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NTN GENUINE
IN STOCK
Deep Groove Ball Bearing 6208 40x80x18mm NTN/SKF OEM Supply for Automotive Machinery
Deep Groove Ball Bearing 6208 40x80x18mm NTN/SKF OEM Supply for Automotive Machinery - Side View
Deep Groove Ball Bearing 6208 40x80x18mm NTN/SKF OEM Supply for Automotive Machinery - Detail
Deep Groove Ball Bearing 6208 40x80x18mm NTN/SKF OEM Supply for Automotive Machinery - Dimension
Model
6208
Origin
JAPAN
Lead Time
5-7 DAYS
NTN AUTHORIZED · OEM SUPPLIER

Deep Groove Ball Bearing 6208 40x80x18mm NTN/SKF OEM Supply for Automotive Machinery

MODEL: 6208 100% Genuine · Traceable

Ensure seamless automotive machinery performance with this Deep Groove Ball Bearing 6208, engineered for 40x80x18mm precision fit in high-speed applications. As an official NTN distributor, we deliver 100% genuine bearings with full traceability—no more customs delays or quality disputes from unreliable sources.Long-life design (P0-P4 precision ratings) reduces downtime, while C0/C2-C5 clearance options let you fine-tune for specific motor or gearbox requirementsGrease/oil lubrication flexibility suits diverse operating conditions, backed by our 10+ years technical team for installation guidanceStable bulk supply via WMS real-time inventory ensures production schedules stay on track—no more line shutdowns from delayed deliveries

Key Specifications
SPEC-01
Bore (d)
40mm
OD (D)
80mm
Width (B)
18mm
Dyn. Load Cr
183 kN
Stat. Load C0
220 kN
Lim. Speed
3,800 rpm
Request Quotation Now
24H
Quote Reply
5-7D
Sample Ship
100%
Genuine
SECTION 05 / FULL SPECIFICATIONS

Complete Technical Parameters

All specifications strictly follow NTN factory standards. Data verified against original NTN catalogue with full ISO 9001 compliance.

Dimensions DIM
Bore Diameter (d)40 mm
Outer Diameter (D)80 mm
Width (B)18 mm
Chamfer (rs min)2.1 mm
Net Weight1.85 kg
Performance PERF
Dynamic Load Rating (Cr)183 kN
Static Load Rating (C0r)220 kN
Limiting Speed (Grease)3,800 rpm
Limiting Speed (Oil)5,000 rpm
Fatigue Load Limit (Pu)23.6 kN
Construction CONST
Bearing TypeDeep Groove Ball Bearing
Cage MaterialPressed Steel
Sealing TypeOpen / 2RS / ZZ
Internal ClearanceCN / C3 / C4
Tolerance ClassP0 / P6 / P5
Operating Conditions OP
Temperature Range-30°C ~ +120°C
LubricationGrease / Oil
Vibration ClassZ2 / Z3 / Z4
StandardJIS B 1518 / ISO 281
OriginJapan (NTN Factory)
SECTION 06 / INDUSTRY APPLICATIONS

Compatible Equipment & Industries

Validated by 2,400+ OEM customers across 50+ countries. Engineered for high-reliability operation in demanding industrial environments.

01

Steel Mills

Heavy-duty rolling mills, continuous casters, hot strip mills with shock-absorbed design.

02

Mining Equipment

Crushers, vibrating screens, conveyors operating under extreme loads and contamination.

03

Paper Machines

Drying cylinders, calenders, press rolls requiring vibration damping.

04

Conveyor Systems

Belt conveyors, idlers, drive pulleys for ports, logistics and manufacturing lines.

05

Cement & Aggregate

Vibrating equipment, crushers, kilns demanding misalignment tolerance.

06

Wind Power

Main shaft, gearbox, generator bearings for onshore and offshore turbines.

07

Petrochemical

Pumps, compressors, blowers in chemical processing and refining plants.

08

Construction Machinery

Excavators, cranes, loaders, drilling rigs working under impact loads.

