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Deep Groove Ball Bearing
NACHI 6308ZZECM Deep Groove Ball Bearing Japan High Quality
Keep your machinery running smoothly with the high-performance NACHI 6308ZZECM Bearing, designed to deliver long life and low noise even at high speeds. This Japan-quality deep groove ball bearing ensures reliable operation with its precision-crafted bearing steel construction and 40*90*23 mm specification, meeting the demands of both radial loads and continuous use.
- Choose from seal types Zz, 2RS, or Open to suit your application, with flexible lubrication options (grease or oil) for optimal performance
- Rich stock availability means you can minimize downtime, while OEM/ODM services cater to custom requirements
- Precision ratings from P0 to P4 and vibration classes Z1V1 to Z3V3 ensure compatibility with high-precision equipment
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
Spécifications du produit
Paramètre
Détails
Numéro de modèle
Type de roulement
Roulement à billes à gorge profonde
Type de joints
Lubrification
Graisse ou Huile
Évaluation de la précision
Vibration
Caractéristique
Alignement
Séparé
Non séparé
Nombre de lignes
Unique
Direction de charge
Roulement radial
Matériau
Acier à roulement
Angle de contact
0°
Spécification
Origine
Japon
Code SH
8482102000
Applicabilité de l'application
Industrie
Applications typiques
Équipement d'automatisation
Machines industrielles
Moteurs électriques, pompes, réducteurs
Automobile
Finding the right deep groove ball bearing can be challenging—especially when dealing with critical applications where equipment downtime means lost productivity. Many buyers struggle with mismatched dimensions, inconsistent quality from unknown suppliers, or limited access to trusted brands like NACHI. Choosing the wrong bearing often leads to premature wear, increased noise, and unexpected maintenance costs. Conçu pour une performance constante dans des environnements exigeants
The NACHI 6308ZZECM deep groove ball bearing addresses these challenges with its precision engineering and adherence to international standards. As a supplier with extensive experience in the bearing industry, we offer access to a comprehensive range of products, including this Japan-manufactured bearing, which is designed for long life, high speed, and low noise operation. Whether used in electric motors, conveyor systems, or automotive components, its 40x90x23 mm dimensions and bearing steel construction ensure reliable performance under radial loads. This bearing excels in applications requiring smooth rotation at moderate to high speeds, such as machine tool spindles and power transmission equipment. With a contact angle of 0°, it is ideal for pure radial load scenarios, though it can accommodate light axial loads in both directions. Its ZZ seal option provides effective protection against dust and contaminants, making it suitable for industrial environments where cleanliness is a concern. The available vibration grades (Z1V1 to Z3V3) allow customization based on noise and precision requirements. Caractéristiques techniques clés qui impactent la performance
Several critical specifications contribute to the NACHI 6308’s reliability. The precision rating options (P0 to P4) determine dimensional accuracy—higher grades like P4 are recommended for applications where minimal runout is essential, such as precision machinery. The choice of seals (ZZ, 2RS, or open) affects maintenance needs: ZZ metal seals offer durability in high-temperature settings, while 2RS rubber seals provide better grease retention for extended service intervals. Additionally, the bearing’s unseparated design simplifies installation and ensures consistent performance by maintaining proper internal clearance during operation. Pourquoi choisir le bon roulement réduit le coût total
Investing in a quality bearing like the NACHI 6308 reduces long-term costs by minimizing downtime and maintenance. Inferior bearings often fail early due to substandard material hardness or imprecise manufacturing, leading to equipment breakdowns and costly repairs. This bearing’s bearing steel construction and strict quality control—aligned with ISO 9001 standards—ensure resistance to wear and fatigue, extending service life. By selecting the appropriate precision grade and seal type upfront, you avoid the hidden expenses of frequent replacements and unplanned downtime. Assurance qualité à laquelle vous pouvez faire confiance
Our commitment to quality starts with rigorous supplier selection and extends through every stage of the procurement process. All bearings, including the NACHI 6308, undergo thorough inspection to verify dimensions, hardness, and surface finish. We maintain rich stocks to ensure quick availability, and our ISO 9001-certified检验流程 guarantees consistency. For added peace of mind, we provide a warranty against manufacturing defects, with clear terms outlined in each order. Whether you need a single unit or bulk quantities, we deliver products that meet your specified standards. Ready to secure reliable NACHI 6308 deep groove ball bearings for your application? Provide us with your required quantity, seal type, precision grade, and delivery location, and we’ll promptly share pricing and availability. With our extensive network, we can also source other bearing brands and models to meet all your procurement needs—no need to manage multiple suppliers. Questions Fréquemment Posées
Q: Do you supply other bearing brands and models besides NACHI? A: Yes, we offer a full range of bearings including international brands like SKF, NSK, NTN, Koyo, IKO, FAG, Timken, and domestic quality brands. We can source any specified model or brand as per your requirements. Q: How can I confirm if the NACHI 6308 is compatible with my equipment? A: Provide your equipment’s required bearing dimensions (bore diameter, outer diameter, width) or existing model number, and our technical team will verify compatibility with the NACHI 6308 specifications. Q: Quelle est votre politique de garantie pour les roulements ?
A: We provide a warranty against manufacturing defects. The specific warranty period and terms are detailed in each sales contract, ensuring coverage for material and workmanship issues. Q: What is the minimum order quantity for the NACHI 6308? A: We support low minimum order quantities, allowing you to purchase small quantities for testing or maintenance needs, as well as large volumes for production. Q: How quickly can you ship the NACHI 6308 bearing? A: Since we maintain rich stocks, most orders for the NACHI 6308 can be shipped within 1-3 business days. Shipping time depends on the selected method (express, air, or sea). Q: Do you offer OEM or ODM services for bearings? A: Yes, we support OEM and ODM customization. If you require bearings with specific dimensions, materials, or branding, we can manufacture them according to your drawings or specifications.
6308
Zz, 2RS, Open
P0, P6, P5, P4
Z1V1, Z2V2, Z3V3
Long Life, High Speed, Low Noise
Non-Aligning Bearing
40*90*23 mm
Conveyor systems, robotic arms, precision machinery
Wheel hubs, alternators, power transmission components
General Engineering
Machine tools, hydraulic systems, agricultural equipment
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Product Summary
- Product Name
- NACHI 6308ZZECM Deep Groove Ball Bearing Japan High Quality
- 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
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NACHI 6308ZZECM Deep Groove Ball Bearing Japan High Quality
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