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71902 CE/P4ADBA Super Precision Angular Contact Ball Bearing with High Speed and P4A Precision Grade

Name: 71902 CE/P4ADBA Super Precision Angular Contact Ball Bearing with High Speed and P4A Precision Grade
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71902 CE/P4ADBA
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71902 CE/P4ADBA

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-4 weeks

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                                                                                                                                                Super Precision Angular Contact Ball Bearing, Single Row Angular Contact Bearing, CE/P4ADBA Precision Ball Bearing
                              

Part Number:	71902 CE/P4ADBA Angular Contact Ball Bearing	Structure:	Angular Contact
Seals Type:	Open (2RZ Available)	Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease,Oil	Replaceable With:	SKF, NSK ,7902 CE/P4ADBA
Coating:	Without	Sealing:	Without
Design:	High-speed E	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71902 CE/P4ADBA Angular Contact Ball Bearing
Structure:	Angular Contact
Seals Type:	Open (2RZ Available)
Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease,Oil
Replaceable With:	SKF, NSK ,7902 CE/P4ADBA
Coating:	Without
Sealing:	Without
Design:	High-speed E
Contact Type:	Normal Contact (two-point Contact)

71902 CE/P4ADBA Super Precision Angular Contact Ball Bearing with High Speed and P4A Precision Grade

71902 CE/P4ADBA Super Precision Single Row Angular Contact Ball Bearing

71902 CE/P4ADBA 15×28×14 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing - High Speed

Matched set of two super-precision, high-speed E design, single row angular contact ball bearings.

The 71902 CE/P4ADBA bearing features a bore diameter of 15 mm, outside diameter of 28 mm, and width of 14 mm. With precise dimensions, high static load capacity, and P4A precision grade, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	71902 CE/P4ADBA
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	15 mm
Inner Bore Diameter Tolerance	-0.004mm to 0
Outer Bore Diameter (D)	28 mm
Outer Bore Diameter Tolerance	-0.004mm to 0
Width (B)	14 mm (2×7mm)
Width Tolerance	-0.2mm to 0
Contact Angle	15° (25°, 40° Available)
Material	Chrome Steel
Cage Material	Phenolic
Number of Rows	2 (2×Single Row)
Seal Type	Open
Temperature Range	-30°C to 150°C
Number of bearings in matched set	2
Tolerance Class	P4A better than P4 (ABEC-7)
Weight	0.03 kg
Matched Arrangement	DB Back-to-back <> 2 bearings
Universal Matching Bearing	No
Preload	EL/Extra Light/Class A

Load and Speed Specifications

Dynamic Radial Load	5200 N
Static Radial Load	2750 N
Reference Speed For Grease (r/min)	75,000 rpm
Limiting Speed For Oil (r/min)	115,000 rpm

Performance Features

Very tight tolerances suitable for precise machinery
Ability to handle both radial and axial loads simultaneously
High-speed operation with stability
Low torque and friction for energy efficiency
Enhanced rigidity for accuracy under heavy loads
Durability with extended service life
Effective performance across a wide temperature range

Applications

The 71902 CE/P4ADBA bearing is widely used across various demanding industrial applications including:

Metallurgy - supporting high-load and high-speed machinery like rolling mills
Power generation - enhancing stability and longevity of generators and wind turbines
Steel production - withstanding extreme conditions in blast furnaces
Machine tool manufacturing - improving machining accuracy and stability
Mining - increasing reliability of digging and conveying equipment
Construction - ensuring safe operation of heavy machinery
Road construction - providing essential support for bulldozers and graders
Railways - enhancing speed and safety of trains

Certifications & Services

Certificates:
RoHS & REACH, IATF16949:2016

Features:
High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity

Services:
OEM & ODM Customized Services, Online Support, Professional Service

Sizes:
Standard sizes available, custom sizes upon request

Manufacturer:
Factory Manufacturer

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