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71902 CDGA/HCP4A Super Precision Angular Contact Ball Bearing with 15° Contact Angle and Hybrid Ceramic Balls P4A Precision Grade

Name: 71902 CDGA/HCP4A Super Precision Angular Contact Ball Bearing with 15° Contact Angle and Hybrid Ceramic Balls P4A Precision Grade
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71902 CDGA/HCP4A
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71902 CDGA/HCP4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 30 days

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

Get Best Price

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                71902 CDGA/HCP4A angular contact bearing, super precision ball bearing 7902, single row angular contact bearing
                              

Part Number:	71902 CDGA/HCP4A 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 CDGA/HCP4A
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71902 CDGA/HCP4A 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 CDGA/HCP4A
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71902 CDGA/HCP4A Super Precision Angular Contact Ball Bearing with 15° Contact Angle and Hybrid Ceramic Balls P4A Precision Grade

71902 CDGA/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7902

71902 CDGA/HCP4A 15×28×7 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed

Super-precision, high-capacity, universally matchable single row angular contact ball bearing. The 71902 CDGA/HCP4A bearing features a bore diameter of 15 mm, outside diameter of 28 mm, and width of 7 mm. With precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls, it delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	71902 CDGA/HCP4A
Bearing Type	Angular Contact
Measurement Unit	Metric
Dimensions	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): 7 mm Width Tolerance: -0.2mm to 0
Specifications	Contact Angle: 15° (25°, 40° Available) Material: Hybrid (Chrome Steel Rings, Ceramic Balls) Cage Material: Phenolic Number of Rows: 1 Single Row Seal Type: Open Temperature Range: -30°C to 150°C Lubrication: Grease or Oil Tolerance Class: P4A better than P4 (ABEC-7) Weight: 0.014 kg Matched Arrangement: EL/Extra Light/Class A Universal Matching Bearing: Yes, back-to-back (<>), face-to-face (><) or tandem (>>) DB, DF, DT 2 bearings Preload: Not applicable
Load and Speed	Dynamic Radial Load: 3970 N Static Radial Load: 1900 N Reference Speed For Grease: 70,000 rpm Limiting Speed For Oil: 110,000 rpm

Performance Features

Engineered for high-precision and high-performance applications
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 CDGA/HCP4A bearing is renowned for its high precision and load capacity, making it essential in various demanding industrial applications. It is prominently used in:

Machine tool industry: machining centers, milling machines, lathes, and grinding machines
Equipment for cutting or polishing stone and glass
Semiconductor industry: fault detection units on silicon wafers with high accuracy
Marine gyro stabilizers and telescopes
Racing and supercar wheel hubs
Medical devices where reliability and precision are paramount

Its versatile performance ensures optimal functionality across a broad spectrum of applications, from manufacturing and astronomy to automotive and healthcare sectors.

Certifications & Services

CERTIFICATE	RoHS & REACH, IATF16949:2016
Feature	High Speed and Stiffness, High Running Accuracy, High Load Carrying Capacity
Service	OEM & ODM Customized Services
Samples	Please Contact Us
Service	Online Support, Professional Service
Size	Standard, For custom sizes, please contact us
Factory Manufacturer	Yes

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