High-Performance Single Row Tapered Roller Bearings for Industry

• Customization: Available
• Bearing Type: Single Row Tapered Roller Bearing
• Tapered Angle: Typically Between 10° to 30° (Depends on S
• Model NO.: LM12749-LM12711
• Roller Type: Tapered Rollers
• Material: Bearing Steel (Chrome Steel)
• Load Capacity: Designed for Combined Radial and Axial Loads
• Cage Material: Steel, Brass, or Polymer (Depends on Model)
• Seal Type: Open, Shielded, or Sealed (Varies by Design)
• Precision Class: ABEC 1, 3, 5, or ISO Classes
• Common Series Examples: 30200, 30300, 32000, 32200 Series
• 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
• Package Size: 10.00cm * 2.00cm * 10.00cm
• Package Gross Weight: 0.020kg

Product Description

Key Features of Single Row Tapered Roller Bearing Inch Series

(Custom configurations available upon request.)

Tapered Roller Design
The rollers and raceways are tapered, allowing the bearing to support combined radial and axial (thrust) loads.
Single Row Construction
Consists of one row of tapered rollers, providing a compact design suitable for various applications.
High Load Capacity
Designed to carry heavy radial loads and significant axial loads in one direction.
Separable Components
The inner ring (cone), outer ring (cup), and rollers are separable, making installation, inspection, and maintenance easier.
Durability and Reliability
Made of high-quality bearing steel for strength, wear resistance, and long service life.
Standardized Inch Dimensions
Manufactured according to inch series standards, compatible with many machinery and replacement parts.
Versatility
Widely used in automotive, industrial gearboxes, transmissions, agricultural machinery, and heavy equipment.
Precision and Performance
Available in various precision classes to meet different performance requirements.
Cage Options
Can have steel, brass, or polymer cages depending on application needs.
Lubrication Compatibility
Suitable for grease or oil lubrication depending on operating conditions.

Bearing Type	Single Row Tapered Roller Bearing
Series	Inch Series (Standard inch dimensions)
Inner Diameter (ID)	Varies (e.g., 0.5" to 10" or more)
Outer Diameter (OD)	Varies according to ID and series
Width	Varies (dependent on bearing size)
Tapered Angle	Typically between 10° to 30° (depends on series)
Roller Type	Tapered rollers
Material	Bearing steel (chrome steel)
Load Capacity	Designed for combined radial and axial loads
Cage Material	Steel, brass, or polymer (depends on model)
Seal Type	Open, shielded, or sealed (varies by design)
Precision Class	ABEC 1, 3, 5, or ISO classes
Common Series Examples	30200, 30300, 32000, 32200 series
Speed Rating	Depends on size, lubrication, and application
Typical Applications	Automotive, gearboxes, transmissions, heavy machinery
Tolerance Class	Usually P0 or P6

Bearing Model	Dimensions(mm)			Weight(kg)
	d	D	B
LM11749 – LM11710	17.462	39.878	14.605	0.090
LM11949 – LM11910	19.05	45.237	16.637	0.120
LM12749 – LM12711	21.987	45.974	16.637	0.120
LM72849 – LM72810	22.606	47	15.5	0.130
L44643 – L44610	25.4	50.292	14.732	0.130
L44649 – L44610	26.988	50.292	14.732	0.120
L45449 – L45410	29	50.292	14.732	0.110
LM67048 – LM67010	31.75	59.131	16.764	0.180
M12649 – M12610	21.43	50.005	18.288	0.170
M12648 – M12610	22.225	50.005	18.288	0.160
M84249 – M84210	25.4	59.53	23.114	0.330
HM88630 – HM88610	25.4	72.233	25.4	0.570
M88043 – M88010	30.162	68.262	22.225	0.400
M86649R – M86610	30.162	64.292	21.432	0.240
09062 – 09195	15.875	49.225	21.539	0.190
07098 – 07196	24.981	50.005	14.26	0.110
07097 – 07196	25	50.005	14.26	0.110
07100 – 07196	25.4	50.005	14.26	0.110

07100 – 07204	25.4	51.994	14.26	0.140
02474 – 02420	28.575	68.262	22.225	0.410
02872 – 02820	28.575	73.025	22.225	0.480
2580 – 2520	31.75	66.421	25.357	0.400
02476 – 02420	31.75	68.262	22.225	0.380
17580R – 17520	15.875	42.862	16.67	0.120
17580R – 17520	15.875	42.862	16.67	0.120
12580 – 12520	20.638	49.225	19.845	0.180
1280 – 1220	22.225	57.15	22.225	0.280
1380 – 1329	22.225	53.975	20.168	0.210
1779 – 1729	23.812	56.896	19.837	0.240
17098 – 17244	24.981	62	16.566	0.270
15101 – 15250	25.4	63.5	20.638	0.310
15101 – 15243	25.4	61.912	20.638	0.290
15100 – 15245	25.4	62	20.638	0.300
15106 – 15245	26.988	62	20.638	0.290
15580 – 15523	26.988	60.325	17.462	0.260
15590 – 15520	28.575	57.15	17.462	0.200
1988R – 1922	28.575	57.15	19.355	0.230
15112 – 15245	28.575	62	20.638	0.270

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.

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.

Ceramic bearing

Stainless steel bearing

Hybrid ceramic bearing

Many years of experience in bearing business

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

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