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{"title":"S7000 ACE\/HCP4A Super Precision P4A High Speed 150,000 rpm Angular Contact Ball","imgUrl":"https:\/\/img.chinax.com\/nimg\/f9\/35\/239082c7cb6f1489e13e1116c503-200x200-1\/s7000_ace_2fhcp4a_super_precision_p4a_high_speed_150_2c000_rpm_angular_contact_ball_bearing_with_hybrid_ceramic_balls.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"S7000 ACE\/HCP4A","Certification":"IATF16949:2016","Place of Origin":"China"}}
{"title":"71901 CD\/P4ADBB Super Precision High Capacity Single Row Angular Contact Ball","imgUrl":"https:\/\/img.chinax.com\/nimg\/a1\/19\/083862c653ebcbcd6e6031fa9611-200x200-1\/71901_cd_2fp4adbb_super_precision_high_capacity_single_row_angular_contact_ball_bearing_with_p4a_precision_grade.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"71901 CD\/P4ADBB","Certification":"IATF16949:2016","Place of Origin":"China"}}
{"title":"S7008 CE\/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7008 2RZ","imgUrl":"https:\/\/img.chinax.com\/nimg\/ed\/b2\/7405ddc7f8121712a4e9488c10ff-200x200-1\/s7008_ce_2fhcp4a_super_precision_single_row_angular_contact_ball_bearing_7008_2rz.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"S7008 CE\/HCP4A","Certification":"IATF16949:2016","Place of Origin":"China"}}
{"title":"71903 ACD\/HCP4A Super Precision Angular Contact Ball Bearing with 17 mm Bore","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/b5\/7991cdc0a85ecd064ed090914835-200x200-1\/71903_acd_2fhcp4a_super_precision_angular_contact_ball_bearing_with_17_mm_bore_diameter_p4a_precision_grade_and_hybrid_ceramic_bal.jpg","attrs":{"Structure":"Angular Contact","Delivery Time":"2-4 weeks","Part Number":"71903 ACD\/HCP4A Angular Contact Ball Bearing","Lubrication":"Grease,Oil"}}
{"title":"71910 ACD\/P4A Super Precision Single Row Angular Contact Ball Bearing with","imgUrl":"https:\/\/img.chinax.com\/nimg\/66\/4d\/846e0eaeb6ee849f1df52890ce7a-200x200-1\/71910_acd_2fp4a_super_precision_single_row_angular_contact_ball_bearing_with_50x72x12_mm_dimensions_and_high_static_load_capacity.jpg","attrs":{"Structure":"Angular Contact","Lubrication":"Grease,Oil","Part Number":"71910 ACD\/P4A Angular Contact Ball Bearing","Brand Name":"CNBTZC or OEM"}}
{"title":"7000 ACE\/P4A Super Precision High Speed Single Row Angular Contact Ball Bearing","imgUrl":"https:\/\/img.chinax.com\/nimg\/a1\/19\/083862c653ebcbcd6e6031fa9611-200x200-1\/7000_ace_2fp4a_super_precision_high_speed_single_row_angular_contact_ball_bearing_with_p4a_precision_grade_and_10_2a26_2a8_mm_dime.jpg","attrs":{"Brand Name":"CNBTZC or OEM","Model Number":"7000 ACE\/P4A","Certification":"IATF16949:2016","Place of Origin":"China"}}
Four-point contact ball bearings are a special type of rolling bearing with the following features:
High load capacity: The four-point contact design enables the bearing to simultaneously support both axial and radial loads, optimizing load distribution and enhancing load-carrying capacity and rigidity.
Long service life: This design reduces friction and energy consumption, thereby extending the bearing’s operational life.
Wide range of applications: Four-point contact ball bearings are widely used in critical components across industries such as automotive and aerospace, and are suitable for various applications including compressors, pumps, and retarders.
Future development: Future advancements will focus on new materials, precision manufacturing, and intelligent technologies, expanding their use into emerging fields such as new energy.
Part Number
Inner Diameter
Outer Diameter
Width
Basic Load Rating(N)
Contact Angel
Chamfer
Weight
(d)
(D)
(B)
Cor
Cr
rs(min)
(KG)
4P6804
20
32
7
2230
3480
25°
0.3
0.02
4P6805
25
37
7
2940
4280
25°
0.3
0.022
4P6806
30
42
7
3150
4000
25°
0.3
0.026
4P6807
35
47
7
3600
4270
25°
0.3
0.03
4P6808
40
52
7
3890
4400
25°
0.3
0.033
4P6809
45
58
7
4170
4510
25°
0.3
0.04
4P6906
30
47
9
5010
7240
25°
0.3
0.05
4P6907
35
55
10
7160
10400
25°
0.6
0.075
4P6909
45
68
12
10140
13480
25°
0.6
0.128
Our standard four-point contact bearings feature a one-piece inner ring, giving them an external appearance similar to deep groove ball bearings. However, the key difference lies in the internal geometry: the raceways are shaped with a gothic arch profile, enabling four distinct contact points between the balls and the rings. This design allows the bearing to effectively support combined axial and radial loads in both directions.
For applications requiring higher load capacity, we also offer an optional version with a split inner ring, enhancing performance under more demanding conditions.
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...
Beining Intelligent Technology
Precision Bearings for High-Performance Industries
At Beining Intelligent Technology, we design and manufacture precision bearings for high-demand applications in:
CNC Machine Tool Spindles
Robotics
Motors
With a focus on quality, automation, and...