High Speed Deep Groove Ball Bearing 6204/6205/6206 – Long-Lived, High Quality
Basic Info
| Inner Diameter | 20 mm |
| Outer Diameter | 47 mm |
| Thickness | 14 mm |
| Type | Single-row Radial Ball Bearing |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
Introduction
High-precision NSK radial ball bearings (models 6204/6205/6206), ISO9001:2008 certified. Ideal for OEM/ODM applications requiring reliability, low noise, and long service life. Compact design with 20×47×14 mm dimensions and 0.106 kg weight.Why Choose Our High-Performance Deep Groove Ball Bearings (6204/6205/6206)?
Engineered for reliability, speed, and longevity — trusted by global OEMs and industrial maintenance teams.
| Description | Key Value |
|---|---|
| Precision Grade | ABEC-1 / ISO P0 — ultra-consistent radial runout & noise control |
| Material & Hardness | High-carbon chromium bearing steel (GCr15), HRC 60–64 |
| Max Speed (Grease) | 13,000 rpm (6204), 11,000 rpm (6205), 9,500 rpm (6206) |
| Dynamic Load (C) | 12.7 kN (6204) | 14.0 kN (6205) | 19.5 kN (6206) |
| Sealing Options | Open / ZZ (double metal shield) / 2RS (nitrile rubber seal) |
| Applications | Pumps, motors, conveyors, agricultural machinery, HVAC fans, CNC spindles |
| Quality Assurance | ISO 9001:2008 certified; 100% dimensional & vibration tested |
| Differentiator vs. Generic Brands | Lower torque, 30% longer L10 life, tighter raceway surface finish (Ra ≤ 0.2 μm) |
| Origin Traceability | Manufactured in Germany, Sweden or Japan — full batch documentation available |
| FAQ: Can these replace SKF 6204-2RS? | Yes — identical dimensions (20×47×14 mm), load ratings, and sealing compatibility |
Need custom packaging, lubrication, or extended temperature specs? Get your technical quote within 2 hours — contact us now with your application details.
- Product Name
- High Speed Deep Groove Ball Bearing 6204/6205/6206 – Long-Lived, High Quality
- Category
- Deep Groove Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Deep Groove Ball Bearing |
| Brand | SKF |
| Quality Standard | ISO 9001 / TS 16949 |
| Precision Grade | P0 / P5 / P6 (custom) |
| Material | Chrome Steel / Stainless |
| Cage Material | Steel / Brass / Polyamide |
| Lubrication | Grease / Oil (specify) |
| Operating Temp. | -40°C to +200°C |
| Min. Order Qty | 1 pc (samples available) |
| Prototype Lead Time | 7 Working Days |
Performance Parameters
| Load Capacity | Contact for C0/Cr values |
| Speed Rating | Contact for ndm limit |
| Vibration Level | Z1 / Z2 / Z3 (custom) |
| Noise Level | V1 / V2 / V3 (custom) |
| Fatigue Life | L10h per ISO 281 |
| Sealing Options | Open / Z / 2Z / RS / 2RS |
Our engineering team can modify bearing dimensions, materials, seals, and clearances to meet your specific operating requirements. Submit your drawing or spec sheet for a tailored proposal.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
Application Design
EngineeringOur engineers analyze your operating conditions -- load, speed, temperature, environment -- and select or design the optimal bearing solution to maximize service life and reduce total cost of ownership.
Custom Modification
7-Day TurnaroundNeed non-standard dimensions, special materials, or modified clearances? We can modify standard SKF bearings or manufacture fully custom solutions with a 7-day prototype turnaround.
Failure Analysis
DiagnosticsWhen bearings fail prematurely, our team conducts root-cause analysis using advanced diagnostic tools to identify the failure mode and recommend corrective action.
Predictive Maintenance
Up to 40% Less DowntimeWe deploy vibration monitoring, thermal imaging, and oil analysis programs that detect bearing deterioration early -- reducing unplanned downtime by up to 40%.
On-site Installation
Global CoverageProper installation is critical to bearing performance. Our certified technicians provide on-site installation support, alignment verification, and operator training worldwide.
Lifecycle Support
Enterprise SLAFrom initial selection through end-of-life, our dedicated account managers provide scheduled maintenance plans, re-lubrication programs, and replacement forecasting for enterprise clients.
The engineering partner advantage
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High Speed Deep Groove Ball Bearing 6204/6205/6206 – Long-Lived, High Quality
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