22348 22352 22356 CAK W33 Self-Aligning Roller Bearing SKF
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SKF
Cylindrical Roller Bearing
ISO 9001
TS 16949
Genuine SKF
50+ Countries
24h Response
-- SKF Authorized Engineering Partner
SKF High Precision Double Row Cylindrical Roller Bearing Nn3044 Nn3048 Nn3052 P5 P4 W33
Product Introduction
High precision double row cylindrical roller bearing with separated structure, suitable for radial load applications. Made of high-quality bearing steel, offering reliable performance and OEM/ODM service.
Product Parameters
| Model NO. | NN3044 |
| Structure | Cylindrical |
| Precision Rating | P0 P6 P5 P4 P2 |
| Specification | 220*340*90 mm |
| Material | Bearing Steel |
Technical Specifications
- Product Name
- SKF High Precision Double Row Cylindrical Roller Bearing Nn3044 Nn3048 Nn3052 P5 P4 W33
- Category
- Cylindrical Roller Bearing
- Quality Standard
- ISO 9001 / TS 16949
- Lead Time
- 8-12 Weeks Custom
- Minimum Order
- Negotiable
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
BDL High Precision Double Row Cylindrical Roller Bearing: Enhance Your Truck’s Performance
Upgrade your truck’s reliability with BDL NN3044 Double Row Cylindrical Roller Bearings. Engineered for heavy-duty applications, these bearings deliver exceptional load capacity and precision, ensuring smooth operation even under extreme conditions. Trusted by truck manufacturers worldwide, BDL bearings are the ideal choice for enhancing durability and reducing maintenance costs.
Core Specifications
| Model | NN3044 |
| Dimensions | 220*340*90 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4, P2 |
| Load Type | Radial Bearing |
| Structure | Double Row Cylindrical |
| Seal Type | Open |
| Lubrication | Oil, Grease, Dry |
| Separable | Yes |
| Origin | China |
Key Benefits for Truck Applications
• High Load Capacity: Handles heavy radial loads, perfect for truck axles and transmissions
• Precision Engineering: Minimizes vibration (V1-V4 ratings) for smoother rides and reduced wear
• Durable Construction: Premium bearing steel ensures long service life in harsh environments
• Easy Maintenance: Separable design allows quick inspection and lubrication
• OEM/ODM Support: Custom solutions available for specific truck models
Applications
Ideal for truck wheel hubs, gearboxes, drive shafts, and industrial transmission systems. Suitable for commercial vehicles, construction trucks, and heavy-duty transport fleets.
Quality Assurance
BDL bearings meet international standards with strict quality control processes. Each unit undergoes precision testing to ensure dimensional accuracy and performance reliability. backed by ISO certification and 100,000+ monthly production capacity.
Why Choose BDL?
Unlike standard bearings, BDL’s double row design offers higher rigidity and load distribution, making it superior for heavy truck applications. Our P4/P5 precision options provide tighter tolerances than competitors, reducing energy loss and extending component life.
FAQ
Q: What lubrication is recommended?
A: Oil or grease lubrication is recommended for optimal performance; dry operation suitable for low-speed applications.
Q: Can this bearing replace single row models?
A: Yes, provides higher load capacity as a direct upgrade in compatible assemblies.
Q: What’s the temperature range?
A: -40°C to 120°C (standard), special heat-resistant versions available on request.
Ready to improve your truck’s performance? Contact us now for a personalized quote and technical support!
Wind Power
Main shaft, gearbox, and generator bearings for onshore and offshore wind turbines. Engineered for 20+ year service life.
Mining & Heavy Industry
Crushers, conveyors, and processing equipment bearings designed to withstand shock loads and contaminated environments.
Steel & Metallurgy
Rolling mill and continuous casting bearings rated for extreme temperatures, heavy loads, and aggressive lubricants.
Automotive & EV
Hub units, transmission, and electric motor bearings meeting TS 16949 requirements for passenger and commercial vehicles.
Precision Machinery
Machine tool spindle and robotics bearings with P4/P2 accuracy class for ultra-precise positioning and minimal vibration.
General Industrial
Pumps, fans, compressors, and conveyor systems across all manufacturing sectors requiring reliable, cost-effective bearing solutions.
01
Authorized SKF Engineering Partner
Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
02
15+ Certified Engineers On-Staff
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
03
ISO 9001 & TS 16949 Certified QC
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
04
Global Logistics to 50+ Countries
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
24h
Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Application Design
EngineeringCustom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Failure Analysis
DiagnosticsRoot-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
Predictive Maintenance
IIoTIIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Custom Modification
CustomModified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
On-Site Installation
SupportCertified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Lifecycle Support
LifecycleLong-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
-- Get In Touch
Request a Technical Consultation & Quote
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Product Inquiry Form
Regarding: SKF High Precision Double Row Cylindrical Roller Bearing Nn3044 Nn3048 Nn3052 P5 P4 W33
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