Description
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | Double Row Angular Contact Ball Bearing |
| Separated | Separated |
| Rows Number | Double |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Precision Rating | P0 P2 P4 P5 P6 |
| Type | Ball |
| Structure | Angular Contact |
| Cage | Steel Cage.Copper Cage.Nylon Cage |
| Lubrication | Oil Grease |
| Transport Package | Carton Pallet |
| Specification | As Your Request |
| Trademark | SKF |
| Origin | Jiangsu China |
| Production Capacity | 1000000 |
Application Industries
| Industry | Typical Equipment |
|---|---|
| Construction Machinery | Excavators, Loaders, Cranes, Bulldozers |
| Heavy Machinery | Conveyors, Crushers, Mixers, Presses |
Stop Equipment Downtime with SKF 3312-a High Load Double Row Angular Contact Ball Bearing
Construction machinery operators know the cost of bearing failure—unplanned downtime, missed project deadlines, and expensive repairs. When heavy loads and continuous operation push equipment to its limits, using substandard bearings can cut service life by 50% or more. Finding a reliable source for genuine high load bearings that can handle tough job site conditions often means coordinating with multiple suppliers, each with their own lead times and quality standards.
Genuine SKF 3312-a Bearings in Stock for Immediate Delivery
As an official SKF authorized distributor, we stock the High Load Double Row Angular Contact Ball Bearing 3312-a specifically designed for construction machinery. Our WMS real-time inventory system ensures we have your required bearings ready to ship, eliminating the long lead times associated with direct manufacturer orders. Each unit undergoes our ISO 9001 three-level quality inspection before leaving our warehouse, guaranteeing it meets SKF’s strict performance standards for heavy machinery applications.
Engineered for Heavy Loads in Construction Environments
The SKF 3312-a Double Row Angular Contact Ball Bearing excels in applications where both radial and axial loads are present, such as in the gearboxes and hydraulic systems of construction equipment. Its double row design provides higher load capacity compared to single row bearings, making it ideal for excavator booms, loader arms, and crane turrets that require consistent performance under variable loads. The bearing’s separated structure allows for easy mounting and dismounting, simplifying maintenance in the field.
Technical Features That Maximize Machinery Uptime
The 3312-a Bearing’s construction from high-grade bearing steel ensures durability in harsh conditions, while its precision rating options (P0 to P6) allow customization based on equipment requirements. P0 precision suits general construction applications, while P5 or P6 grades offer tighter tolerances for high-precision machinery. The choice of steel, copper, or nylon cages provides flexibility—steel cages for high-temperature environments, nylon cages for reduced noise in operator cabins. Lubricated with high-performance oil grease, the bearing maintains optimal friction levels even during extended operation, reducing heat buildup and extending service intervals.
Why Genuine SKF Bearings Deliver Lower Total Cost of Ownership
Counterfeit bearings may offer lower upfront prices, but they often fail prematurely under heavy loads, leading to unplanned downtime that can cost thousands in lost productivity. A single bearing failure in a critical construction machine component can halt an entire project. Our genuine SKF 3312-a bearings are backed by SKF’s engineering expertise, ensuring they meet the exact load and speed specifications for your equipment. By investing in authentic Double Row Angular Contact Bearings, you reduce the risk of premature failure, lower maintenance costs, and extend the operational life of your machinery—ultimately delivering a lower total cost of ownership over time.
Your Trusted Partner for Construction Machinery Bearings
With over 10 years of experience as a professional SKF bearing solution provider, we serve 2,000+ clients across 60+ countries, with strong presence in Belt & Road regions including Russia, UAE, and Saudi Arabia. Our official authorized supply chain ensures every 3312-a Bearing can be traced back to SKF’s manufacturing facilities, and we provide complete authorization documents for compliance in large engineering projects. Our technical team offers personalized application solutions, helping you select the right bearing for your specific machinery and operating conditions. When you work with us, you gain a single point of contact for all your bearing needs, from quotation to delivery and after-sales support.
Packaging & Shipping
- Original SKF packaging with carton pallet for secure transport
- 3-7 working days delivery for in-stock items
- Global door-to-door logistics via DHL, FedEx, UPS, air, or sea freight
- Real-time logistics tracking provided for all shipments
- Minimum order quantity of 1 piece, supporting emergency maintenance needs
Get Your SKF 3312-a Bearing Today
Don’t let bearing issues delay your construction projects. Send us your required quantity and application details, and our team will provide a quotation within one working day. With our ready inventory, we can ship your SKF 3312-a High Load Double Row Angular Contact Ball Bearing immediately, getting your machinery back to work faster.
Frequently Asked Questions
Q: Are these genuine SKF bearings?
A: Yes, we are an official authorized SKF distributor. Every bearing can be traced to the正品 supply chain, and we provide complete authorization documents upon request.
Q: How do I confirm if the 3312-a is suitable for my equipment?
A: Provide your machinery model, load requirements, and operating conditions. Our technical team will verify compatibility and offer free选型 support.
Q: What is your warranty policy?
A: All bearings come with SKF’s原厂 warranty. Manufacturing defects are covered by unconditional replacement or refund.
Q: What is the minimum order quantity?
A: We accept orders for 1 piece, making us ideal for emergency maintenance and small-batch requirements.
Q: How long does shipping take to my location?
A: In-stock bearings ship within 3-7 working days. Logistics options include DHL, FedEx, UPS, air, or sea freight based on your urgency and location.
Q: How can I verify the authenticity of the bearing?
A: Check the packaging for SKF’s holographic labels, laser-etched part numbers, and scan the QR code for verification on SKF’s official website. We also provide full traceability documents with each order.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.







