Tapered Roller Bearing 30304 30306 30308 for Industrial Machinery High Precision P0-P4
Roller Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Roller Bearing Standard Tapered Roller Bearings

Tapered Roller Bearing 30304 30306 30308 for Industrial Machinery High Precision P0-P4

Ensure smooth, precise rotation in your industrial machinery with our high-performance Tapered Roller Bearing 30304, 30306, and 30308. Engineered to deliver consistent operation even under heavy loads, these bearings reduce downtime and extend equipment lifespan, making them ideal for manufacturers seeking reliable motion control.

  • Precision you can trust: Available in P0-P4 grades to meet the strictest industrial standards, with single-row design optimized for radial and axial load handling
  • Built for durability: Open seal configuration allows flexible lubrication (oil, grease, or dry) to adapt to your specific working conditions, ensuring long service life
  • Perfect fit for industrial applications: 30304 model measures 20*52*15mm, with other sizes available to seamlessly integrate into your machinery setup

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. 30304
Seals Type Open
Lubricate Oil Grease Dry
Precision Rating P0 P6 P5 P4 P2
Number of Row Single Row
Service OEM ODM
Transport Package Carton Pallet
Specification 20*52*15mm
Trademark BDL
Origin China
HS Code 8482500090
Production Capacity 100000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Equipment, Reducers
Automotive Transmission Systems, Wheel Hubs
Agricultural Machinery Harvesters, Tractors
Construction Excavators, Heavy Load Machinery

Stop Equipment Downtime with High Precision Tapered Roller Bearings 30304, 30306, 30308

Industrial machinery operators know the frustration of unexpected shutdowns caused by bearing failure. When low-precision bearings wear prematurely, production lines halt, maintenance costs rise, and deadlines slip. Sourcing reliable tapered roller bearings that meet P0-P4 precision standards while offering flexible ordering can feel like a constant challenge—until now.

High Precision Tapered Roller Bearings for Industrial Machinery Performance

Our Tapered Roller Bearings 30304, 30306, and 30308 are engineered to solve these pain points. With precision ratings from P0 to P4, they deliver the stability required for heavy-load industrial applications. As an integrated manufacturer with full R&D and QC capabilities, we ensure each bearing meets strict quality standards. Whether you need a single sample for testing or bulk orders for production, our 1pc MOQ and 3–5 day sample lead time keep your operations running smoothly.

Engineered for Heavy Loads and Precision Rotation

Tapered roller bearings excel in applications where axial and radial loads combine—common in machine tool spindles, printing presses, and reducers. The 30304, 30306, and 30308 models feature a single-row design optimized for high rigidity and load distribution. Operating in industrial environments, these bearings withstand the stress of continuous rotation, ensuring consistent performance even under varying loads and speeds. Choosing the right taper bearing directly impacts equipment longevity and operational efficiency.

Precision Ratings That Define Reliability

The precision rating of a tapered roller bearing is critical to its performance. Our P0-P4 range caters to diverse needs: P0 for general industrial use, P4 for high-precision applications like CNC machine spindles. This precision controls radial runout and axial clearance, reducing vibration and noise during operation. Combined with open seals for easy lubrication (oil, grease, or dry), these bearings minimize maintenance needs while maximizing uptime. Each unit undergoes rigorous testing in our ISO9001-certified lab to ensure compliance with global standards.

Why Choosing the Right Supplier Matters More Than Price

Opting for low-cost, uncertified tapered roller bearings often leads to hidden costs: early failure, frequent replacements, and unplanned downtime. A 30304 bearing from an unqualified supplier might save money upfront but cost thousands in lost production. Our bearings, backed by ISO14001 certification and 12-month global warranty, offer long-term value. We stand behind every product—if a defect occurs, we provide free replacement or refund, minimizing your risk and total cost of ownership.

Your Reliable Long-Term Bearing Partner

Since 2005, Jinan Saifan Bearing has served global buyers across Europe, America, Southeast Asia, and the Middle East. Our strengths lie in: full OEM/ODM customization to meet unique specs, a dedicated R&D team that develops precision solutions, and a QC lab that ensures every bearing meets our strict standards. We offer free technical guidance to help you select the right bearing for your application, and our defect replacement policy gives you peace of mind. With 5–15 day bulk delivery and flexible payment options (T/T, credit card, Alibaba trade), we make sourcing industrial bearings straightforward and reliable.

Packaging & Shipping

  • Secure carton and pallet packaging to prevent damage during transit
  • 3–5 day lead time for samples, 5–15 days for bulk orders
  • Global shipping via trusted carriers; buyer covers freight for samples
  • Real-time tracking provided for all shipments
  • 1pc MOQ for standard items, ideal for emergency repairs or small-batch needs

Get Your Tapered Roller Bearings Today

Don’t let bearing issues slow down your production. Whether you need 30304, 30306, 30308, or custom-sized tapered roller bearings, we have the expertise and inventory to meet your needs. Send us your requirements, and our team will provide a tailored quote within 24 hours—keeping your machinery spinning with confidence.

Frequently Asked Questions

Q: Are these bearings genuine and certified?

A: Yes, our bearings are manufactured in our ISO9001 & ISO14001 certified facility, with full quality control from raw material to finished product. We provide certification documentation upon request.

Q: How do I confirm if the 30304/30306/30308 bearing fits my equipment?

A: Share your equipment model, load requirements, and operating conditions with our technical team. We offer free选型 guidance to ensure optimal bearing selection.

Q: What is your warranty policy?

A: We offer a 12-month global warranty. If a bearing fails due to manufacturing defects, we provide free replacement or a full refund.

Q: What is the minimum order quantity?

A: Standard items have a 1pc MOQ, supporting small-batch purchases and emergency repairs.

Q: How long does shipping take?

A: Samples ship in 3–5 days, bulk orders in 5–15 days. We use reliable global carriers for timely delivery.

Q: Can you provide OEM/ODM services?

A: Yes, we offer full OEM/ODM customization, including custom specs, packaging, and branding to meet your specific needs.

Ready to order or need a quote?
Send your bearing model (30304/30306/30308), application details, and quantity — we’ll respond within 24 hours.

Tags: 30304 bearing 30306 Bearing 30308 Bearing High Precision Tapered Bearing Industrial Machinery Bearings P0-P4 Precision Tapered Roller Bearing Tapered Roller Bearing Tapered Roller Bearing for Industrial Use
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