Durable Spherical Roller Bearings for 22300 and 21300 Models

US$2.00-25.00 5 Pieces (MOQ)
Product Details
Customization: Available
Rolling Body: Roller Bearings
The Number of Rows: Double
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Wuxi Lowifar Technology Co., Ltd
Jiangsu, China
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Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
Durable Spherical Roller Bearings for 22300 and 21300 Models pictures & photos
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
  • Durable Spherical Roller Bearings for 22300 and 21300 Models
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Product Description

Company Info.
Overview

Basic Info.

Model NO.
21307
Outer Dimension
Small and Medium-Sized (60-115mm)
Material
Bearing Steel
Spherical
Non-Aligning Bearings
Load Direction
Radial Bearing
Separated
Unseparated
Bearing Type
Spherical Roller Bearing
Operating Angle
up to 1° to 2° Angular Misalignment Tolera
Cage Material
Steel, Brass, or Polyamide Cages
Load Capacity
Designed for Combined Radial and Axial Loads
Seal Type
Open, Shielded, or Sealed Options
Precision Class
ABEC 1, 3, 5, or ISO Classes
Operating Temperature
Typically -30°C to +120°C
Typical Applications
Automotive, Gearboxes, Heavy Machine
Transport Package
Sealed in Plastic Bags, Packed in Foam-Lined Boxes
Specification
Gcr15
Trademark
LOWIFAR
Origin
China
HS Code
848230
Production Capacity
50000PCS/Year

Packaging & Delivery

Package Size
10.00cm * 2.00cm * 10.00cm
Package Gross Weight
0.020kg

Product Description

Key Features of 22200 22300 21300 Series Spherical Roller Bearing
(Custom configurations available upon request.)
High Load-Bearing Capacity
Designed to handle heavy radial loads and moderate axial loads in both directions, suitable for demanding applications.
Self-Aligning Design
Spherical roller and raceway geometry allow the bearings to accommodate misalignment and shaft deflection without reducing performance.
Durable Construction
Made from high-quality bearing steel for excellent wear resistance, durability, and long service life under heavy loads.
Versatile Cage Materials
Available with steel, brass, or polyamide cages to meet various operational needs and conditions.
Compact Design Options
The 21300 series is designed with a compact structure, ideal for applications with space limitations.
Sealing and Shielding Options
Available in open, sealed, or shielded designs to protect against contamination and ensure reliable operation.
Wide Range of Sizes
Offers a broad range of bore and outer diameters to accommodate various industrial requirements.
Temperature Resilience
Operates effectively within a typical range of -30°C to +120°C, depending on lubrication and material.
Low Friction and Efficient Operation
Precision-engineered rollers and raceways reduce friction and vibration, improving energy efficiency and reducing noise.
Applications
Commonly used in industries such as mining, construction, industrial machinery, power generation, and material handling.

22200 Series
22300 Series
21300 Series
Bearing Type
Spherical Roller Bearing
Spherical Roller Bearing
Spherical Roller Bearing
Design
Self-aligning, dual-row rollers
Self-aligning, dual-row rollers
Self-aligning, dual-row rollers
Typical Bore Diameter Range
~20 mm to 260 mm
~40 mm to 260 mm
~20 mm to 120 mm
Outer Diameter Range
~47 mm to 480 mm
~90 mm to 540 mm
~47 mm to 260 mm
Width Range
~18 mm to 120 mm
~33 mm to 145 mm
~19 mm to 60 mm
Load Capacity
High radial load, moderate axial load
Very high radial load, moderate axial load
High radial load, moderate axial load
Misalignment Capability
Up to 1° to 2° angular misalignment
Up to 1° to 2° angular misalignment
Up to 1° angular misalignment
Material
High-quality chrome steel
High-quality chrome steel
High-quality chrome steel
Cage Material
Steel, brass, or polyamide cages
Steel, brass, or polyamide cages
Steel, brass, or polyamide cages
Sealing Options
Open or sealed
Open or sealed
Open or sealed
Operating Temperature
-30°C to +120°C
-30°C to +120°C
-30°C to +120°C
Applications
Industrial equipment, mining, construction
Mining, heavy machinery, power generation
Compact machinery, material handling
Precision Classes
ISO P0 to P6, ABEC standards
ISO P0 to P6, ABEC standards
ISO P0 to P6, ABEC standards
Lubrication
Grease or oil
Grease or oil
Grease or oil
Bearing Model
Dimensions(mm)
Basic Load Rating(kN)
Limiting Speed(rpm)
Weight(kg)
d
D
B
Dyn.C
Stat.Co
Grease
Oil
21306
30
72
19
51.5
49.4
5800
7800
0.42
21307
35
80
21
63.1
61.3
5000
6700
0.56
21308
40
90
23
82.8
82.2
4500
6100
0.78
21309
45
100
25
102
103
4000
5400
1.04
21310
50
110
27
121
124
3700
4900
1.33
21311
55
120
29
158
191
3300
4500
1.56
21312
60
130
31
173
204
3100
4100
1.93
21313
65
140
33
198
239
2800
3800
2.41
21314
70
150
35
312
286
2700
3500
2.95
21315
75
160
37
250
321
2500
3300
3.51
21316
80
170
39
275
339
2100
2800
4.14
21317
85
180
41
304
387
2200
2900
4.91
21318
90
190
43
347
443
2100
2800
5.71
21319
95
200
45
373
480
1900
2600
7.05
21320
100
215
47
414
528
1800
2400
8.67



























