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Ensure smooth, reliable operation for your machinery with this high-performance Cylindrical Roller Bearing, designed to handle radial loads with precision and minimize downtime. Crafted from durable Bearing Steel and available in precision ratings from P0 to P2, it delivers consistent performance whether lubricated with grease or oil.
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| Parameter | Details |
|---|---|
| Model Number | 681 |
| Bearing Type | Cylindrical Roller Bearing |
| Lubrication | Grease or Oil |
| Precision Rating | P0, P6, P5, P4, P2 |
| Vibration | Z1V1, Z2V2, Z3V3 |
| Service | OEM, ODM |
| Aligning | Non-Aligning Bearing |
| Separated | Unseparated |
| Rows Number | Single |
| Load Direction | Radial Bearing |
| Material | Bearing Steel |
| Transport Package | Carton, Pallet |
| Specification (d x D x B) | 8 mm x 22 mm x 7 mm |
| Trademark | BDL |
| Origin | Japan |
| HS Code | 8482102000 |
| Industry | Typical Applications |
|---|---|
| Automation Equipment | Conveyor systems, precision linear guides |
| Mechanical Engineering | Power transmission gearboxes, small electric motors |
| Industrial Machinery | Pump assemblies, textile machinery components |
Finding the right cylindrical roller bearing for your equipment often means sifting through countless brands and型号, only to face delays from suppliers with limited inventory. Worse, using low-quality bearings can lead to premature wear, increased vibration, and unexpected downtime—costing far more than the initial savings. As a buyer, you need a partner who understands both the technical requirements and the urgency of your operations.
Our cylindrical roller bearings, including models like N205em, N206em, and N207em, are designed to address these challenges. With ISO 9001-certified production and testing processes, each bearing meets strict precision standards (P0 to P2) and vibration levels (Z1V1 to Z3V3), ensuring reliable operation in radial load applications. Whether you need bearings for industrial gearboxes or automation equipment, our extensive inventory of both自有 brand (BDL) and international models (NSK, NTN) means you can source exactly what you need without multiple vendor relationships.
This single-row cylindrical roller bearing excels in applications with high radial loads and moderate speeds. Its non-aligning design and unseparated structure make it ideal for rigid shaft arrangements where precise alignment is maintained, such as in electric motor rotors or pump shafts. The bearing steel construction provides excellent durability, while options for grease or oil lubrication allow adaptation to different operating temperatures and maintenance schedules.
The precision rating directly affects operational smoothness: higher grades (P4, P2) reduce vibration and noise, critical for precision machinery. Vibration classes (Z2V2, Z3V3) further ensure stable performance by minimizing resonance in high-speed applications. The 8x22x7 mm dimension (bore x outer diameter x width) follows international standards, ensuring interchangeability with major brands—simplifying replacement in existing equipment. Additionally, the bearing’s radial load capacity makes it suitable for continuous-duty applications where consistent performance under load is non-negotiable.
Investing in quality cylindrical roller bearings 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 damage and production losses. Our bearings undergo rigorous testing, including dimensional checks and surface hardness verification, to ensure they meet OEM specifications. By selecting the correct precision and vibration class for your application, you avoid the hidden costs of frequent replacements and unplanned repairs.
Our commitment to quality starts with ISO 9001-certified production processes, ensuring consistent manufacturing standards. Raw materials are inspected for chemical composition and mechanical properties before production, while finished bearings undergo dimensional, hardness, and surface treatment testing. We provide a warranty against manufacturing defects, with clear terms for returns or replacements. With access to a wide range of brands—including NSK, NTN, and our own BDL—we can fulfill orders for both standard and hard-to-find型号, backed by现货库存 for quick delivery.
Whether you need the N205em, N206em, N207em, or any other cylindrical roller bearing型号, we’re here to help. Provide your required model, dimensions, quantity, and destination, and our team will respond with competitive pricing and delivery options. With our extensive network, we can also source specific brands or custom specifications—just let us know your needs.
Q: Do you support procurement of other bearing brands or models?
A: Yes, we offer a full range of bearing brands including SKF, NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese brands. We can source any specified model to match your equipment requirements.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model, existing bearing dimensions (d x D x B), or application details, and our technical team will verify compatibility with the N205em, N206em, N207em series or recommend alternatives.
Q: What is your warranty policy?
A: We provide a warranty against manufacturing defects. Specific terms, including duration, are outlined in each order contract. Defective products will be replaced or refunded per the agreement.
Q: What is the minimum order quantity?
A: We support low minimum order quantities, including single-unit purchases for emergency replacements, making it easy to test or maintain small-scale operations.
Q: How long does shipping take?
A: In-stock items ship within 1-3 business days. Delivery time depends on the shipping method selected: express courier (3-5 days), air freight (5-7 days), or sea freight (3-4 weeks).
Q: Do you offer OEM/ODM customization?
A: Yes, we provide OEM/ODM services for custom bearing specifications, including material selection, dimensions, and branding, based on your technical drawings or requirements.
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Official partner since 1998 with direct access to SKF technical resources, genuine products, and engineering expertise.
In-house team provides application design, failure analysis, and predictive maintenance -- reducing bearing failures by 35%.
Every product undergoes rigorous pre-shipment inspection with full documentation for traceability and compliance.
Dedicated account managers and reliable delivery networks ensure on-time supply for enterprise clients worldwide.
Performance Metrics
35%
Failures Prevented
70%
Downtime Reduction
25+
Years Experience
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Quote Response
78% of large enterprises prefer suppliers offering integrated technical support and lifecycle services.
Custom bearing selection and system design based on your specific load conditions, speeds, temperatures, and environmental factors.
Root-cause investigation of bearing failures using metallurgical testing, vibration analysis, and operating data review.
IIoT-enabled monitoring with smart sensor bearings for real-time vibration, temperature, and RPM tracking.
Modified bearings with special coatings, seals, tolerances, or materials. Lead time 8-12 weeks from official channels.
Certified engineers available for on-site installation support, alignment checks, and commissioning assistance worldwide.
Long-term service agreements including regular maintenance checks, replacement scheduling, and performance reporting.
Free samples available for orders over $50K
Validated against your KPIs before full production commitment.
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Free Sample Program
Orders over $50K qualify for free product samples
Test against your KPIs before full production commitment. Ask our engineers for details.
Regarding: NSK NTN N205em N206em N207em Cylindrical Roller Bearing
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