-- SKF Authorized Engineering Partner
Ensure smooth, reliable rotation in your machinery with this high-quality HK4020 Needle Bearings solution. Designed to deliver consistent performance under demanding conditions, these bearings reduce friction and extend equipment lifespan, making them ideal for applications where precision and durability are non-negotiable.
15+ Certified Engineers On-Call
Free application analysis · Failure diagnosis · Custom modification guidance. Response within 24 hours.
| Parameter | Details |
|---|---|
| Model Number | 81106-TV |
| Bearing Type | Needle Roller Bearings |
| Specification | 37*47*11mm |
| Material | Bearing Steel |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Load Direction | Thrust Bearing |
| Rows Number | Single |
| Separated | Separated |
| Aligning | Non-Aligning Bearing |
| Vibration | Z1V1 Z2V2 Z3V3 |
| Certification | ISO9001:2008 |
| Stock | in Stock |
| Service | OEM ODM |
| Trademark | BDL |
| Origin | China |
| HS Code | 8482102000 |
| Industry | Typical Applications |
|---|---|
| Automation Equipment | Linear motion systems, precision slides |
| Hydraulic Systems | Cylinder rod ends, piston assemblies |
| Mechanical Engineering | Transmission components, gearboxes |
Many buyers face the frustration of mismatched bearing dimensions causing installation delays, or low-quality bearings failing prematurely under load. Sourcing from multiple suppliers for different brands only adds complexity, especially when dealing with both metric and imperial standards. These challenges can disrupt production schedules and increase maintenance costs.
The HK4020 Needle Roller Bearings address these pain points with precision manufacturing and ISO 9001:2008 certified quality control. With dimensions of 40X50X32/38mm, this bearing fits standard applications while our extensive inventory ensures quick availability. Whether you need a single unit for maintenance or bulk orders for production, our one-stop sourcing covers both our BDL brand and major international models, simplifying your procurement process.
Designed as a single-row thrust bearing, the HK4020 excels in applications where axial loads are primary. Its separated structure allows for easy installation and maintenance, while the non-aligning design performs reliably in fixed-position assemblies. The bearing steel construction provides durability in operating temperatures typical of industrial environments, making it suitable for automated machinery and hydraulic systems where consistent thrust handling is critical.
The precision rating options (P0 to P2) allow selection based on application requirements, with tighter tolerances (P4/P2) ideal for high-precision equipment. Vibration classes Z1V1 to Z3V3 ensure smooth operation, reducing noise and extending adjacent component life. The separated design simplifies mounting by allowing the inner and outer rings to be installed separately, a valuable feature in space-constrained assemblies. Surface hardness of the bearing steel resists wear under continuous load, maintaining dimensional stability over time.
Choosing the right needle roller bearing directly impacts operational costs. Inferior bearings with substandard material hardness often fail early, leading to unplanned downtime and replacement expenses. The HK4020’s ISO-certified production process includes raw material inspection and成品 testing, ensuring each unit meets performance standards. By reducing premature failures, this bearing lowers long-term maintenance costs compared to cheaper alternatives, making it a cost-effective choice for critical applications.
Our production follows ISO 9001:2008 standards, with rigorous testing for dimensions, hardness, and surface finish at every stage. Each bearing comes with a warranty against manufacturing defects, providing peace of mind for your application. We maintain substantial inventory for quick delivery, and our ability to handle both OEM and ODM requests means we can accommodate custom specifications when standard models don’t meet your needs. Whether you require our BDL brand or specific international models, our sourcing network ensures consistent quality.
Whether you need the HK4020 model or other needle roller bearings, provide your required dimensions, quantity, and brand preference, and we’ll deliver a competitive quote with lead time. Our team can also assist with cross-referencing part numbers to ensure compatibility with your equipment. The sooner you confirm your order, the sooner we can arrange shipment to keep your operations running smoothly.
Q: Do you supply bearings from other brands besides BDL?
A: Yes, we offer a full range of international and domestic brands, including SKF, NSK, NTN, Koyo, and others. We can source specific brands or models as per your requirements.
Q: How can I confirm if the HK4020 is compatible with my equipment?
A: Provide your existing bearing’s dimensions (inner diameter, outer diameter, width) or equipment model number, and our technical team will verify compatibility with the HK4020 specifications.
Q: What is your warranty policy for bearings?
A: We provide a warranty against manufacturing defects. The specific duration is outlined in each order’s terms, and defective products can be replaced or refunded per our quality assurance policy.
Q: What is the minimum order quantity for the HK4020?
A: We accept low minimum orders, including single units for maintenance needs. Larger quantities may qualify for volume pricing.
Q: How long does shipping take for in-stock bearings?
A: In-stock items are typically shipped within 1-3 business days. Transit time depends on the shipping method selected (courier, air, or sea freight).
Q: Can you produce custom needle roller bearings to specific designs?
A: Yes, we support OEM and ODM services. Provide your technical drawings or specifications, and we can manufacture bearings tailored to your 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.
Contact us via email or phone for immediate assistance.
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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
24h
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.
-- Get In Touch
Our certified engineers will review your application requirements and provide a detailed quote within 24 hours.
Address
No. 377 Bansongyuan Road, Huangpu District, Shanghai, China
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: HK4020 Needle Roller Bearings 40X50X32/38 High Quality
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