Affordable Fast Delivery: Factory Direct 3212-3217 High-Quality Low-Noise Double Row Ball Bearings - Pro Supplier, Int'l Standards
Affordable Fast Delivery: Factory Direct 3212-3217 High-Quality Low-Noise Double Row Ball Bearings - Pro Supplier, Int'l Standards - 图片 2
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Estimated delivery time: 3-5 days

Affordable Fast Delivery: Factory Direct 3212-3217 High-Quality Low-Noise Double Row Ball Bearings - Pro Supplier, Int'l Standards

Key Features:

  • Double Row Design: Enhanced load capacity for radial and axial forces
  • Low Noise Operation: Precision-ground raceways and optimized ball spacing
  • Premium Materials: Chrome steel components with advanced heat treatment
  • Sealing Options: RS/ZZ shields for contamination protection

Technical Parameters:

Model Inner Diameter (mm) Outer Diameter (mm) Width (mm) Dynamic Load (kN) Static Load (kN) Max Speed (rpm)
3212 60 110 22 20.5 14.3 6000
3213 65 120 23 25.8 18.2 5800
3214 70 125 24 31.6 22.4 5500
3215 75 130 25 38.2 27.9 5200
3216 80 140 26 45.7 33.6 4800
3217 85 150 28 52.4 38.5 4500

Detailed parameters

High Precision Low Noise Double Row Angular Contact Ball Bearings 3212-3217: Comprehensive Guide

Table of Contents

1. Product Specifications & Parameter Comparison


Model Bore Diameter (mm) Outer Diameter (mm) Width (mm) Dynamic Load (kN) Static Load (kN) Max Speed (rpm)
3212 60 110 28 58.5 43.2 6300
3213 65 120 31 68.4 52.1 6000

Key Advantages: Precision grinding (ABEC-3+), noise <20dB, 30% longer service life than standard bearings.

2. Detailed Applications

Designed for high-load, high-speed scenarios requiring precision:

  • Industrial gearboxes
  • EV motor shafts
  • Robotic joints
  • CNC spindle units

3. Installation & Maintenance Guidelines

Critical Steps:

  1. Clean housing with non-residue solvent
  2. Preheat bearings to 80-100°C for interference fits
  3. Use dynamic balancing tools during mounting

4. Industry Use Cases

Automotive Manufacturing: Reduced motor whine in EV drivetrains by 18dB(A).

Wind Turbines: Achieved 50,000+ hours operation in -30°C to 120°C environments.

5. Real Client Success Stories

Client A: Major European CNC manufacturer reduced spindle replacement frequency from 6 to 18 months.

Client B: Chinese robotics company achieved ISO 9001:2015 certification using our bearings in 6-axis arms.

6. Request a Custom Quote

Contact our engineering team for application-specific solutions:

Email: info@vivalr.com
Tel: (86) 15866781826

24-hour technical support | 5-year warranty | ISO/TS 16949 certified

About the company

nbearing is a professional bearing firm. We offer top-notch bearing products globally. With advanced tech and strict quality control, our diverse bearings serve industries like manufacturing and automotive. Thanks to our professional team and good service, nbearing has won trust and a great reputation in the industry.

Why Collaborate with NBearing? Eight Reasons for a Win - win Partnership

In the bearing industry, choosing to cooperate with NBearing means embarking on a journey full of opportunities and value. We become your ideal partner with numerous outstanding advantages.

Exceptional Quality

We strictly control quality, use high - quality materials and advanced processes to ensure outstanding bearing performance, providing reliable support for your business.

Diverse Range

Our products cover various bearing types, meeting the needs of different industries. One - stop procurement saves you time and effort.

Competitive Pricing

We optimize the cost structure and offer cost - effective products, enhancing your profit margin while ensuring quality.

Customization Service

We tailor bearing solutions according to your specific needs, meeting personalized business requirements.

Efficient Production

Advanced equipment and processes enable efficient production, ensuring rapid order delivery to meet your urgent needs.

Punctual Delivery

With a 99.99% delivery rate and a sound logistics system, we ensure on - time delivery and a stable supply chain for you.

Professional Team

Experienced professionals provide comprehensive technical support and services to help you solve various problems.

Long - term Partnership

We focus on building long - term relationships, continuously providing high - quality products and services, and growing together with you.

Why Chem-iso’s delivery rate is guaranteed to be 99.99%

500+

Cooperate with 500+ suppliers for stable raw material supply.

99%

99% automated production ensures on-time order completion.

10+

10 global warehousing centers enable efficient order response.

8+

Partner with 8 top logistics for punctual goods delivery.

Trusted By 3,500+ Creatives & Businesses

OxyNinja makes you & your clients happy.
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  • "Truksino is our trusted choice. Their competitive pricing saves costs. Professional technical support resolves issues quickly. The user - friendly website enables efficient procurement. Working with them makes our business run smoothly."
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Join Hands with NBearing, Build a Distinguished Brand Together

NBearing focuses on the bearing field, crafting high - quality bearings with exquisite craftsmanship and innovative concepts. With outstanding quality, diverse products, and considerate services, it partners with numerous brands, shining brightly in the global market.
Learn more
Environmental Protection Science and Technology Park, Zhengfeng Road, High-tech Zone, Jinan City, Shandong Province
(86) 15866781826
(86) 15866781826

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