When it comes to precision machinery and industrial applications, ball bearings play an essential role in ensuring smooth and efficient operation. Among the most commonly used bearings is the 6206 bearing, a versatile and widely adopted deep groove ball bearing. In this comprehensive guide by BYWB Bearing, we will explore everything you need to know about the 6206 bearing: from its specifications, size, and types (6206ZZ vs. 6206-2RS), to its precision levels and typical applications.
1. 6206 Bearing Specifications
The 6206 bearing belongs to the deep groove ball bearing family, known for their high performance in radial and axial loads. These bearings are constructed with deep raceway grooves that enable them to handle moderate thrust loads in both directions.
Key specifications of the 6206 bearing:
Bearing Series: 6200 (Deep Groove Ball Bearing)
Model: 6206
Inner Diameter (bore): 30 mm
Outer Diameter: 62 mm
Width: 16 mm
Ball Material: Typically Chrome Steel (GCr15), Stainless Steel available
Cage Material: Steel, Brass, or Nylon (optional based on application)
Dynamic Load Rating (Cr): Approximately 19.5 kN
Static Load Rating (Cor): Approximately 11.3 kN
Limiting Speed (Grease): Up to 11,000 RPM
Limiting Speed (Oil): Up to 14,000 RPM
Seal Type: Open, ZZ (Metal Shields), or 2RS (Rubber Seals)
Clearance: C0 (standard), C3 (increased clearance for higher-speed applications)
These specifications make the 6206 bearing an excellent all-purpose component for many industrial machines, electric motors, conveyors, and automotive parts.
2. What Size Bearing is a 6206?
The size of the 6206 bearing is derived from a standardized code used globally in the bearing industry. The code “6206” tells us everything about its size and design:
The first digit “6” indicates it’s a single row deep groove ball bearing.
The second digit “2” represents the bearing series, indicating the robustness and load rating. A higher number generally means a more robust bearing.
The last two digits “06” indicate the bore size, which is 06 × 5 = 30 mm (a standard formula used for 04 and above).
Summary of 6206 bearing size:
Bore (ID): 30 mm
Outer Diameter (OD): 62 mm
Width: 16mm
This size combination makes the 6206 bearing suitable for compact applications where space and weight are critical.
3. What is the Difference Between 6206ZZ and 6206-2RS Bearings?
While 6206ZZ and 6206-2RS refer to the same dimensional bearing, the difference lies in the type of sealing and protection from contaminants.
6206ZZ (Double Shielded):
Comes with metal shields on both sides.
Prevents large particles or dirt from entering.
Better suited for environments with low moisture and moderate dust.
Allows higher RPMs due to lower friction.
Ideal for electric motors, fans, and appliances.
6206-2RS (Double Sealed):
Equipped with rubber seals on both sides.
Offers better sealing against dust, water, and moisture.
Slightly more friction than ZZ but provides superior protection.
Suitable for outdoor applications or wet environments.
Commonly used in agricultural equipment, washing machines, or pumps.
| Feature | 6206ZZ | 6206-2RS |
| Sealing Type | Metal Shields (2 sides) | Rubber Seals (2 sides) |
| Friction Level | Lower | Slightly Higher |
| RPM Capability | Higher | Slightly Lower |
| Environment | Dry, Low Dust | Moist, Dusty, Outdoor |
Choosing between the two depends on your application and environmental conditions. At BYWB Bearing, we offer both variants with high-quality materials and competitive pricing.
4. What Does 6206 Precision Level Mean?
Precision levels in bearings determine the accuracy and tolerances of dimensions such as bore, outer diameter, and width. They also define how consistent the rotation and vibration levels are.
Precision levels are categorized using ISO or ABEC standards:
ISO P0 (ABEC 1): Standard precision for general-purpose bearings.
ISO P6 (ABEC 3): Higher precision, better vibration control, and roundness.
ISO P5 (ABEC 5): High precision, used in high-speed tools and performance-critical machinery.
For 6206 bearings:
Most general applications use P0 or P6.
For higher speed or lower noise, opt for P5 or above.
BYWB offers custom precision options based on customer requirements.
