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71908 CD/HCP4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter P4A Precision Grade and Hybrid Ceramic Balls

Name: 71908 CD/HCP4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter P4A Precision Grade and Hybrid Ceramic Balls
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71908 CD/HCP4A
Price: Negotiable USD
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71908 CD/HCP4A

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: 200000pcs per month

Get Best Price

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                71908 super precision angular contact bearing, 7908 single row ball bearing, HCP4A precision ball bearing with warranty
                              

Part Number:	71908 CD/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 7908CSN24TRP4
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71908 CD/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 7908CSN24TRP4
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71908 CD/HCP4A Super Precision Angular Contact Ball Bearing with 40 mm Bore Diameter P4A Precision Grade and Hybrid Ceramic Balls

71908 CD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7908

71908 CD/HCP4A 40×62×12 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed

Super-precision, high-capacity design, single row angular contact ball bearing.

The 71908 CD/HCP4A bearing features a bore diameter of 40 mm, outside diameter of 62 mm, and width of 12 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	71908 CD/HCP4A
Bearing Type	Angular Contact
Measurement Unit	Metric
Dimensions	Inner Bore Diameter (d): 40 mm Inner Bore Diameter Tolerance: -0.006mm to 0 Outer Bore Diameter (D): 62 mm Outer Bore Diameter Tolerance: -0.007mm to 0 Width (B): 12 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: 0.1 kg Matched Arrangement: No Universal Matching Bearing: No Preload: Not applicable
Load and Speed	Dynamic Radial Load: 12400 N Static Radial Load: 8500 N Reference Speed For Grease (r/min): 26,000 rpm Limiting Speed For Oil (r/min): 40,000 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 71908 CD/HCP4A precision angular contact ball bearing is widely used across multiple sectors, including:

Machine tools and precision machining equipment (electric spindles and high-speed machining centers)
Industrial machinery and pumps (centrifugal and high-pressure pumps)
Printing and packaging machinery (offset printing machines and labeling equipment)
Material processing equipment (ceramic building material processing machines and textile machinery)
Automotive and agricultural machinery (automotive steering knuckles and agricultural machinery components)
Laboratory and specialized equipment (laboratory mixers and electrodialysis devices)

This bearing ensures high precision, stable support, and long service life under various complex conditions. Its exceptional performance makes it an ideal choice for applications requiring high speed, high rigidity, and low friction.

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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