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71905 CD/HCP4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls for High Speed 70,000 rpm

Name: 71905 CD/HCP4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls for High Speed 70,000 rpm
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71905 CD/HCP4A
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71905 CD/HCP4A

Payment & Shipping Terms

Minimum Order Quantity: 1000

Price: Please contact us,thanks

Packaging Details: plastic bag,box,carton,pallet

Delivery Time: 2-3 weeks

Payment Terms: L/C,T/T

Supply Ability: 500000pcs per month

Get Best Price

Product Details

Product Description

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                                                                                                                                                                                                                                                                                                                                                                                71905 angular contact ball bearing, super precision ball bearing 7905, single row ball bearing HCP4A
                              

Part Number:	71905 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
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71905 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
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71905 CD/HCP4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls for High Speed 70,000 rpm

71905 CD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7905

71905 CD/HCP4A 25×42×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed

Super-precision, high-capacity, single row angular contact ball bearing. The 71905 CD/HCP4A bearing features a bore diameter of 25 mm, outside diameter of 42 mm, and width of 9 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.

Dimensions
Part Number	71905 CD/HCP4A
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	25 mm
Inner Bore Diameter Tolerance	-0.005mm to 0
Outer Bore Diameter (D)	42 mm
Outer Bore Diameter Tolerance	-0.006mm to 0
Width (B)	9 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	0.039 kg
Matched Arrangement	No
Universal Matching Bearing	No
Preload	Not applicable
Load and Speed
Dynamic Radial Load	6760 N
Static Radial Load	4000 N
Reference Speed For Grease (r/min)	45,000 rpm
Limiting Speed For Oil (r/min)	70,000 rpm

Performance Features of 71905 CD/HCP4A Bearing

High Precision

Very tight tolerances suitable for precise machinery applications

Dual Load Capacity

Handles both radial and axial loads simultaneously

High-Speed Operation

Maintains stability at high rotational speeds

Energy Efficient

Low torque and friction for reduced energy consumption

Enhanced Rigidity

Maintains accuracy under heavy loads

Extended Durability

Long service life with reliable performance

Temperature Resilience

Effective performance across wide temperature range

Applications of the 71905 CD/HCP4A Bearing

The 71905 CD/HCP4A bearing is a versatile and reliable component used across a wide range of industries. It excels in demanding industrial environments where high reliability and performance are crucial.

Mechanical Processing Equipment

Horizontal rubber machinery
Leather processing devices
Electronic component forming machines
Beverage production lines

Industrial Applications

Twisting testing machines
Waste incinerators
Industrial sewing machines
Plastic pipe extrusion equipment

Machine Tool Spindle Bearings

Excels as a spindle bearing in machine tools, where its medium-speed heavy-duty capability and ultra-precision are crucial for machining centers and grinding machines.

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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71905 CD/HCP4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade and Hybrid Ceramic Balls for High Speed 70,000 rpm

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