Ball Bearing

Deep Groove Ball Bearings 4204 4304 with Bearing Steel for Industrial Machinery

SKU: 622548ad2e27 In Stock

Ensure smooth, long-lasting performance for your industrial machinery with these Deep Groove Ball Bearings 4204 4304, crafted from high-grade bearing steel to minimize downtime and boost operational reliability. The 45*68*12mm precision design delivers consistent radial load handling, making them ideal for machine tools, conveyors, and textile equipment where stability under continuous use is non-negotiable.

  • Single-row, unseparated structure ensures easy installation and maintenance, reducing setup time for busy production lines
  • Engineered to meet rigorous industrial standards, these bearings balance durability and precision to keep your machinery running at peak efficiency
  • Backed by our expertise in bearing manufacturing, you’ll get a component that withstands heavy loads and frequent use without compromising on performance
Wholesale Price (FOB)
¥0.75
MOQ: 1 Piece • Bulk discounts available on inquiry
12-Month Warranty
Free Samples
Global Shipping
Product Specifications

Technical Details & Description

Product Specifications

Parameter Details
Model NO. 4204 4304
Separated Unseparated
Rows Number Single
Load Direction Radial Bearing
Material Bearing Steel
Specification 45*68*12mm
Trademark NTN
Origin Germany Sweden Japan
HS Code 8482102000

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Printing Equipment, Reducers
Automotive Hub Assemblies, Gearboxes
Agriculture Harvesters, Tractors
New Energy Wind Turbines, Photovoltaic Equipment
Home Appliances Motors, Pumps, Fans

Eliminate Downtime with Reliable Deep Groove Ball Bearings 4204 4304 for Industrial Machinery

Industrial machinery operators know the frustration of unexpected downtime caused by bearing failures. Low-quality bearings often lead to premature wear, increased noise, and costly production interruptions. Sourcing authentic, precision-engineered bearings with flexible ordering options can be a challenge, especially when dealing with urgent maintenance needs.

Authentic Deep Groove Ball Bearings 4204 4304 for Consistent Performance

Our Deep Groove Ball Bearings 4204 and 4304 address these challenges by combining high-quality bearing steel construction with precision manufacturing. As an integrated bearing manufacturer and exporter with ISO9001 and ISO14001 certifications, we ensure each bearing meets strict quality standards. Designed for industrial machinery, these bearings deliver reliable radial load support, making them ideal for machine tools, reducers, and conveyor systems where consistent performance is critical.

Optimal Performance in Demanding Industrial Environments

Deep Groove Ball Bearings 4204 and 4304 excel in applications requiring smooth rotation and durability. With a specification of 45*68*12mm, they are engineered to handle radial loads in moderate to high-speed operations common in industrial machinery. The single-row, unseparated design ensures easy installation and maintenance, while the bearing steel material provides excellent wear resistance—essential for machinery operating in dusty or high-vibration environments.

Key Technical Features Driving Machinery Efficiency

The performance of these bearings is defined by critical technical attributes. The bearing steel construction ensures high tensile strength and fatigue resistance, extending service life under continuous operation. The radial load direction capability makes them suitable for applications where forces act perpendicular to the shaft, such as in gearboxes and motor spindles. The unseparated design maintains alignment between inner and outer rings, reducing friction and minimizing heat generation during high-speed rotation. These features collectively contribute to lower energy consumption and reduced maintenance requirements for industrial equipment.

Why Authentic Bearings Matter for Total Cost of Ownership

Choosing genuine Deep Groove Ball Bearings 4204 and 4304 over counterfeit alternatives directly impacts your bottom line. Counterfeit bearings often fail prematurely, leading to unplanned downtime, expensive repairs, and potential damage to other machinery components. In contrast, our authentic bearings—sourced from trusted origins like Germany, Sweden, and Japan—offer consistent quality and reliability. With a 12-month global warranty, we stand behind our products, ensuring that the initial investment in genuine bearings translates to lower total ownership costs over time.

Our Commitment to Reliable Bearing Supply

With over 18 years of experience serving global buyers across Europe, America, Southeast Asia, and the Middle East, we have built a reputation for stability and trust. Our full R&D and QC lab ensure each bearing meets precision standards from P0 to P4 and noise grades Z2 to Z4. We offer flexible orders with a 1pc MOQ for standard items, 3–5 days sample lead time, and 5–15 days bulk delivery, supported by multiple payment options including T/T, credit card, and Alibaba trade. Our technical team provides free guidance, and we offer defect replacement or refund to ensure customer satisfaction.

Packaging & Shipping

  • Packed in secure packaging to ensure product integrity during transit
  • Sample lead time: 3–5 days for standard items
  • Bulk delivery: 5–15 days after order confirmation
  • Multiple logistics options available to meet global delivery needs
  • 1pc MOQ supported for emergency maintenance and small-batch requirements

Secure Your Machinery’s Performance Today

Don’t let bearing failures disrupt your production schedule. Whether you need a single replacement bearing or bulk quantities, we provide the authentic Deep Groove Ball Bearings 4204 and 4304 your machinery requires. Contact us with your application details, and we’ll ensure prompt delivery to minimize downtime.

Frequently Asked Questions

Q: Are these Deep Groove Ball Bearings 4204 and 4304 authentic?

A: Yes, we supply authentic bearings sourced from trusted origins including Germany, Sweden, and Japan, with full traceability in our supply chain.

Q: How can I confirm if the 4204/4304 bearing fits my equipment?

A: Provide your equipment model or specific operating conditions, and our technical team will verify compatibility and provide free选型 support.

Q: What warranty do these bearings come with?

A: We offer a 12-month global warranty covering manufacturing defects, with free replacement or refund available for qualified issues.

Q: What is the minimum order quantity for these bearings?

A: We accept 1pc MOQ for standard items, making it easy to source emergency replacements or small-batch requirements.

Q: How long does shipping take for the 4204 and 4304 bearings?

A: Sample lead time is 3–5 days, and bulk orders are delivered within 5–15 days, with flexible logistics options to meet your timeline.

Q: How can I verify the authenticity of the bearings I receive?

A: Each bearing comes with origin documentation and product specifications. Our team can assist with verification against manufacturer standards.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

Sample Policy

Free samples available for distributors. 3–5 days production lead time.

Bulk Delivery

5–15 days for bulk orders. T/T, L/C and Alibaba payments accepted.

Certifications

ISO 9001:2015, ISO 14001 certified. ABMA / DIN compliant.

After-Sales

12-month warranty plus dedicated technical failure analysis support.

Engineering Insights

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