Product Specifications
| Parameter |
Details |
| Model NO. |
21310EAE4 |
| Precision Rating |
P0, P6, P5, P4, P2 |
| Clearance |
C0, C3, C4 |
| Service |
OEM, ODM |
| Rolling Body |
Roller Bearings |
| The Number of Rows |
Double |
| Material |
Bearing Steel |
| Spherical |
Aligning Bearings |
| Load Direction |
Radial Bearing |
| Separated |
Unseparated |
| Specification |
50×110×27 mm |
| HS Code |
8482300000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Reducers, Conveyors |
| Automotive |
Gearboxes, Transmission Systems |
| Agricultural Machinery |
Tractors, Harvesters |
| Construction |
Excavators, Rollers |
| Manufacturing |
Printing Machines, Textile Equipment |
Minimize Downtime with Reliable Self-Aligning Roller Bearing 21310EAE4
Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. Misalignment issues, heavy radial loads, and inconsistent quality often lead to premature wear, costing hours of production and emergency repair expenses. Sourcing precision bearings that meet exact specifications while offering flexible ordering can be a complex process—until now.
Self-Aligning Roller Bearing 21310EAE4: Engineered for Stability
Our 21310EAE4 Self-Aligning Roller Bearing is designed to address these challenges head-on. With a dimension of 50×110×27mm and precision ratings from P0 to P4, this double-row radial bearing excels in applications with shaft misalignment, making it ideal for industrial machinery like reducers and conveyors. Backed by decades of manufacturing expertise, we ensure each bearing meets strict quality standards, supported by flexible order policies—including 1 piece MOQ for standard products and sample orders without minimum quantity.
Optimal Performance in Demanding Conditions
This Self-Aligning Roller Bearing thrives in heavy-duty industrial environments, handling both radial loads and moderate axial loads. Its spherical aligning capability compensates for up to 2 degrees of shaft misalignment, reducing stress on machinery components and extending service life. Whether operating in agricultural equipment, construction machinery, or manufacturing lines, the 21310EAE4 bearing delivers consistent performance under varying loads and operating temperatures.
Key Technical Features That Matter
The 21310EAE4 bearing’s performance is defined by critical technical parameters. Its precision ratings (P0-P4) ensure tight dimensional tolerances, with P4 grade suitable for high-precision applications like CNC machine tools. Clearance options (C0, C3, C4) allow customization for specific operating conditions—C3 and C4 clearances accommodate thermal expansion in high-temperature environments, while C0 suits standard conditions. Constructed from high-grade bearing steel, the bearing offers excellent durability, complemented by a double-row roller design that distributes load evenly for enhanced stability.
Why Genuine Bearings Reduce Total Cost of Ownership
Choosing genuine 21310EAE4 bearings over counterfeit alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely due to poor material quality and imprecise manufacturing, leading to unplanned downtime, costly repairs, and potential damage to connected equipment. Our bearings, certified to ISO, ABMA, and DIN standards, undergo rigorous testing—including dimensional detection and service life experiments—to ensure reliability. The 12-month warranty further minimizes risk, providing free replacement or refund for qualified defective products.
Our Commitment to Your Success
With over 18 years of experience, Jinan Saifan Bearing Co., Ltd combines manufacturing excellence with customer-centric service. Our integrated capabilities—from independent R&D to global sales—ensure consistent supply and technical support. We hold ISO 9001:2015 and ISO 14001 certifications, and our professional technical team offers free guidance on bearing selection, installation, and maintenance. For distributors and wholesalers, we provide free samples (freight borne by customer) to verify quality before bulk orders, with efficient delivery times—3-5 working days for samples and 5-15 working days for bulk orders.
Packaging & Shipping
- Carton and pallet packaging for secure transportation
- 3-5 working days delivery for sample orders
- 5-15 working days delivery for bulk orders
- Multiple logistics options including express, air, and sea freight
- 1 piece MOQ for standard bearings, sample orders without MOQ
Secure Your 21310EAE4 Bearing Today
Don’t let bearing issues disrupt your operations. Whether you need a single unit for emergency repair or bulk orders for production, we ensure prompt delivery and reliable performance. Contact us with your requirements, and our team will assist with选型 and provide a tailored quote—keeping your machinery running with confidence.
Frequently Asked Questions
Q: Are these bearings genuine and traceable?
A: Yes, we supply genuine bearings with complete traceability. Our products meet international standards and are backed by ISO certifications.
Q: How do I confirm if the 21310EAE4 fits my equipment?
A: Provide your equipment model or specific operating conditions (load, speed, misalignment), and our technical team will verify compatibility free of charge.
Q: What is the warranty period for this bearing?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ, and sample orders have no minimum quantity requirement.
Q: How quickly can I receive my order?
A: Sample orders ship within 3-5 working days, while bulk orders take 5-15 working days depending on specifications.
Ready to order or need a quote?
Send your bearing model (21310EAE4), application details, and quantity to sales02@saifan-group.com — we’ll respond within 24 hours.
