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71911 CD/HCP4A Super Precision Angular Contact Ball Bearing with Hybrid Ceramic Balls and P4A Precision Grade for High Speed Operation

Name: 71911 CD/HCP4A Super Precision Angular Contact Ball Bearing with Hybrid Ceramic Balls and P4A Precision Grade for High Speed Operation
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: 71911 CD/HCP4A
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: 71911 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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                                                                                                                                                                                                                                                                                                                                                                                7911 precision angular contact bearing, single row ball bearing CD/HCP4A, super precision ball bearing 71911
                              

Part Number:	71911 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 7911CSN24TRP4
Coating:	Without	Sealing:	Without
Design:	High-capacity D	Contact Type:	Normal Contact (two-point Contact)

Part Number:	71911 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 7911CSN24TRP4
Coating:	Without
Sealing:	Without
Design:	High-capacity D
Contact Type:	Normal Contact (two-point Contact)

71911 CD/HCP4A Super Precision Angular Contact Ball Bearing with Hybrid Ceramic Balls and P4A Precision Grade for High Speed Operation

71911 CD/HCP4A Super Precision Single Row Angular Contact Ball Bearing 7911

71911 CD/HCP4A 55×80×13 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 featuring precise dimensions, high static load capacity, P4A precision grade, and hybrid ceramic balls. Delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Product Specifications

Part Number	71911 CD/HCP4A
Bearing Type	Angular Contact
Measurement Unit	Metric
Inner Bore Diameter (d)	55 mm
Inner Bore Diameter Tolerance	-0.007mm to 0
Outer Bore Diameter (D)	80 mm
Outer Bore Diameter Tolerance	-0.007mm to 0
Width (B)	13 mm
Width Tolerance	-0.2mm to 0
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	Oil, Grease
Tolerance Class	P4A better than P4 (ABEC-7)
Weight	0.15 kg
Dynamic Radial Load	19500 N
Static Radial Load	14600 N
Reference Speed For Grease	19,000 rpm
Limiting Speed For Oil	30,000 rpm

Product Images

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 wide temperature range

Application Areas

Machine Tool Industry

Machining centers (horizontal and vertical)
Lathes
Grinders
Drilling machines

Meets requirements for medium-speed heavy-load applications, ensuring high precision and reliability in machining operations.

Industrial Equipment

Hot Blast Stoves & Drying/Curing Equipment
Coal Crushers
Winding and Twisting Machinery
Marking Machines & Slotting Machines
Acid Mist Purifiers
Oilfield Equipment
Precision Instruments & Meters
Energy-Saving Smelting Furnaces
Speed Reducers

Mining & Construction Equipment

Mining Survey Instruments
Hoisting Equipment
Air Flotation Equipment
Sand Making Machines
Needle Wheel Reducers
Trimmers (Cutters)
Cable Carriers (Drag Chains)
Sand Mills

Metallurgy & Manufacturing

Gearbox Bearing Seats in Rolling Mills
Candy Processing Machines
Plastic Packaging Machines
Gear Hobbing Machines
Plastic Extruders
Wire Drying Machines

Agricultural & Food Processing

Planting Machinery
Punching Machines
Canned Food Processing Equipment
Cooling Pipes & Pipeline Pumps

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

If you need more detailed information, feel free to ask!

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