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Needle Bearing
Bdl Needle Roller Bearing Na4834/36/38 High Quality Bearings
Boost your machinery's performance with the reliable Needle Roller Bearing Na4834 – designed to minimize downtime and maximize efficiency in high-load applications. This precision-engineered bearing ensures smooth rotation even under heavy stress, addressing the frustration of unexpected equipment failures.
- High-quality construction delivers exceptional durability for long-term operation
- Optimized needle roller design reduces friction, enhancing power transmission efficiency
- Suitable for Na4834/36/38 variants, offering versatile compatibility for your specific setup
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 |
|---|---|
| Bearing Type | Needle Roller Bearing |
| Model Number | NA4834, NA4836, NA4838 |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Industrial Machinery | Hydraulic cylinders, piston rods, gearboxes |
| Automotive | Transmission systems, steering components |
| Heavy Equipment | Construction machinery, agricultural equipment |
Struggling with Needle Roller Bearing Selection? Here’s What You Need to Know
Finding the right needle roller bearing for your equipment can be challenging. Mismatched dimensions lead to installation delays, while poor quality components often result in premature wear and unexpected downtime. Sourcing from multiple suppliers for different brands only adds complexity to your procurement process.
Engineered for Consistent Performance in Demanding Applications
Our Bdl Needle Roller Bearing NA4834/36/38 series addresses these common pain points through ISO 9001 certified manufacturing processes and comprehensive quality control. As a supplier with access to both our own brand and international mainstream brands, we offer a one-stop solution for your bearing needs. These bearings are designed for high radial load applications, making them ideal for use in hydraulic systems, automated machinery, and conveyor equipment where space is limited but performance is critical.
Optimal Performance in High-Load, Limited-Space Environments
Needle roller bearings excel in applications with restricted radial space and high load requirements. The NA4834/36/38 series operates effectively under continuous radial loads, withstanding operating temperatures typically ranging from -20°C to 120°C in standard configurations. Proper selection based on load capacity, shaft speed, and environmental conditions is essential to prevent premature failure and ensure equipment reliability.
Key Engineering Features for Reliable Operation
The NA4834/36/38 needle roller bearings feature a robust cage design that maintains proper roller spacing, reducing friction and heat generation during operation. Precision ground raceways ensure consistent load distribution across the rollers, enhancing fatigue resistance and extending service life. The bearings’ surface hardness, typically达到 58-62 HRC, provides excellent wear resistance, while tight dimensional tolerances ensure interchangeability with major international standards for easy replacement.
Why Choosing the Right Bearing Impacts Your Bottom Line
Selecting a quality needle roller bearing directly affects your total cost of ownership. Inferior bearings with substandard materials or imprecise manufacturing can lead to frequent replacements, unplanned downtime, and potential damage to adjacent components. By investing in properly engineered bearings that meet ISO standards, you reduce maintenance costs and improve equipment uptime. Our bearings are manufactured to meet strict dimensional and performance criteria, helping you avoid the hidden costs associated with premature bearing failure.
Quality You Can Trust in Every Bearing
Our manufacturing and inspection processes adhere to ISO 9001 standards, ensuring consistent quality from raw material selection to final product testing. Each bearing undergoes dimensional accuracy checks, hardness testing, and surface finish inspection before leaving our facility. We provide a warranty against manufacturing defects, and our comprehensive supply chain allows us to source or produce bearings according to your exact specifications, whether you require standard models or custom solutions.
Packaging & Shipping
- Neutral industrial packaging with protective wrapping to prevent damage during transit
- Available from stock for prompt dispatch
- Flexible shipping options including express courier, air freight, and sea freight
- Low minimum order quantity to support both small-scale maintenance and large production runs
Get Your Needle Roller Bearing Quote Today
Whether you need the NA4834, NA4836, NA4838, or any other needle roller bearing model, we can help. Provide us with your required model number, dimensions, and quantity, and our team will promptly provide pricing and availability. With our extensive inventory and global sourcing capabilities, we ensure you get the right bearings when you need them.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides your own?
A: Yes, we offer a comprehensive range of bearings including major international brands and domestic quality brands. We can source or supply according to your specified brand requirements.
Q: How can I confirm if the NA4834/36/38 bearing fits my equipment?
A: Provide us with your equipment model or the required dimensions (bore diameter, outer diameter, width), and our technical team will verify compatibility with the NA4834/36/38 series or recommend suitable alternatives.
Q: What warranty do you offer on these needle roller bearings?
A: We provide a warranty against manufacturing defects. The specific warranty period and terms are detailed in our sales contract, ensuring coverage for material and workmanship issues.
Q: What is the minimum order quantity for the NA4834/36/38 bearings?
A: We support low minimum order quantities, allowing you to purchase small quantities for maintenance or larger volumes for production needs. Contact us for specific MOQ details.
Q: How quickly can you ship the NA4834/36/38 bearings?
A: Stock items are typically shipped within 1-3 business days. For non-stock or custom orders, lead times vary based on production requirements and will be confirmed at the time of order.
Q: Do you offer OEM or ODM custom bearing solutions?
A: Yes, we support custom bearing manufacturing (OEM/ODM) based on your technical drawings, specifications, or sample requirements. Our engineering team can assist with design optimization for your specific application.
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
- Bdl Needle Roller Bearing Na4834/36/38 High Quality Bearings
- 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
Bdl Needle Roller Bearing Na4834/36/38 High Quality Bearings
NDA protected · Free samples for orders > $50K · Reply within 12 hours
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