Ensure smooth, precise rotation for your industrial machinery with our Needle Roller Bearing series (LB25UU/LB30UU/LB35UU/LB40UU/LB50UU), engineered to deliver reliable performance even under heavy loads. Crafted from high-grade bearing steel with P0-P4 precision ratings and C0/C3/C4 clearance options, these closed-type radial bearings minimize vibration and extend equipment lifespan, addressing the critical need for stable, long-lasting components in demanding industrial environments.
| Parameter | Details |
|---|---|
| Model NO. | LB25UU |
| Load Direction | Radial Bearing |
| Style | Without Outer Ring, Without Inner Ring |
| Material | Bearing Steel |
| Type | Closed |
| Product Name | Needle Roller Bearing |
| Lubrication | Grease or Oil |
| Precision Rating | P0 P6 P5 P4 P2 |
| Clearance | C0 C3 C4 |
| Delivery Time | 3-7days |
| Service | OEM ODM |
| Transport Package | Carton Pallet |
| Origin | China |
| HS Code | 8482102000 |
| Production Capacity | 1000000 |
| Industry | Typical Equipment |
|---|---|
| Industrial Machinery | Machine Tools, Textile Machinery, Printing Equipment |
| Automotive | Transmission Systems, Auxiliary Systems |
| Agricultural Machinery | Tractors, Harvesters |
| New Energy | Wind Power Equipment, Solar Tracking Systems |
| Home Appliances | Air Conditioners, Washing Machines |
Industrial machinery operators know the cost of unexpected downtime—missed deadlines, maintenance overtime, and disrupted production schedules. When bearings fail prematurely due to poor precision or low-quality materials, the impact ripples through your entire operation. Sourcing reliable bearings that meet exact specifications often means navigating minimum order quantities that don’t align with urgent repair needs, or waiting weeks for custom parts.
Our Needle Roller Bearing LB25UU, LB30UU, LB35UU, LB40UU, and LB50UU address these challenges directly. With precision grades from P0 to P4 and noise grades up to Z4, these bearings deliver consistent performance in industrial machinery applications. Backed by our 17 years of manufacturing experience and ISO 9001:2015 certification, we offer flexible order options—including 1 piece MOQ for standard bearings—and sample delivery in 3-5 working days to keep your operations running.
Designed as radial bearings without inner or outer rings, the LB series excels in applications where space is limited and radial load capacity is critical. Whether used in machine tool spindles, textile machinery conveyors, or printing press components, these bearings handle continuous operation with minimal friction. The closed design ensures effective contamination resistance, while compatibility with both grease and oil lubrication allows adaptation to diverse operating environments—from high-speed rotations to heavy-load scenarios.
The performance of these needle roller bearings stems from meticulous engineering. Crafted from high-grade bearing steel, they maintain dimensional stability even under fluctuating temperatures. Precision ratings from P0 (standard) to P4 (high precision) ensure minimal radial runout, reducing vibration and extending equipment life. Clearance options (C0, C3, C4) allow customization for thermal expansion needs, critical in applications like gearboxes or hydraulic pumps where temperature variations are common. This combination of material quality and precision engineering directly translates to fewer replacements and lower maintenance costs.
Choosing low-quality bearings may seem cost-effective initially, but the hidden expenses add up. Bearings with subpar steel or imprecise machining often fail within months, leading to unplanned shutdowns. A single hour of downtime in a manufacturing plant can cost thousands of dollars in lost production—far exceeding the savings from cheaper parts. Our LB series bearings, certified to ISO, ABMA, and DIN standards, undergo rigorous testing including dimensional checks and noise/vibration analysis, ensuring they meet the reliability requirements of industrial machinery manufacturers.
With over a decade of experience supplying bearings to global markets, we bring proven expertise to every order. Our in-house laboratory conducts comprehensive performance tests, from service life evaluations to dynamic load testing, ensuring each bearing meets our strict quality standards. We support OEM and ODM customization, adjusting dimensions and specifications to match your exact drawings. Our 12-month warranty covers manufacturing defects, with free replacements or refunds available for qualified issues. Plus, our technical team offers free guidance on selection, installation, and maintenance, helping you optimize bearing performance and reduce lifecycle costs.
Don’t let bearing issues slow down your production. Whether you need a single LB25UU for a quick repair or bulk LB50UU bearings for a new production line, we have the inventory and expertise to meet your needs. Send us your bearing model, quantity, and application details, and our team will provide a competitive quote within 24 hours—so you can get back to focusing on what matters most: keeping your machinery running.
Q: Are these needle roller bearings genuine and traceable?
A: Yes, all our bearings are manufactured in our ISO 9001:2015 certified facility and come with complete batch traceability. We provide documentation to verify production processes and quality control checks.
Q: How can I confirm the LB series is compatible with my equipment?
A: Our technical team can assist with选型 based on your equipment specifications, load requirements, and operating conditions. Provide your machine model or application details for a free compatibility check.
Q: What is the warranty coverage for these bearings?
A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects. Defective products can be replaced free of charge with your next order or refunded.
Q: What is the minimum order quantity for LB series bearings?
A: Standard bearings have a 1 piece MOQ, making them suitable for emergency repairs. Customized orders have negotiable quantities based on specifications.
Q: How quickly can I receive my order?
A: Sample orders ship in 3-5 working days, while bulk orders typically deliver in 5-15 working days. Expedited shipping options are available for urgent requirements.
Q: Can you provide technical support for installation and maintenance?
A: Yes, our professional technical team offers free guidance on bearing installation, lubrication, and maintenance best practices, including remote troubleshooting support.
High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.
Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).
P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.
Professional technical guidance and failure solutions from our R&D team.
Master Sweden import duty thrust ball bearing costs by understanding that zero percent EU tariffs still incur twenty-five percent VAT. Avoid costly customs delays at Gothenburg port through accurate HS code 8482.50 classification and complete origin documentation to protect your distribution margins.
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