Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing

Product Details
Customization: Available
Contact Angle: 15°
Aligning: Non-Aligning Bearing
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  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
  • Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing
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  • Overview
  • Company Profile
  • FAQ
Overview

Basic Info.

Model NO.
B7008-C-T-P4S-UL
Separated
Unseparated
Rows Number
Single
Load Direction
Radial
Material
Bearing Steel
Product Name
Angualr Contact Ball Bearing
Model
7008/B7008-C-T-P4s-UL
Application
CNC Machine Spindle
Feature
Super Precision
Quality
High Quality.High Precision.High Performance
Transport Package
in Individual Packing Box
Specification
40x68x15 mm
Trademark
Optional
Origin
China
HS Code
8482500090
Production Capacity
50000 Piece Per Year

Product Description

Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing 

1. Type: angular contact ball bearing

2. Specification:

Part number B7008-C-T-P4S-UL
Roller diameter 40 mm
Roller width 68 mm
Stud diameter 15 mm

 

3. Packing: individual packing box

4. Material: chrome steel
5. Application:cnc machine and so on
6. Features:

P4 precision
15 degree contact angle 
Phenolic or nylon cage
Competitive price
DD DF matching type possible
Fast delivery

7.Bearing photos:
Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle BearingSuper Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle BearingSuper Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle BearingSuper Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing

We also supply following angular contact ball bearings:

Bearing No.

d(mm)

D(mm)

B(mm)

H708C.T.HQ1.P4A

8

22

7

H709C.T.HQ1.P4A

9

24

7

H7000C.T.HQ1.P4A

10

26

8

H7001C.T.HQ1.P4A

12

28

8

H7002C.T.HQ1.P4A

15

32

9

H7003C.T.HQ1.P4A

17

35

10

H7004C.T.HQ1.P4A

20

42

12

H7005C.T.HQ1.P4A

25

47

12

H7006C.T.HQ1.P4A

30

55

13

H7007C.T.HQ1.P4A

35

62

14

H7008C.T.HQ1.P4A

40

68

15

H7009C.T.HQ1.P4A

45

75

16

H7010C.T.HQ1.P4A

50

80

16

H7011C.T.HQ1.P4A

55

90

18

H7012C.T.HQ1.P4A

60

95

18

H7013C.T.HQ1.P4A

65

100

18

H7014C.T.HQ1.P4A

70

110

20

H7015C.T.HQ1.P4A

75

115

20

H7016C.T.HQ1.P4A

80

125

22

H7017C.T.HQ1.P4A

85

130

22

H7018C.T.HQ1.P4A

90

140

24

H7019C.T.HQ1.P4A

95

145

24

H7020C.T.HQ1.P4A

100

150

24

 

If you want to buy these bearings,just feel free to contact us.

Company Profile

Super Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle BearingSuper Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle BearingSuper Precision Angular Contact Ball Bearing 7008 B7008-C-T-P4s-U Spindle Bearing

FAQ

How do I determine the correct contact angle for my Angular Contact Ball Bearing application?

Choosing the right contact angle for an Angular Contact Ball Bearing is crucial for optimal performance. The contact angle, typically ranging from 15° to 40°, determines the bearing's axial load capacity. Lower angles (e.g., 15°-25°) are suited for applications with moderate axial loads but require high-speed rotation, such as in electric motors. Higher angles (e.g., 30°-40°) can withstand heavier axial loads, making them ideal for gearboxes or pumps. Understanding the specific operational requirements, including load type and magnitude, rotational speed, and precision needs, will guide you in selecting the Angular Contact Ball Bearing with the most appropriate contact angle.

 

What is preload, and why is it important in the context of Angular Contact Ball Bearings?

Preload in Angular Contact Ball Bearings refers to intentionally introducing a slight axial load during assembly to remove play between the balls and races, enhancing rigidity and precision. This is particularly important in high-precision machinery like CNC machines, where minimal backlash and high stability are required. By carefully adjusting the preload, the bearing's running accuracy and stiffness can be optimized. However, excessive preload can lead to increased friction, heat generation, and reduced bearing life. Therefore, a balanced preload setting is vital to exploit the full potential of Angular Contact Ball Bearings without compromising their longevity.

 

How should Angular Contact Ball Bearings be mounted and maintained to ensure longevity?

Proper mounting and maintenance are key to maximizing the service life of Angular Contact Ball Bearings. These bearings are often used in pairs (back-to-back, face-to-face, or tandem arrangements) to manage bidirectional thrust loads. During installation, ensure they are mounted with the correct orientation and preload, following the manufacturer's guidelines. Lubrication with a high-quality grease or oil, compatible with the operating temperature and speed, is essential. Regular inspection for signs of wear, noise, or vibration, along with timely lubrication replenishment, helps prevent premature failure. Remember, maintaining clean and controlled operating environments also significantly contributes to the longevity of Angular Contact Ball Bearings. 

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