Bearing Model
Dimensions(mm)
Weight(kg)

Weight(kg)
d
D
B
Stat.Co
22205
25
52
18
0.174
12900
580
22206
30
62
20
0.270
14000
645
22206
30
62
20
0.260
16000
740
22207
35
72
23
0.410
18000
895
22208
40
80
23
0.520
20800
1050
22209
45
85
23
0.564
22400
1250
22210
50
90
23
0.618
490
4.4
22211
55
100
25
0.840
585
5.55
22212
60
110
28
1.114
695
7.8
22213
65
120
31
1.550
780
8.55
22214
70
125
31
1.584
900
10.5
22215
75
130
31
1.610
1200
16
22216
80
140
33
2.058
1370
20.5
22217
85
150
36
2.470
1500
21.5
22218
90
160
40
3.344
1760
27.5
22219
95
170
43
4.000
2080
34.5
22220
100
180
46
4.894
2360
42.5
22222
110
200
53
7.100
2750
53
Bearing Model
Dimensions(mm)
Weight(kg)
d
D
B
22308
40
90
33
0.994
22309
45
100
36
1.374
22310
50
110
40
1.850
22311
55
120
43
2.250
22312
60
130
46
2.788
22313
65
140
48
3.520
22314
70
150
51
4.206
22315
75
160
55
5.108
22316
80
170
58
6.090
22317
85
180
60
6.840
22318
90
190
64
8.392
22319
95
200
67
9.964
22320
100
215
73
12.36
22322
110
240
80
17.27
22324
120
260
86
21.00
22326
130
280
93
27.00
22328
140
300
102
33.80
22330
150
320
108
40.60
High-Precision Ceramic and Stainless Steel Bearings Manufacturer
Delivering exceptional quality and precision, our ceramic and stainless steel bearings are engineered to meet the diverse needs of industries worldwide. Trusted for durability and performance, we are your reliable partner in advanced bearing solutions.
Specification
Applications
Aerospace: High-performance bearings for aircraft engines and systems.
Automotive: Durable solutions for engines, transmissions, and electric vehicles.
Medical Equipment: Precision bearings for surgical tools and diagnostic devices.
Industrial Machinery: Robust bearings for heavy-duty operations in manufacturing and production.
Renewable Energy: Specialized bearings for wind turbines and solar tracking systems.
Food & Beverage: Corrosion-resistant bearings for hygienic and reliable operations.
 
