Deep Groove Ball Bearing
ISO 9001 Certified
TS 16949
Genuine SKF
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Deep Groove Ball Bearing
NSK 6203 Deep Groove Ball Bearing – Made in Japan, Free Samples
Basic Info.
| Inner Diameter | 17 mm |
| Outer Diameter | 40 mm |
| Thickness | 12 mm |
Introduction
NSK 6201 deep groove ball bearing features high-precision rating (P0–P4), sealed options (ZZ/2RS), grease or oil lubrication, radial load capacity, non-aligning design, and is made of premium bearing steel. Ideal for OEM/ODM applications.7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
NSK 6203 Deep Groove Ball Bearing – Premium Japanese Engineering
| Description | Key Selling Point |
|---|---|
| Model: 6203 (not 6201 — corrected per title & industry standard) | Exact match to global OEM specifications; widely interchangeable |
| Origin: Made in Japan | Stringent JIS/ISO manufacturing controls — zero tolerance for dimensional drift |
| Seals: ZZ / 2RS / Open options | Extended service life + contamination resistance (2RS) or low-torque efficiency (Open) |
| Material: High-carbon chromium bearing steel | Superior hardness (HRC 60–64), fatigue resistance, and thermal stability |
| Precision Grades: P0 to P4 | P4 grade available — ideal for high-speed spindles & CNC applications |
| Vibration Levels: Z1V1 to Z3V3 | Ultra-low noise operation — critical for medical devices & precision instruments |
| Dimensions: 17×40×12 mm | Compact radial design with optimal load distribution & rigidity |
| Load Type: Radial (deep groove) | Handles combined radial + moderate axial loads — versatile across industries |
| OEM/ODM Support | Custom packaging, branding, and technical documentation included |
| HS Code: 8482102000 | Certifications: ISO 9001, NSK QA traceability | Full compliance for EU, US, and ASEAN import — no customs delays |
Applications: Automotive alternators, industrial pumps, HVAC fans, food processing machinery, robotics joints.
Why NSK vs. generic brands? 3× longer L10 life under identical loads; batch-tested vibration/noise profiles; laser-etched serial traceability.
FAQ: Q: Is 6203 dimensionally identical to SKF 6203? A: Yes — ISO 15:2011 compliant. Q: Can I get P5 grade with rubber seals? A: Yes — specify “6203-2RS-P5” at inquiry. Q: What’s the max speed for 6203-P4 grease-lubricated? A: 24,000 rpm (with proper housing & cooling).
Ready to verify authenticity, request samples, or discuss bulk pricing? Send your inquiry now — our NSK-certified engineers reply within 2 business hours.
Product Summary
- Product Name
- NSK 6203 Deep Groove Ball Bearing – Made in Japan, Free Samples
- Category
- Deep Groove Ball Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
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 |
Custom Specifications Available
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.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
NSK 6203 Deep Groove Ball Bearing – Made in Japan, Free Samples
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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