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71903 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 2RZ

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71903 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 2RZ

Brand Name : CNBTZC or OEM

Model Number : 71903 ACD/P4A

Certification : IATF16949:2016

Place of Origin : China

MOQ : 1000

Price : Please contact us,thanks

Payment Terms : L/C,T/T

Supply Ability : 500000pcs per month

Packaging Details : plastic bag,box,carton,pallet

Delivery Time : 2-4 weeks

Part Number : 71903 ACD/P4A Angular Contact Ball Bearing

Structure : Angular Contact

Seals Type : Open (2RZ available)

Ring type : One-piece inner and outer rings

Lubrication : Oil or Grease

Replaceable With : SKF, NSK S7903A5TRP4

Coating : Without

Sealing : Without

Design : High-capacity D

Contact type : Normal contact (two-point contact)

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71903 ACD/P4A 17*30*7 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing High Speed

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

The 71903 ACD/P4A bearing,bore diameter is 17 mm, outside diameter is 30 mm,width is 7 mm,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.

Part Number 71903 ACD/P4A
Bearing Type Angular Contact
Measurement Unit Metric
Dimensions Inner Bore Diameter (d) 17 mm
Inner Bore Diameter Tolerance -0.004mm to 0
Outer Bore Diameter (D) 30 mm
Outer Bore Diameter Tolerance -0.005mm to 0
Width (B) 7 mm
Width Tolerance -0.2mm to 0
Specifications Contact Angle 25° (15°,40° Available)
Material Chrome Steel
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 0.017 kg
Matched Arrangement No
Universal Matching Bearing No
Preload Not applicable
Load and Speed Dynamic Radial Load 3970 N
Static Radial Load 2000 N
Reference Speed For Grease (r/min) 48,000 rpm
Limiting Speed For Oil(r/min) 75,000 rpm

71903 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 2RZ

71903 ACD/P4A Super Precision Single Row Angular Contact Ball Bearing 7903 2RZ

What's the Performance Features of 71903 ACD/P4A Bearing?

The 71903 ACD/P4A angular contact ball bearing is engineered for high-precision and high-performance applications, featuring very tight tolerances suitable for precise machinery, the 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.

What's the Applications of the 71903 ACD/P4A Bearing?

The 71903 ACD/P4A bearing is renowned for its high precision and load capacity, making it indispensable in a wide range of industries including pharmaceutical packaging machinery, forging presses, chemical reactors, sludge scrapers, gear reducers, blow molding machines, agricultural machinery, abrasive pumps, textile instruments, submersible pumps, and various chemical equipment. Additionally, it excels in specialized applications such as electrical components, air compressors, automotive engines, steel rolling mills, ship propeller shafts, and precision timepieces. Its ability to ensure stable and accurate performance under demanding conditions highlights its critical role in enhancing operational efficiency and reliability across these diverse sectors.

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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