R2-5ZZ Bearing

 

R2-5zz deep groove ball bearing, the highest revolution can reach 38,000 revolutions, high temperature resistance of 200℃, can withstand high radial and axial loads. The R2-5ZZ aperture is 3.175 mm. Its outer diameter is 7.938 mm. R2-5zz bearing material is 52100 chrome steel, there are open without sealing ring, with iron sealing ring, butadiene rubber sealing ring three styles.

 

Inch deep groove ball bearings
Model	R2-5ZZ
Inside diameter (mm)	3.175
Outside diameter (mm)	7.938
The width (mm)	OPEN		2.779
	ZZ		3.571
The material	Inner ring	Gcr15	Testing standard	GB-T 305-1998
	Outer ring	Gcr15		GB-T 305-1998
	Steel ball	Gcr15		GB-T 305-1998
	Dust cover (ZZ)	SPCC/SUS		GB-T 305-1998
	Retainer (R)	SUS/MN		-
	Oil and grease	LY series		JB-T 8571-1997
	Resistance to high temperature (℃)	50~150		JB-T 8571-1997
Base rated load	Dynamic load Cr (N)		558
	Cor static load (N)		180
Application field	All kinds of micro motors, cooling fans, instruments and meters, printers, smart home, precision instruments, machinery and equipment, household appliances, medical equipment, fishing gear, mining machinery, elevator and accessories industry, precision machine tools and other fields
Our company can customize, develop and produce all kinds of non-standard bearings according to customer requirements.

 

 

Micromotor, medical equipment, robot industry, home appliance automation and industry, anemometer, cloud pool machine, gyroscope, synchronizer and servo system, gear box, sports and fitness equipment, beauty products, UAV and Model, fishing wheel, ATM machine, industrial encoder, optical encoder, office equipment printer, etc

1. Material Introduction and Precautions: The 80-R2-5ZZ bearing is typically made of high-quality stainless steel for the outer and inner rings. Stainless steel bearings provide excellent corrosion resistance, making them suitable for use in damp or corrosive environments. The outer and inner rings undergo heat treatment to enhance their hardness and wear resistance. Steel balls are used as rolling elements to reduce friction through rolling motion. The cage is usually made of steel or plastic and serves to retain and position the rolling elements.

 

When using the 80-R2-5ZZ bearing, it is important to consider the following precautions:

* Ensure the bearing is clean before installation to prevent any contaminants from entering and compromising its performance.

* Avoid excessive force during installation to prevent deformation or damage to the bearing. Use appropriate tools and techniques for proper installation.

* Maintain proper lubrication of the bearing using high-quality lubricants specifically designed for bearings. Follow the manufacturer's recommendations for lubrication intervals and quantities.

 

2. Application of the Model: The 80-R2-5ZZ bearing is suitable for various applications, including but not limited to:

* RC Models: Used in remote-controlled cars, helicopters, airplanes, and other radio-controlled Models.

* Dental Handpieces: Utilized in dental drills and handpieces for smooth and precise rotation.

* Miniature Machines: Suitable for small-scale machinery and equipment, such as miniature motors, small robots, and precision instruments.

 

3. Bearing Precision: The 80-R2-5ZZ bearing typically conforms to the ABEC-5 (P5) or ABEC-7 (P4) precision standards. These standards define the dimensional tolerances and operational precision of bearings. Bearings with ABEC-5 and ABEC-7 precision levels provide higher accuracy and reduced radial clearance, resulting in improved rotational performance and smoothness.

 

4. Lubricant Type: The 80-R2-5ZZ bearing requires the use of specialized bearing lubricants. Common types include mineral oil and synthetic oil. These lubricants provide excellent lubrication, wear resistance, and oxidation stability, reducing friction and protecting the bearing from premature wear and damage.

 

5. Installation and Fit:

* During installation of the 80-R2-5ZZ bearing, ensure that the bearing seat hole and the shaft dimensions match the outer and inner diameters of the bearing, respectively. Employ appropriate installation tools and methods to achieve proper seating, avoiding excessive force or misalignment.

* Choose the appropriate fit clearance and installation method to ensure a proper fit between the bearing and adjacent components. A proper fit ensures smooth operation and optimal load transfer for the bearing.

 

6. Frequently Asked Questions and Answers:

* Q1: What is the maximum load capacity of the 80-R2-5ZZ bearing?

A1: The maximum load capacity of the 80-R2-5ZZ bearing depends on its size and design, and accurate values can be obtained from the manufacturer's specifications.

 

* Q2: Can the 80-R2-5ZZ bearing withstand high temperatures?

A2: The 80-R2-5ZZ bearing is designed for general industrial temperature ranges. If high-temperature applications are required, it is recommended to use bearings specifically designed for high temperatures or implement appropriate protective measures such as using high-temperature lubricants or heat shields.

 

* Q3: What is the permissible speed limit for the 80-R2-5ZZ bearing?

A3: The permissible speed limit for the 80-R2-5ZZ bearing depends on various factors, including the bearing's design, lubrication, and operating conditions. It is important to consult the manufacturer's specifications for accurate speed limits.

Hot Tags: r2-5zz bearing, China r2-5zz bearing manufacturers, suppliers, factory, 1603ZZ 7 938 22 225 8 731mm, R2ZZ 3 175 9 525 3 967mm, R4AZZ Bearing, 1657ZZ Bearing, R4AZZ 6 35 19 05 7 142mm, R168ZZ 6 35 9 525 3 175mm