Key Configurations
Ceramic Bearings: Offering high temperature resistance, low friction, and excellent corrosion resistance.
Custom Designs: Tailored bearing solutions to meet specific application requirements.
High-Precision Tolerances: Ensuring consistent performance in demanding applications.
Maintenance-Free Options: Sealed bearings for enhanced durability and reduced downtime.
Durable Spherical Roller Bearings for 22300 and 21300 Models
Production Process
1) Premium-grade ceramic and stainless steel materials are sourced to meet stringent quality standards.
2) Advanced CNC and grinding machines shape the bearing components to achieve tight tolerances and smooth finishes.
3) Precision polishing ensures low friction and optimal performance for both ceramic and stainless steel bearings.
4)Bearings are carefully assembled in a clean, controlled environment to maintain integrity and precision.
5) Rigorous quality checks, including dimensional accuracy, surface finish, and load testing, are performed to ensure every bearing meets or exceeds industry standards.
Durable Spherical Roller Bearings for 22300 and 21300 Models
Durable Spherical Roller Bearings for 22300 and 21300 Models
Durable Spherical Roller Bearings for 22300 and 21300 Models
Ceramic bearing
Stainless steel bearing
Hybrid ceramic bearing
Many years of experience in bearing business

Durable Spherical Roller Bearings for 22300 and 21300 Models
After Sales Service
Technical Support: Expert guidance for installation, maintenance, and troubleshooting to ensure optimal performance.
Warranty Assurance: Coverage for manufacturing defects, providing peace of mind with every purchase.
Customized Solutions: Tailored advice and modifications to address specific operational challenges or requirements.
Prompt Response: Dedicated support team available to address inquiries and resolve issues quickly and effectively.
Company Profile
Durable Spherical Roller Bearings for 22300 and 21300 Models

At LOWIFAR Bearings, we specialize in designing and manufacturing a wide range of precision, high-quality ball bearings and tapered roller bearings. Our products are designed to meet the demands of heavy agricultural machinery, textile machinery, various engineering applications, motors, automobiles, computers, electric appliances, power tools, pumps, and more.
With over ten years of experience in bearing production, LOWIFAR is a trusted manufacturer dedicated to providing custom-made bearing solutions to meet your unique requirements.
Our experienced and professional team ensures that we deliver products of the highest quality. We are proud to have exported our bearings to numerous countries and regions worldwide, including Europe, North America, India, Thailand, South Korea, Mexico, Turkey, Argentina, Russia, and many others.
Our bearings have earned a strong reputation for reliability and performance among our global customer base. We invite customers, business partners, and friends from all over the world to connect with us for mutually beneficial cooperation.
FAQ
1. What are ceramic bearings?
Ceramic bearings are bearings made from advanced ceramic materials such as Zirconia (ZrO2) or Silicon Nitride (Si3N4). They are known for their high strength, wear resistance, and ability to perform in extreme conditions.
2. What are the advantages of ceramic bearings over steel bearings?
Ceramic bearings offer several advantages, including:
  Higher Durability: Resistant to wear, corrosion, and high temperatures.
  Lighter Weight: Up to 40% lighter than steel bearings.
  Non-Magnetic & Electrically Insulating: Ideal for sensitive applications.
  Low Friction: Reduces energy loss and heat generation.
3. In which industries are ceramic bearings commonly used?
Ceramic bearings are widely used in:
  Packaging equipment
  Renewable energy (e.g., wind turbines)
  Aerospace and automotive
  Medical devices
  Chemical processing
  High-precision tools
4. Can ceramic bearings handle high temperatures?
Yes, ceramic bearings are highly resistant to heat and can operate in temperatures exceeding 1,000°C, depending on the material used.
5. Are ceramic bearings suitable for corrosive environments?
Absolutely! Ceramic bearings are non-reactive to most chemicals, making them ideal for use in highly corrosive environments.
6. What is the lifespan of ceramic bearings?
Ceramic bearings typically last much longer than steel bearings due to their wear resistance and durability. However, the exact lifespan depends on the operating conditions and maintenance practices.
7. How do I maintain ceramic bearings?
Ceramic bearings require minimal maintenance, but to ensure longevity:
  Use the correct lubrication when necessary.
  Keep them clean and free from contaminants.
  Follow proper installation procedures.
8. Do you provide customized ceramic bearings?
Yes, we offer tailored ceramic bearing solutions to meet your specific application requirements. Contact us to discuss your needs.
9. What sizes and types of ceramic bearings do you offer?
We supply a wide range of sizes and configurations, including ball bearings, roller bearings, and hybrid bearings. Check our product catalog or contact us for more details
10. How can I place an order or request a quote?
Simply visit our Contact Us page, fill out the inquiry form, or reach out to us directly via email or phone. Our team will respond promptly with the information you need

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