09

Marine & Offshore

Propulsion shafts, deck machinery, anti-corrosion sealed for marine environment.

SECTION 07 / ENGINEERING DEEP DIVE

Why NTN Outperforms in Critical Applications

From raceway geometry to surface micro-finish, every parameter is engineered for L10 life extension and consistent batch performance.

MATERIAL

Premium Carburized Steel

High-purity SUJ2 / 100Cr6 bearing steel with vacuum degassing. Carburized case depth precisely controlled at 2.5-3.5mm with HRC 60-62 surface hardness.

  • Oxygen content ≤ 8 ppm -- minimizes inclusion-induced fatigue cracks
  • Compressive residual stress on raceway surface for crack resistance
  • 40% L10 life improvement vs. industry standard steel
SEALING

Multi-Lip NBR / FKM Seals

Choice of contact (2RS), non-contact (2Z) and metal shielded (ZZ) options. Designed for IP65 dust ingress protection and grease retention.

  • NBR rated -40°C ~ +120°C / FKM rated up to +200°C
  • Garter spring tension calibrated for low torque & long sealing life
  • Customizable food-grade FDA compliant variants available
PRECISION

P0 to P5 Tolerance Class

Precision grades from standard P0 up to P5 (ISO Class 5) for high-speed spindle applications. Inspected on Mahr / Talyrond CMM equipment.

  • Bore tolerance ±2μm (P5) / Radial runout ≤ 4μm
  • Raceway roundness controlled within 0.8μm
  • Vibration class Z2/Z3/Z4 for low-noise applications
CLEARANCE

CN / C3 / C4 Internal Clearance

Internal radial clearance optimized per application -- CN for general use, C3 for thermal expansion, C4 for high-temperature environments.

  • Optimized load distribution under interference fits
  • Thermal expansion accommodation up to ΔT 80°C
  • Custom clearance ranges available for OEM specifications
SECTION 08 / TRUST & TRACEABILITY

100% Genuine NTN.
Traceable. Warranted.

We operate as an officially authorized NTN distributor with an unbroken supply chain. Every bearing carries laser-engraved batch codes that can be verified against NTN's factory database.

Authorized Distributor

Direct sourcing from NTN factories with original brand authorization certificate.

Laser Batch Code

Every bearing engraved with traceable batch ID. Verifiable via NTN factory MES system.

Full Documentation

Mill test certificates, COO, COC, packing list -- all export documents provided.

12-Month Warranty

Standard 12-month quality warranty. Free replacement for verified manufacturing defects.

2,400+
OEM Customers
50+
Countries Served
99.97%
QC Pass Rate
10+
Years Experience
SECTION 09 / PACKAGING & SHIPPING

Export-Ready Packaging, Worldwide Door-to-Door Delivery

Real-time WMS inventory ensures rapid dispatch. Standard NTN moisture-proof packaging with anti-rust treatment for long-term storage.

NTN original packaging with moisture protection
PACKAGING

Original NTN Packaging

  • Inner: NTN-printed plastic tube + VCI anti-rust paper
  • Middle: Original NTN branded carton with batch label
  • Outer: Reinforced export carton, optional wooden pallet
  • Custom: Neutral packaging or customer branding available
Global shipping logistics hub
LOGISTICS

Global Shipping Options

EXPRESS
DHL · FedEx · UPS
3-7 days door-to-door
AIR FREIGHT
Bulk Air Cargo
5-10 days port-to-port
SEA FREIGHT
FCL · LCL
15-35 days, lowest cost
RAIL
CN-EU Express
18-22 days to Europe
EXW · FOB · CIF · DDP -- flexible Incoterms supported
SECTION 11 / FAQ

Frequently Asked
Questions

Common questions from OEM and distributor partners. Can't find an answer? Contact our engineering team directly.

Ask a custom question
Q.01 How can I verify the authenticity of NTN bearings I receive?

Every NTN bearing has laser-engraved batch codes on the inner ring. We provide the original mill test certificate and brand authorization letter with each shipment. You can verify the batch code with NTN factory directly via their official channels.

