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TS 16949
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Needle Bearing
Needle Roller Bearing LB4UU LB5UU LB6UU LB8SUU LB8UU
Experience smoother, more reliable machinery performance with our premium Needle Roller Bearing LB Series. These precision-engineered bearings minimize friction to extend equipment lifespan, even under heavy loads—no more unexpected downtime from worn components.
- Includes LB4UU, LB5UU, LB6UU, LB8SUU, and LB8UU variants to fit your specific application needs
- Sealed design prevents contamination, ensuring consistent performance in harsh environments
- Lightweight yet durable construction reduces overall equipment weight without sacrificing strength
7
Day Prototype
vs. 8-12 wks standard
50+
Countries Served
Global logistics network
12h
Quote Response
Expert engineers on call
Typical Applications
Wind Power
Mining
Steel & Metallurgy
Automotive / EV
Rail Transit
Precision Machinery
Genuine SKF Bearings
NDA Protected
Free Sample for Orders > $50K
Global Shipping
Product Details
Product Specifications
| Parameter | Details |
|---|
Application Suitability
| Industry | Typical Applications |
|---|
Struggling with Needle Roller Bearing Selection? LB4UU to LB8UU Series Explained
Many buyers face challenges when sourcing needle roller bearings—whether it’s finding the right dimensions across different standards, dealing with frequent maintenance in hard-to-reach locations, or ensuring consistent quality from suppliers. These issues often lead to delayed projects or unexpected equipment downtime.
Comprehensive Needle Roller Bearing Solutions for Multiple Industries
Our LB4UU, LB5UU, LB6UU, LB8SUU, and LB8UU needle roller bearings address these common pain points through ISO 9001-certified manufacturing processes and a diverse product range. With access to both our own brand and major international brands, we provide a one-stop sourcing solution for various applications, from automation equipment to hydraulic systems.
Optimal Performance in Demanding Operating Conditions
These needle roller bearings are designed to perform in environments with radial loads and limited installation space. Their compact design makes them suitable for applications requiring high load capacity in tight assemblies, such as conveyors, robotics, and machine tool components. Proper selection based on load direction and operating temperature is critical to ensuring long service life.
Key Engineering Features for Reliable Operation
Needle roller bearings like the LB series offer several advantages: their small cross-section allows for space-saving designs without compromising load capacity. TheUU suffix indicates a double-sealed design, which helps prevent contamination and retains lubrication, reducing maintenance needs. Precision manufacturing ensures dimensional consistency, allowing for easy interchangeability with parts from major suppliers. Surface hardness and heat treatment processes enhance wear resistance, critical for high-cycle applications.
The Impact of Quality Bearings on Total Cost of Ownership
Choosing the right needle roller bearing directly affects operational costs. Inferior bearings with substandard materials or imprecise dimensions often lead to premature failure, resulting in unplanned downtime and replacement expenses. Our bearings, tested for hardness, dimensional accuracy, and surface finish, help minimize these risks. By following ISO standards for load ratings and fatigue life, they contribute to more predictable maintenance schedules and lower overall costs.
Quality Assurance You Can Trust
Our production and inspection processes adhere to ISO 9001 standards, with rigorous testing of raw materials and finished products. Each bearing undergoes checks for dimensions, hardness, and surface treatment to ensure compliance with specifications. We offer a warranty period covering manufacturing defects, and our ability to source from multiple brands means we can fulfill orders according to your exact requirements. With substantial inventory, we support quick delivery for both small and large orders.
Packaging & Shipping
- Neutral packaging suitable for safe transport
- Available from stock for prompt dispatch
- Flexible shipping options including express courier, air, and sea freight
- Low minimum order quantity to accommodate various project sizes
Get Your Needle Roller Bearing Quote Today
Whether you need LB series needle roller bearings or other models, provide us with the specific model, dimensions, and quantity required. Our team will assist with verification and deliver a competitive quote. Early inquiry ensures faster processing and shipment安排.
Frequently Asked Questions
Q: Do you supply other bearing brands and models besides the LB series?
A: Yes, we support inquiries for all bearing brands and models, providing supply according to your specified requirements.
Q: How can I confirm if the LB series needle roller bearings fit my equipment?
A: Provide the required dimensions (bore diameter, outer diameter, width) or existing model number, and our technical team will assist in verification.
Q: What is your warranty policy for these needle roller bearings?
A: We offer a warranty period covering manufacturing defects; specific terms are subject to agreement in the contract.
Q: What is the minimum order quantity for LB series bearings?
A: We have a low minimum order quantity, supporting small-batch trial orders.
Q: How long does shipping take, and what logistics options are available?
A: Products are available from stock for immediate shipment, with shipping options including express courier, air freight, and sea freight.
Q: Can you provide OEM or ODM services for needle roller bearings?
A: Yes, we support customization according to provided drawings or specifications.
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 Summary
- Product Name
- Needle Roller Bearing LB4UU LB5UU LB6UU LB8SUU LB8UU
- Category
- Needle Bearing
- Brand
- SKF
- Certification
- ISO 9001 · TS 16949
- Lead Time
- 7 Working Days
Get a Custom Quote
Our engineers will respond within 12 hours with a tailored solution.
Request QuoteGeneral Specifications
| Bearing Type | Needle 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 |
Custom Specifications Available
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.
Wind Power
Main shaft bearings, gearbox bearings, and generator bearings for onshore and offshore wind turbines.
Mining & Quarrying
Heavy-duty bearings for crushers, conveyors, and rotary equipment in extreme dust and shock-load environments.
Steel & Metallurgy
High-temperature bearings for rolling mills, continuous casting, and furnace applications.
Automotive / EV
Wheel hub bearings, transmission bearings, and e-motor bearings for passenger and commercial vehicles.
Rail Transit
Axle box bearings, traction motor bearings, and gearbox bearings meeting EN/UIC railway standards.
Precision Machinery
High-precision spindle bearings, angular contact bearings, and super-precision bearings for CNC and robotics.
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.
Why SKF China
The engineering partner advantage
7 Days
Prototype Lead Time
vs. 8-12 weeks via standard channels
15+
Certified Engineers
SKF-certified, on-call for your project
50+
Countries Delivered
Reliable global logistics network
Request a Quote
Get a custom quote for
Needle Roller Bearing LB4UU LB5UU LB6UU LB8SUU LB8UU
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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