Roller Bearing
Boost your industrial machinery's performance with Tapered Roller Bearings designed for precision and durability. These 30204-30208, 32008X, and 32010X models deliver P0-P4 precision, ensuring smooth rotation and reduced downtime in heavy-duty operations. Crafted to handle radial and axial loads with ease, they eliminate the frustration of frequent replacements, keeping your production line running efficiently.
MOQ
1 Piece
Sample Lead Time
3-5 Days
Bulk Lead Time
5-15 Days
Warranty
12 Months
| Parameter | Details |
|---|---|
| Model NO. | 30304 |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Service | OEM ODM |
| Transport Package | Carton Pallet |
| Specification | 20*52*15 mm |
| Trademark | KOYO |
| Origin | Japan |
| HS Code | 8482200000 |
| Production Capacity | 1000000 |
| Industry | Typical Equipment |
|---|---|
| Industrial Machinery | Machine Tools, Gearboxes, Reducers, Printing Machines |
| Automotive | Transmission Systems, Axles |
| Agricultural Machinery | Tractors, Harvesters |
| Construction | Excavators, Loaders |
Industrial machinery operators know the cost of unexpected downtime—hours lost to bearing failures, maintenance crews scrambling to source replacements, and production targets missed. Many face the frustration of inconsistent quality from unknown suppliers or rigid minimum order quantities that delay critical repairs. When your equipment relies on tapered roller bearings, choosing the wrong supplier can mean compromised precision, premature wear, and repeated disruptions to your operation.
Our Tapered Roller Bearings 30204-30208, 32008X, and 32010X series deliver P0-P4 precision and Z2-Z3-Z4 noise grades to keep your industrial machinery running smoothly. With decades of manufacturing and export experience, we understand the demands of industrial applications—from machine tool spindles to heavy-duty gearboxes. We support flexible orders with 1 piece MOQ for standard bearings and sample orders without MOQ, ensuring you get the exact quantity you need when you need it.
Tapered roller bearings excel in applications with combined radial and axial loads, making them ideal for industrial machinery operating under high stress. The 30204-30208 and 32008X-32010X series are designed to handle heavy loads while maintaining precision rotation, critical for equipment like reducers and printing machines where alignment and stability directly impact output quality. Our bearings use high-grade chrome steel and premium raw materials, ensuring stable performance even in continuous operation.
Precision rating directly affects machinery performance—P0 for general industrial use, P4 for high-precision applications like CNC machine spindles, where minimal runout and vibration are essential. Vibration grades Z2-Z3-Z4 control noise and vibration levels, critical for reducing operator fatigue and extending equipment lifespan. The 20*52*15 mm specification (30304 model) balances load capacity and compact design, fitting seamlessly into standard industrial equipment housings. Our bearings undergo strict dimensional detection and performance testing in-house, ensuring each unit meets ISO, ABMA, and DIN international standards.
Counterfeit bearings may offer lower upfront costs, but they often fail prematurely, leading to unplanned downtime, increased maintenance expenses, and potential damage to adjacent components. A single bearing failure in a production line can cost thousands in lost productivity. Our genuine tapered roller bearings, backed by ISO 9001:2015 and ISO 14001 certifications, provide consistent performance and reliability, reducing long-term costs through extended service life and fewer replacements. We stand behind our products with a 12-month warranty, ensuring you have support when you need it.
As a professional bearing manufacturer and supplier since 2005, we serve customers across Europe, North America, Southeast Asia, and the Middle East. Our in-house laboratory conducts comprehensive testing, including service life experiments, to guarantee quality. We offer one-stop service from independent R&D to global sales, supporting OEM & ODM customization to adjust structure, size, and packaging per your drawings. Our professional technical team provides free guidance on selection, installation, and maintenance, helping you optimize bearing performance and inventory. With efficient delivery (3-5 days for samples, 5-15 days for bulk orders), we ensure you minimize downtime and keep your operations running.
Don’t let bearing issues slow down your production. Whether you need standard sizes like 30204, 30208, 32008X, or 32010X, or custom solutions, we’re ready to fulfill your order. Send us your bearing model, application details, and quantity, and our team will respond within 24 hours with a quote. The sooner you secure reliable bearings, the sooner you can get back to full productivity.
Q: Are these genuine tapered roller bearings?
A: Yes, we supply genuine brand bearings, including KOYO, and our own self-developed bearings. All products are traceable and meet international standards.
Q: How do I confirm the right bearing model for my equipment?
A: Provide your equipment model or specific requirements (load, speed, precision), and our technical team will help you select the correct bearing.
Q: What is your warranty policy?
A: We offer a 12-month warranty from the date of delivery. Qualified defective products can be replaced or refunded.
Q: What is the minimum order quantity?
A: Standard bearings have a 1 piece MOQ. Sample orders have no MOQ, and customized order quantities are negotiable.
Q: How long does shipping take?
A: Sample orders ship in 3-5 working days, bulk orders in 5-15 working days. We offer flexible logistics options to meet your needs.
Q: How can I verify the authenticity of the bearings?
A: Genuine bearings come with original packaging and meet strict quality standards. We provide test reports and certification documents upon request.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
Send us your bearing requirements. Our technical team will respond within 24 hours with pricing, availability, and custom options.
Submit Your Inquiry
Fill in product name, quantity, and any custom requirements.
Receive Quotation
We send PI with pricing and lead time within 24 hours.
Confirm & Ship
Confirm order, complete payment, and we arrange delivery.
Roller Bearing
Roller Bearing
Roller Bearing
Roller Bearing