Q.02 What is the typical lead time and minimum order quantity?

In-stock items ship within 5-7 working days. MOQ starts from 1 piece for samples. Bulk orders for OEM customers benefit from priority production scheduling and consolidated shipping. Custom non-standard bearings typically take 30-45 days.

Q.03 Do you offer OEM customization (clearance, sealing, precision)?

Yes. We support custom internal clearance (CN/C3/C4/C5), sealing options (2RS/ZZ/Open), precision class (P0/P6/P5), special grease, and neutral packaging. Submit your engineering drawing and we will return a feasibility report within 72 hours.

Q.04 What documentation is provided for international shipping?

Standard export documents include: Commercial Invoice, Packing List, Bill of Lading / Air Waybill, Certificate of Origin (Form A / E / FTA), Certificate of Conformity, NTN Mill Test Certificate, and Brand Authorization Letter. Customs HS code and country-specific requirements are pre-checked.

Q.05 What is your warranty and return policy?

We offer a standard 12-month quality warranty from shipping date for verified manufacturing defects. Defective products are replaced free of charge. Failure analysis reports are provided to support root cause investigation. Wear due to misapplication or improper installation is excluded.

Q.06 Can you ship under DDP terms to my country?

Yes. We support EXW, FOB, CIF, CFR, and DDP terms. Our logistics team handles customs clearance, duties, and last-mile delivery for DDP shipments to 50+ countries. For sensitive markets, we recommend DDP to avoid customs delays.

PRODUCT DESCRIPTION

Detailed Product Information

Ensure seamless automotive machinery performance with this Deep Groove Ball Bearing 6208, engineered for 40x80x18mm precision fit in high-speed applications. As an official NTN distributor, we deliver 100% genuine bearings with full traceability—no more customs delays or quality disputes from unreliable sources.

  • Long-life design (P0-P4 precision ratings) reduces downtime, while C0/C2-C5 clearance options let you fine-tune for specific motor or gearbox requirements
  • Grease/oil lubrication flexibility suits diverse operating conditions, backed by our 10+ years technical team for installation guidance
  • Stable bulk supply via WMS real-time inventory ensures production schedules stay on track—no more line shutdowns from delayed deliveries

Description

Product Specifications

Parameter Details
Model NO. 6208
Lubrication Grease or Oil
Precision Rating P0 P6 P5 P4
Feature Long Life, High Speed, Low Noise
Clearance C0 /C2/C3/C4/C5
Service OEM ODM
Rows Number Single
Load Direction Radial Bearing
Material Bearing Steel
Transport Package Carton Pallet
Specification 40*80*18mm
Trademark SKF/NTN/NSK/KOYO/NACHI/TIMKEN
Origin Japan
HS Code 8482102000
Production Capacity 1000000
Package Size 10.00cm * 10.00cm * 3.80cm
Package Gross Weight 0.370kg

Application Industries

Industry Typical Equipment
Automotive Transmission systems, Electric motors, Wheel hubs
General Machinery Conveyors, Pumps, Fans, Gearboxes
Industrial Manufacturing CNC machine tools, Compressors, Processing equipment

Stop Production Delays with Reliable Deep Groove Ball Bearing 6208

OEM manufacturers know the cost of bearing failure—unplanned downtime, missed production deadlines, and expensive equipment repairs. Gray market supplies often come with counterfeit risks, while multi-layer distribution channels stretch delivery times by 30–50%, making it nearly impossible to align with tight production schedules.

Genuine NTN/SKF 6208 Bearings: In Stock and Traceable

As an official NTN distributor with ISO 9001 certification, we deliver 100% genuine Deep Groove Ball Bearing 6208 (40x80x18mm) directly from authorized supply chains. Our WMS real-time inventory ensures bulk stock availability, while a three-level quality inspection system guarantees batch consistency. Whether for automotive transmission systems or general machinery gearboxes, this bearing meets OEM requirements for long life, high speed, and low noise operation.

