-- SKF Authorized Engineering Partner
Ensure smooth, reliable operation even under heavy loads with our 21317-21324cc W33 Self-Aligning Roller Bearings—crafted to minimize downtime and extend equipment life in demanding industrial environments. These high-quality bearings feature self-aligning capabilities that compensate for shaft misalignment, reducing stress on machinery components and preventing premature wear.
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Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Bearing Type | Spherical Plain Bearing |
| Model Number | GE30ES |
| Specification (d x D x B) | 30*47*22 mm |
| Material | Bearing Steel |
| Load Direction | Radial Spherical Plain Bearing |
| Lubrication Type | Self-lubricating |
| Sliding Contact | Steel-on-Steel |
| Outer Structure | Whole Outer Ring |
| Rod End | General |
| Features | High Precision, Long Life, Low Noise |
| Package | Neutral Packing Bearing |
| Trademark | BDL |
| Origin | China |
| HS Code | 8482101000 |
| Industry | Typical Applications |
|---|---|
| Construction Machinery | Engineering Hydraulic Cylinder |
| Heavy Industry | Forging Machine |
| Automation | Automation Equipment |
| Automotive | Automobile Shock Absorber |
| Water Conservancy | Water Conservancy Machinery |
Finding the right bearing for misaligned shafts can be frustrating. Many buyers struggle with premature wear from poor material quality or waste time coordinating multiple suppliers for different brands. When your equipment relies on smooth operation—whether in construction machinery or hydraulic systems—choosing the wrong bearing means costly downtime and maintenance.
The 21317-21324cc W33 self-aligning roller bearings solve these challenges with their ability to accommodate shaft misalignment, reducing stress on your equipment. Our ISO 9001 certified production ensures consistent quality, from raw material inspection to final dimension checks. With access to both our BDL brand and international series like SKF, NSK, and NTN, we simplify sourcing for applications ranging from engineering hydraulic cylinders to forging machines.
These bearings excel in radial load environments where shaft alignment is difficult to maintain—common in construction machinery and water conservancy equipment. The self-aligning design compensates for angular misalignment up to 2-3 degrees, while the W33 lubrication groove ensures proper grease distribution for long-term reliability. Whether operating in dusty construction sites or high-pressure hydraulic systems, the steel-on-steel sliding contact delivers the durability needed for continuous use.
The bearing steel construction provides high surface hardness, critical for resisting wear in heavy-load applications. The whole outer ring design enhances structural integrity, while the self-lubricating capability reduces maintenance intervals—a major advantage in hard-to-reach hydraulic cylinder installations. Precision manufacturing ensures dimensions (30*47*22 mm for the GE30ES model) match international standards, allowing seamless interchange with existing components. These features combine to deliver the low noise and long service life specified in demanding industrial settings.
Choosing a high-precision self-aligning roller bearing like the 21317-21324cc W33 series minimizes hidden costs. Inferior bearings with substandard material hardness often fail early, leading to unplanned shutdowns and potential damage to adjacent machinery. Our bearings undergo rigorous testing for dimension accuracy and surface treatment, ensuring they meet the load requirements of engineering equipment. By reducing replacement frequency and maintenance needs, these bearings lower your total cost of ownership over time.
Our production processes follow ISO 9001 standards, with comprehensive testing including raw material verification and成品硬度检测. Every bearing comes with a warranty against manufacturing defects, providing peace of mind for your critical applications. We maintain a diverse inventory of self-aligning roller bearings and other types, supporting low minimum order quantities and quick delivery. Whether you need standard models or custom specifications, our OEM/ODM capabilities ensure we can meet your exact requirements.
Whether you need the 21317-21324cc W33 series or other bearing types, provide us with your model number, dimensions, and quantity requirements. Our team will quickly confirm availability and pricing, helping you keep your project on schedule. With our extensive brand coverage and technical expertise, we’re your single source for reliable bearing solutions.
Q: Do you supply bearings from other brands besides BDL?
A: Yes, we offer a full range of international and domestic brands, including SKF, NSK, NTN, Koyo, and more. We can source specific brands as per your requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the 21317-21324cc W33 series.
Q: What is your warranty policy?
A: We provide a warranty against manufacturing defects. Specific terms are detailed in our sales contract, with coverage for replacement or refund in case of quality issues.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, including single-unit purchases for maintenance needs, with volume discounts available for larger orders.
Q: How quickly can you ship the bearings?
A: Most models are in stock and ship within 1-3 business days. For custom orders or rare models, lead times vary and will be confirmed at the time of inquiry.
Q: Do you offer custom bearing solutions?
A: Yes, we provide OEM/ODM services for custom bearings. Share your technical drawings or specifications, and we can produce bearings tailored to your application.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
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.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-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.
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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.
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