Koyo NTN NACHI 6948 6952 6956 Deep Groove Ball Robot Bearing
Ensure your robotic systems run with unwavering precision and extended operational life using our high-performance Robot Bearing. Engineered to deliver smooth, low-noise rotation even at high speeds, these deep groove ball bearings minimize downtime and maintenance needs for critical automation workflows.
- Available in precision ratings from P0 to P4 with C0/C2/C3 clearance options, ensuring optimal fit for demanding robotic applications
- Grease or oil lubrication flexibility adapts to your specific operating environment, enhancing reliability in diverse industrial settings
- Single-row, non-aligning design with 0° contact angle provides consistent radial load support, a key specification for robotic arm and gantry systems
Backed by rich stock availability and OEM/ODM service, these bearings (models 6948, 6952, 6956) from trusted brands like Koyo, NTN, and NACHI keep your production line moving without costly delays.
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | 6948, 6952, 6956 |
| Bearing Type | Deep Groove Ball Bearing |
| Dimensions | 240×320×38 mm, 260×360×46 mm, 280×380×46 mm |
| Material | Bearing Steel |
| Precision Rating | P0, P6, P5, P4 |
| Clearance | C0, C2, C3 |
| Lubrication | Grease or Oil |
| Load Direction | Radial Bearing |
| Rows Number | Single |
| Contact Angle | 0° |
| Feature | Long Life, High Speed, Low Noise |
| Separated | Unseparated |
| Aligning | Non-Aligning Bearing |
| Stock | Rich Stocks |
| Service | OEM, ODM |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Automation | Robot Joints, Conveyor Systems |
| Industrial Machinery | High-Speed Rotating Equipment, Precision Gearboxes |
Need Reliable 6948, 6952, 6956 Deep Groove Ball Bearings? Here’s What Counts
Finding the right deep groove ball bearings for high-speed robotic applications can be challenging. Mismatched precision classes often lead to excessive noise, while poor lubrication systems cause premature wear—costing time and money in equipment downtime and replacements.
Engineered for Robotic Performance and Longevity
Our deep groove ball bearings address these issues with precision ratings from P0 to P4, ensuring compatibility with demanding robotic systems. With lubrication options of grease or oil, they adapt to varying speed requirements, while their long-life design reduces maintenance cycles. As a supplier with rich stocks and ISO 9001-certified processes, we offer the reliability that automation and industrial machinery sectors demand.
Optimal Performance in High-Speed Robotic Applications
These bearings excel in environments where radial loads and high rotational speeds are constant. With a contact angle of 0°, they maintain stability under pure radial loads, making them ideal for robotic arms and conveyor systems. The non-aligning design ensures consistent performance when shaft alignment is precise, while the unseparated structure simplifies installation and reduces assembly errors.
Key Engineering Features for Robust Operation
The single-row construction balances load capacity and compactness, critical for space-constrained robotic components. Bearing steel material provides high surface hardness, enhancing wear resistance and extending service life. Clearance options (C0/C2/C3) allow customization—C2 for tight tolerance applications like precision robotics, and C3 for high-temperature environments where thermal expansion must be accommodated. These features collectively minimize vibration and noise, ensuring smooth operation in sensitive automation setups.
Why Precision Matters for Total Cost of Ownership
Choosing the right deep groove ball bearing directly impacts your equipment’s total cost of ownership. A P5 precision bearing, for example, reduces vibration-induced stress on adjacent components, lowering the risk of连带 damage. Inferior bearings with subpar material hardness may fail within months, leading to unplanned downtime and replacement costs. By investing in bearings with ISO 9001-certified quality, you avoid these hidden expenses and ensure consistent performance over the long term.
Quality You Can Trust in Every Bearing
Our production and inspection processes adhere to ISO 9001 standards, with rigorous testing of raw materials and finished products for dimensional accuracy, hardness, and surface treatment. We stand behind our bearings with a warranty against manufacturing defects, ensuring you receive reliable components. Whether you need bearings under international brands or custom OEM solutions, our extensive supply chain allows us to source and deliver according to your specifications.
Packaging & Shipping
- Packaged in cartons and pallets for secure transport
- Available from rich stocks for immediate dispatch
- Flexible shipping options including express, air, and sea freight
- Low minimum order quantities to support both small and large-scale requirements
Get Your Quote for 6948, 6952, 6956 Bearings Today
Whether you need a specific model or require assistance in selecting the right bearing for your application, contact us with your requirements. Provide the model number, dimensions, and quantity, and our team will promptly share pricing and availability. With our ready stock, we can fulfill your order quickly to keep your operations running smoothly.
Frequently Asked Questions
Q: Do you supply bearings from other brands or models?
A: Yes, we support inquiries for all bearing brands and models, and can supply according to your specified requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment’s required dimensions (d x D x B) or model number, and our technical team will verify compatibility.
Q: What is your warranty policy?
A: We offer a warranty against manufacturing defects; specific terms are outlined in the purchase agreement.
Q: What is the minimum order quantity?
A: We accept low minimum order quantities, including small trial orders to meet your needs.
Q: How long does shipping take?
A: In-stock bearings ship immediately; delivery time depends on your location and chosen shipping method (express, air, or sea).
Q: Can you provide custom (OEM/ODM) bearings?
A: Yes, we offer OEM and ODM services tailored to your specific design or performance requirements.
Ready to order or need a quote?
Send the bearing model, dimensions (d x D x B), and quantity — we’ll get back to you with pricing and lead time.
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- Product Name
- Koyo NTN NACHI 6948 6952 6956 Deep Groove Ball Robot Bearing
- 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.
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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
Get a custom quote for
Koyo NTN NACHI 6948 6952 6956 Deep Groove Ball Robot Bearing
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