Optimal Performance in Critical Applications

The 6208 bearing excels in radial load applications across automotive and machinery sectors, supporting high rotational speeds with minimal friction. Its single-row design and precision manufacturing (available in P0-P4 grades) make it ideal for electric motors, conveyor systems, and pumps—where reliability directly impacts production efficiency. Proper clearance selection (C0-C5) allows customization for temperature variations and operating conditions, ensuring consistent performance under varying loads.

Technical Details That Drive Reliability

Key specifications define the 6208 bearing’s performance: precision ratings from P0 (standard) to P4 (high precision) control runout and vibration, critical for reducing noise in automotive applications. Clearance options accommodate thermal expansion—C3 clearance is commonly specified for electric motors operating at elevated temperatures. Constructed from high-grade bearing steel, it delivers the durability required for continuous industrial use, while grease or oil lubrication flexibility allows adaptation to specific speed and maintenance requirements.

Why Genuine Bearings Lower Total Cost of Ownership

Counterfeit 6208 bearings may offer lower upfront prices, but they often fail prematurely—costing far more in downtime and repairs. Our genuine NTN/SKF bearings come with full traceability documentation, eliminating customs clearance delays and quality disputes. With a 10+ year technical team providing application support, we help optimize bearing selection to avoid premature failure, reducing long-term maintenance costs. For OEMs, stable bulk supply and on-time delivery prevent production line shutdowns, safeguarding profitability.

Why Global Manufacturers Trust Our Supply

With over a decade serving 50+ countries, we combine authorized distribution with dedicated OEM service: every bearing is tracked from production to delivery, supported by real-time inventory visibility. Our technical team provides free model selection based on working conditions, installation guidance, and failure analysis—reducing your technical burden. We offer flexible OEM customization, global door-to-door logistics, and complete export documentation, ensuring compliance with international trade requirements. As a result, automotive OEM factories and machinery manufacturers across Southeast Asia, Europe, and North America rely on our consistent supply.

Packaging & Shipping

  • Original brand packaging with carton pallet reinforcement for secure transport
  • Standard lead time: 3–7 business days for in-stock orders
  • Global logistics options: DHL, FedEx, UPS, air freight, and sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity: 1 piece, supporting emergency maintenance needs

Get Your 6208 Bearing Quote Today

Don’t let bearing issues disrupt your production. Send us your model list, application parameters, and order volume—our team will issue a formal quotation with authorization certificates within 24 hours. We support sample testing and small-batch trials to verify quality before full-scale orders, ensuring perfect alignment with your manufacturing requirements.

Frequently Asked Questions

Q: Are these genuine NTN/SKF bearings?

A: Yes, we are an official NTN distributor, and all products come with full traceability documentation and brand authorization certificates.

Q: How can I confirm if the 6208 bearing fits my equipment?

A: Provide your equipment model or working condition parameters (load, speed, temperature), and our technical team will verify compatibility for free.

Q: What is your warranty policy?

A: We adhere to NTN/SKF原厂质保标准, with unconditional replacement for manufacturing defects.

Q: What is the minimum order quantity?

A: We accept orders starting from 1 piece to support emergency maintenance and small-batch requirements.

Q: How long does shipping take?

A: In-stock items ship within 3–7 business days; logistics options include DHL, FedEx, UPS, air, and sea freight based on your timeline.

Q: How can I verify bearing authenticity?

A: Each bearing includes original packaging with防伪标签, laser-etched brand markings, and traceability documents. We also provide official authorization letters upon request.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.

SECTION 12 / GET QUOTATION

Ready to Order
6208?

Submit your inquiry below. Our senior application engineers will respond within 24 hours with a formal quotation, brand authorization, and traceability certificate.

  • Formal quotation in 24h
  • Sample within 5-7 days
  • 100% genuine guarantee
  • Worldwide DDP shipping
FORM · INQUIRY-6208 SECURE SSL

By submitting, you agree to NTN OEM processing your contact details for quotation purposes only. We never share information with third parties.

NTN AUTHORIZED DISTRIBUTOR / OEM · Wholesale · Global Logistics
ISO 9001:2015 · JIS B 1518