Precision also affects pricing, so selecting the right grade for your application is key to balancing cost and performance.
5. What is 6206 Bearing Used For?
Thanks to its durability, size, and versatility, the 6206 bearing is widely used across multiple industries.
Typical applications include:
Electric Motors: Standard use for AC and DC motor shafts.
Automotive: Alternators, belt pulleys, and transmission systems.
Home Appliances: Washing machines, dryers, dishwashers.
Industrial Equipment: Conveyors, fans, pumps, blowers.
Agriculture Machinery: Seeders, harvesters, plows.
Construction Equipment: Drills, saws, cement mixers.
HVAC Systems: Ventilators, compressors.
Its ability to handle both radial and moderate axial loads makes it a go-to option in situations where performance, reliability, and longevity are crucial.
6. Why Choose BYWB 6206 Bearings?
At BYWB Bearing, we understand that performance, durability, and cost-efficiency are vital for our customers. Our 6206 bearings are manufactured using premium-grade GCr15 bearing steel and go through rigorous quality control.
What sets BYWB 6206 bearings apart:
High-precision machining (CNC-controlled)
Custom sealing options (ZZ, 2RS, open)
Low-noise and low-vibration performance
Heat treatment for enhanced fatigue life
Available in standard and C3 clearance
ISO/TS certified production
Competitive pricing and flexible MOQs
Whether you’re an OEM, distributor, or end-user, BYWB provides tailored solutions for your bearing needs.
7.6200 Series Deep Groove Ball Bearing Size Chart
| Bearing No. | Bore (mm) | OD (mm) | Width (mm) | Weight (kg) | Dynamic Load Cr (kN) | Static Load Cor (kN) |
| 6200 | 10 | 30 | 9 | 0.032 | 5.1 | 2.39 |
| 6201 | 12 | 32 | 10 | 0.037 | 5.5 | 2.75 |
| 6202 | 15 | 35 | 11 | 0.045 | 6.8 | 3.35 |
| 6203 | 17 | 40 | 12 | 0.065 | 9.6 | 4.75 |
| 6204 | 20 | 47 | 14 | 0.106 | 13.8 | 6.55 |
| 6205 | 25 | 52 | 15 | 0.128 | 14.8 | 7.8 |
| 6206 | 30 | 62 | 16 | 0.200 | 19.5 | 10.5 |
| 6207 | 35 | 72 | 17 | 0.290 | 23.2 | 13.2 |
| 6208 | 40 | 80 | 18 | 0.375 | 27.9 | 16.2 |
| 6209 | 45 | 85 | 19 | 0.430 | 30.7 | 18.3 |
| 6210 | 50 | 90 | 20 | 0.480 | 32.5 | 20.5 |
| 6211 | 55 | 100 | 21 | 0.610 | 39.0 | 25.0 |
| 6212 | 60 | 110 | 22 | 0.780 | 45.2 | 29.2 |
| 6213 | 65 | 120 | 23 | 0.960 | 52.4 | 34.5 |
| 6214 | 70 | 125 | 24 | 1.040 | 55.3 | 37.2 |
| 6215 | 75 | 130 | 25 | 1.150 | 59.0 | 41.5 |
| 6216 | 80 | 140 | 26 | 1.400 | 63.7 | 45.8 |
| 6217 | 85 | 150 | 28 | 1.750 | 72.2 | 53.1 |
| 6218 | 90 | 160 | 30 | 2.050 | 83.2 | 61.8 |
| 6219 | 95 | 170 | 32 | 2.400 | 92.5 | 70.5 |
| 6220 | 100 | 180 | 34 | 2.850 | 100.0 | 78.0 |
Conclusion
The 6206 bearing is a reliable, durable, and cost-effective component that finds use across various industries and machinery. Understanding the specifications, size, seal types (ZZ vs. 2RS), and precision levels can help ensure the right bearing selection for your application.
At BYWB Bearing, we’re committed to offering high-quality 6206 bearings designed to meet or exceed industry standards. Contact us today for a quote, custom orders, or technical consultation.
For more insights, visit BYWB Bearing official site or reach out to our engineering team.
