

8

39

38

35

31

40

38

36

34

-

-

-

-

-

-

9

41

40

36

32

42

40

37

35

-

-

-

-

-

-

10

43

42

38

33

44

42

39

35

30

37

44

40

37

32

12

44

43

39

34

45

43

39

35

30

47

45

40

37

32

15

45

44

40

35

46

44

41

36

31

48

46

42

38

33

17

46

44

40

35

47

45

41

36

31

49

47

42

38

33

20

47

45

41

36

48

46

42

38

33

50

48

43

39

34

22

47

45

41

36

48

46

42

38

33

50

48

43

39

34

25

48

46

42

38

49

47

43

40

36

51

49

44

41

37

28

49

47

43

39

50

48

44

41

37

52

50

45

42

38

30

49

47

43

39

50

48

44

41

37

52

50

45

42

38

32

50

48

44

40

51

49

45

42

38

53

51

46

43

39

35

51

49

45

41

52

50

46

43

39

54

52

47

44

40

40

53

51

46

42

54

52

47

44

40

56

54

49

45

41

45

55

53

48

45

56

54

49

46

43

58

56

51

47

44

50

57

54

50

47

58

55

51

48

45

60

57

53

49

46

55

59

56

52

49

60

57

53

50

47

62

59

54

51

48

60

61

58

54

51

62

59

54

51

48


61

56

53

50


Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2003

  • Ecer Certification:

    Verified Supplier

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, ... 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, ...

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Get in touch with us

  • Reach Us
  • Ningbo Kent Bearing Co., Ltd
  • No.5, Tangchuangyuan, Yangshan Industrial Zone, Ditang Sub-district, Yuyao City, Ningbo City, Zhejiang Province
  • https://www.motor-bearings.com/

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