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S71905 ACE/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade 25x42x9 mm High Speed E Design

Name: S71905 ACE/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade 25x42x9 mm High Speed E Design
Brand: Beining Intelligent Technology (Zhejiang) Co., Ltd
SKU: S71905 ACE/P4A
Availability: InStock

Product Details

Place of Origin: China

Brand Name: CNBTZC or OEM

Certification: IATF16949:2016

Model Number: S71905 ACE/P4A

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: 5000000pcs per month

Get Best Price

Product Details

Product Description

Highlight: 
                                                                                                                                                                                                                                                                                                                                                                                Super Precision Angular Contact Bearing, 7905 2RZ Ball Bearing, Single Row Precision Ball Bearing
                              

Part Number:	S71905 ACE/P4A Angular Contact Ball Bearing	Structure:	Angular Contact
Seals Type:	Sealed,Seal On Both Sides,2RZ	Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease	Replaceable With:	SKF, NSK
Coating:	Without	Sealing:	Without
Design:	High-speed E	Contact Type:	Normal Contact (two-point Contact)

Part Number:	S71905 ACE/P4A Angular Contact Ball Bearing
Structure:	Angular Contact
Seals Type:	Sealed,Seal On Both Sides,2RZ
Ring Type:	One-piece Inner And Outer Rings
Lubrication:	Grease
Replaceable With:	SKF, NSK
Coating:	Without
Sealing:	Without
Design:	High-speed E
Contact Type:	Normal Contact (two-point Contact)

S71905 ACE/P4A Super Precision Angular Contact Ball Bearing with P4A Precision Grade 25x42x9 mm High Speed E Design

S71905 ACE/P4A Super Precision Single Row Angular Contact Ball Bearing 7905 2RZ

Product Overview

S71905 ACE/P4A 25×42×9 mm Super Precision High Capacity Single Row Angular Contact Ball Bearing Hybrid Ceramic Balls High Speed

Super-precision, high-speed E design, single row angular contact ball bearing with seals. Featuring precise dimensions, high static load capacity, P4A precision grade, delivers superior performance and reliability for applications requiring high rotational accuracy and stability.

Technical Specifications

Part Number	S71905 ACE/P4A
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
Contact Angle	25° (15°, 40° Available)
Material	Chrome Steel
Cage Material	Phenolic
Number of Rows	1 Single Row
Seal Type	Seal on both sides
Temperature Range	-30°C to 150°C
Lubrication	Grease
Tolerance Class	P4A better than P4 (ABEC-7)
Weight	0.042 kg
Dynamic Radial Load	5070 N
Static Radial Load	2650 N
Reference Speed For Grease	44,000 rpm
Limiting Speed For Oil	68,000 rpm

Product Images

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 S71905 ACE/P4A bearing is a high-precision angular contact ball bearing essential for various industries due to its reliability and performance. It is used in critical applications within:

Steel, aluminum, chemical, and cement production
Wind turbines and mining equipment for energy generation
Automotive manufacturing for enhanced engine performance
Speed regulation and power transmission systems
Port machinery and metallurgical equipment
Elevators, plastic machinery, and compressors

Certifications & Services

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

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