-- SKF Authorized Engineering Partner
Ensure smooth, high-load operations with our reliable High Load Thrust Ball Bearing 51110-51115, designed to minimize friction and reduce noise in demanding applications like automobile and rolling mill systems. Crafted from premium bearing steel, this double-row bearing delivers exceptional durability to keep your machinery running longer with less downtime.
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| Parameter | Details |
|---|---|
| Bearing Type | Angular Contact Ball Bearing |
| Model Number | 3304 a-2RS1 |
| Separated | Unseparated |
| Rows Number | Double |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Seals Type | Zz 2RS Open |
| Precision Rating | P0 P6 P5 P4 P2 |
| Lubrication | Grease or Oil |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Weight | 0.5 Kg |
| Specification | 20*52*22.2 mm |
| Package Size | 6.2cm * 6.2cm * 3.2cm |
| Package Gross Weight | 0.5 Kg |
| Industry | Typical Applications |
|---|---|
| Automobile | Transmission systems, wheel hubs |
| Rolling Mill | Roller assemblies, drive mechanisms |
| Mine | Conveyor systems, crushing equipment |
| Metallurgy | Continuous casting machines, rolling stands |
Finding the right angular contact ball bearing for your equipment can be a hassle—especially when dealing with mismatched dimensions, unclear specifications, or limited brand options. Many buyers face delays because suppliers don’t stock the exact model, or end up with bearings that fail prematurely due to poor material quality. As someone who’s worked in the bearing industry for years, I know how critical it is to get this right the first time.
Our High Load Thrust Ball Bearing 51110-51115 series, including the 3304 a-2RS1 model, addresses these issues head-on. With ISO 9001 certified production processes, we ensure each bearing meets strict quality standards—from raw material inspection to final dimensional checks. The double-row angular contact design delivers robust radial load capacity, making it ideal for high-stress applications like automobile transmissions and rolling mill machinery. Plus, our extensive inventory means this model is in stock and ready to ship, eliminating unnecessary wait times.
This angular contact ball bearing excels in moderate to high-speed rotating applications with combined radial and axial loads. Its unseparated structure provides stability in dynamic environments, while the Zz 2RS Open seal options accommodate varying lubrication needs—whether grease or oil. Operating within standard industrial temperature ranges, it’s a reliable choice for continuous-duty equipment in mines, metallurgy plants, and automotive manufacturing where consistent performance is non-negotiable.
The 3304 a-2RS1’s precision rating options (P0 to P2) allow you to match the bearing to your equipment’s accuracy requirements—critical for minimizing vibration and extending service life. Made from high-grade bearing steel, it offers excellent surface hardness and wear resistance, reducing the risk of premature failure. The 20x52x22.2 mm dimensions follow international standards, ensuring compatibility with existing setups. For applications needing reduced maintenance, the sealed variants (2RS) help retain lubrication and prevent contamination, while open designs (Zz) suit environments where frequent relubrication is feasible.
Choosing the right angular contact ball bearing isn’t just about upfront cost—it’s about avoiding hidden expenses. A bearing with incorrect precision class or material can cause excessive vibration, leading to damage in adjacent components and unplanned downtime. Our 3304 a-2RS1 model, with its strict quality control, helps mitigate these risks. By adhering to ISO standards for dynamic load capacity and fatigue life, it delivers predictable performance, lowering long-term maintenance costs and improving overall equipment efficiency.
Every bearing in our inventory undergoes thorough testing, including dimensional accuracy checks, hardness testing, and surface finish inspections. We stand behind our products with a standard质保期, covering manufacturing defects for peace of mind. Beyond our own brand, we source from a wide network of international and domestic suppliers, so if you need a specific brand or hard-to-find model, we can procurement it to your exact specifications. With low minimum order quantities, we support both small-scale repairs and large production runs.
Don’t let bearing sourcing slow down your operations. Whether you need the 3304 a-2RS1 model or another specification, provide us with your required dimensions, quantity, and destination, and we’ll promptly share pricing and delivery details. With our extensive product range and global procurement network, we’re your one-stop solution for all bearing needs.
Q: Do you support procurement of other bearing brands or models?
A: Yes, we offer comprehensive sourcing services for all major international and domestic brands, as well as custom specifications. Simply provide the model or dimensions, and we’ll handle the rest.
Q: How can I confirm if this bearing fits my equipment?
A: Share your equipment’s required bearing dimensions (d x D x B), load requirements, and operating conditions. Our technical team will verify compatibility with the 3304 a-2RS1 or recommend alternatives if needed.
Q: What is your warranty policy for bearings?
A: We provide a standard质保期 against manufacturing defects. Specific terms are outlined in each order contract, ensuring clear coverage for your purchase.
Q: What is the minimum order quantity for this bearing?
A: We offer low minimum order quantities to support both small repairs and large-scale production, making it easy to order exactly what you need.
Q: How quickly can you ship the 3304 a-2RS1 bearing?
A: This model is in stock, so we can arrange shipment within 1-2 business days. Shipping time depends on your location and chosen logistics method.
Q: Do you offer OEM/ODM customization for bearings?
A: Yes, we support custom bearing manufacturing based on your drawings, specifications, or sample requirements. Contact us with details for a tailored solution.
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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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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