Ball Bearing

Deep Groove Ball Bearing 6203-Z/Z3 Low Vibration for Auto Parts 17x40x12mm

SKU: 9470fd3ea7d8 In Stock

Ensure smooth, low-vibration performance for your auto parts with our Deep Groove Ball Bearing 6203-Z/Z3, engineered to minimize noise and extend component life. Crafted from high-grade bearing steel, this 17x40x12mm single-row radial bearing delivers reliable rotation even under continuous stress, making it ideal for automotive applications where precision matters most.

  • Unseparated design ensures structural integrity and easy installation, reducing downtime during maintenance
  • Z3 noise grade certification guarantees ultra-quiet operation, addressing common concerns about vibration-related wear
  • Meets strict industry standards for durability, backed by our commitment to stable supply and consistent quality control
Wholesale Price (FOB)
¥1.30
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. 6203-z, 6203-z/z2, 6203-z/z3
Separated Unseparated
Rows Number Single
Load Direction Radial Bearing
Material Bearing Steel
Specification 17*40*12mm
HS Code 8482102000

Application Industries

Industry Typical Equipment
Automotive Transmission systems, auxiliary components, wheel hubs
Industrial Manufacturing Electric motors, gearboxes, small machinery
Home Appliances Power tools, small pumps, fans

Eliminate Vibration Issues in Auto Parts with 6203-Z/Z3 Deep Groove Ball Bearing

Auto parts manufacturers know the frustration of unexpected bearing failures—vibration leads to noise complaints, premature wear in linked components, and costly production line downtime. Sourcing reliable low-vibration bearings often means choosing between high minimum order quantities or questionable quality from uncertified suppliers. This is especially critical for 17x40x12mm size bearings, where precision directly impacts vehicle performance and safety.

Low Vibration Performance for Critical Auto Applications

The Deep Groove Ball Bearing 6203-Z/Z3 is engineered to address these challenges, offering Z3-grade low vibration performance specifically designed for auto parts. With a 17x40x12mm dimension, this single-row radial bearing provides stable rotation in transmission systems and auxiliary components, where reducing noise and vibration is essential. Our production capabilities, backed by decades of manufacturing experience, ensure consistent quality across every unit—no more accepting batch-to-batch variations that compromise your assembly line.

Where This Bearing Excels

This 6203-Z/Z3 bearing thrives in moderate-speed, radial load applications typical in automotive subassemblies. Whether used in electric motor end caps, small gearboxes, or power steering components, its low vibration特性 minimizes resonance and extends the service life of surrounding parts. The unseparated design ensures easy installation and maintenance, while the bearing steel construction delivers durability under the temperature fluctuations and mechanical stress common in automotive environments.

Technical Features That Matter

The Z3 noise grade certification of this 6203-Z bearing is not just a label—it reflects rigorous testing during production. Our in-house laboratory conducts vibration measurement at multiple frequencies to ensure compliance with Z3 standards, directly reducing operational noise in passenger vehicles and commercial fleets. The single-row deep groove design optimizes load distribution, allowing the bearing to handle both radial loads and moderate axial loads, a versatility that simplifies inventory management for manufacturers. With a precision grade up to P4, this bearing maintains tight dimensional tolerances, ensuring proper fit in high-precision auto parts assemblies.

Why Cutting Corners on Bearings Costs More

Choosing non-certified low-vibration bearings may save on initial costs, but the hidden expenses add up quickly. A single bearing failure in a production run can lead to hundreds of defective auto parts, warranty claims, and reputational damage. Our 6203-Z/Z3 bearings meet ISO international standards, with each unit undergoing full-process quality supervision—from raw material inspection to finished product testing. This commitment to quality translates to lower total cost of ownership, as fewer replacements and less downtime offset any price difference with inferior alternatives.

Our Commitment to Reliable Supply

As a professional bearing manufacturer with ISO 9001:2015 and ISO 14001 certifications, we stand behind every Deep Groove Ball Bearing we produce. Our flexible order policy allows for 1 piece MOQ on standard bearings like the 6203-Z/Z3, supporting both small-batch prototyping and large-scale production needs. With a production capacity of 1,000,000 units monthly, we ensure stable supply even during peak demand periods. Our technical team offers free guidance on installation and maintenance, helping you maximize bearing life and performance in your specific application.

Packaging & Shipping

  • Protective packaging to prevent damage during transit
  • Sample orders shipped within 3-5 working days
  • Bulk orders delivered in 5-15 working days
  • Multiple logistics options available to match your timeline
  • 1 piece MOQ for standard bearings, no MOQ for samples

Secure Your Low Vibration Bearing Supply Today

Don’t let subpar bearings disrupt your production schedule or compromise product quality. Whether you need samples for testing or bulk orders for production, our 6203-Z/Z3 Deep Groove Ball Bearing is ready to meet your auto parts requirements. Contact us with your quantity and application details, and we’ll provide a tailored quote to keep your operations running smoothly.

Frequently Asked Questions

Q: Is this bearing suitable for high-temperature automotive applications?

A: The bearing steel construction provides stability in typical automotive operating temperatures. For extreme heat environments, contact our technical team to discuss material upgrades.

Q: How do I confirm if the 6203-Z/Z3 is the right replacement for my current bearing?

A: Provide your existing bearing model or equipment specifications, and our technical team will verify compatibility based on load, speed, and dimensional requirements.

Q: What warranty coverage do you offer for this bearing?

A: We provide a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund options.

Q: Can I request custom packaging for this bearing?

A: Yes, we support OEM/ODM customization, including packaging adjustments to meet your branding or assembly line needs. Contact us for details.

Q: Do you provide test reports for the Z3 vibration grade?

A: Yes, we can provide vibration test certificates for batch orders, confirming compliance with Z3 noise grade standards.

Ready to order or need a quote?
Send your bearing model, quantity, and application details to sales02@saifan-group.com — we 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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