Product Specifications
| 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 |
3-7 days |
| Service |
OEM ODM |
| Transport Package |
Carton Pallet |
| Origin |
China |
| HS Code |
8482102000 |
| Production Capacity |
1000000 |
Application Industries
| Industry |
Typical Equipment |
| Industrial Machinery |
Machine Tools, Printing Equipment, Reducers |
| Automotive |
Transmission Systems, Steering Mechanisms |
| Agricultural Machinery |
Harvesters, Tractors, Threshers |
| Construction |
Excavators, Conveyors, Pumps |
| New Energy |
Wind Turbine Components, Solar Equipment |
Reduce Downtime with Precision Needle Roller Bearings LB25UU-LB50UU for Industrial Machinery
Industrial machinery operators know the cost of unexpected downtime—hours of lost production, missed deadlines, and costly repairs. When bearings fail prematurely due to poor precision or material quality, the impact ripples through entire operations. Sourcing reliable bearings with flexible order options and fast delivery can mean the difference between meeting production targets and falling behind.
High-Precision Needle Roller Bearings Engineered for Reliability
Our Needle Roller Bearings, including models LB25UU, LB30UU, LB35UU, LB40UU, and LB50UU, are designed to address these challenges. With precision ratings from P0 to P4 and noise grades Z2 to Z4, these bearings deliver consistent performance in industrial machinery applications. Backed by our ISO9001 and ISO14001 certified manufacturing processes, we ensure each bearing meets strict quality standards. Whether you need standard sizes or custom specifications, our OEM/ODM capabilities allow tailored solutions to match your equipment requirements.
Optimal Performance in Demanding Industrial Environments
Needle roller bearings excel in applications where radial space is limited but high load capacity is critical. The LB series, with its closed design and bearing steel construction, handles heavy radial loads while maintaining compact dimensions—ideal for machine tool spindles, printing presses, and reducer assemblies. These bearings operate efficiently with either grease or oil lubrication, adapting to varying speed and temperature conditions in industrial settings.
Key Technical Features That Enhance Machinery Performance
Precision rating directly impacts operational stability: P4 precision bearings minimize runout and vibration, reducing wear on adjacent components and extending machine life. Clearance options (C0, C3, C4) allow customization for thermal expansion and preload requirements—critical for high-speed applications where tight tolerances prevent premature failure. The closed type design provides effective contamination protection, ensuring consistent performance in dusty or debris-prone environments common in manufacturing and construction.
Why Quality Bearings Lower Total Cost of Ownership
Choosing low-quality bearings may reduce initial costs, but the hidden expenses add up quickly. Premature failures lead to unplanned maintenance, replacement parts, and production downtime—often costing far more than investing in reliable components upfront. Our needle roller bearings, manufactured with high-grade bearing steel and rigorous quality control, offer longer service life and predictable performance. With a 12-month global warranty and defect replacement policy, we stand behind our products, reducing the risk of unexpected expenses.
Your Trusted Partner for Bearing Solutions Since 2005
With over 18 years of experience serving global buyers across Europe, America, Southeast Asia, and the Middle East, Jinan Saifan Bearing combines expertise with responsive service. Our full R&D and QC lab ensure continuous product improvement, while flexible order terms—including 1pc MOQ for standard items and 3–5 day sample lead time—support both small-scale repairs and large production runs. We provide free technical guidance to help you select the right bearing for your application, and our multi-channel payment options (T/T, credit card, Alibaba trade) simplify transactions.
Packaging & Shipping
- Secure carton and pallet packaging to prevent damage during transit
- Sample lead time: 3–5 days; bulk delivery: 5–15 days
- Global shipping via trusted carriers (DHL, FedEx, UPS) with tracking
- Free samples available (buyer covers freight)
- Flexible order quantities: 1pc MOQ for standard items
Get Your LB Series Needle Roller Bearings Today
Don’t let bearing issues disrupt your operations. Whether you need a single LB25UU for emergency repair or bulk LB50UU bearings for production, we have the inventory and expertise to meet your needs. Send us your bearing model, application details, and quantity, and our team will provide a prompt quote—helping you get back to full productivity faster.
Frequently Asked Questions
Q: Are these needle roller bearings genuine and traceable?
A: Yes, all our bearings are manufactured in-house under ISO9001/ISO14001 standards, with full traceability from raw materials to production.
Q: How do I confirm the right bearing model for my machinery?
A: Provide your equipment model, load requirements, and operating conditions—our technical team offers free选型 support to ensure compatibility.
Q: What is your warranty policy for these bearings?
A: We offer a 12-month global warranty, with free replacement or refund for manufacturing defects.
Q: What is the minimum order quantity for LB series bearings?
A: Standard items have a 1pc MOQ, supporting both small repairs and large orders.
Q: How quickly can I receive my order?
A: Samples ship in 3–5 days, bulk orders in 5–15 days, with global express shipping available for urgent needs.
Q: Do you offer custom bearing solutions?
A: Yes, we provide full OEM/ODM customization, including custom dimensions, precision grades, and lubrication options.
Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we’ll respond within 24 hours.
