Saifan Bearing
SKF Bearings
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision
In Stock · Ready to Ship

NN Double Row Cylindrical Roller Bearing NN3018 KTN9/HC5SPW33 for Industrial Machinery High Precision

SKU: a30efefe57b2

Ensure smooth, high-precision rotation in industrial machinery with the NN3018 KTN9/HC5SPW33 double row cylindrical roller bearing, engineered to minimize downtime and enhance operational stability. This open-type bearing delivers reliable performance in heavy-load applications, thanks to its double row structure that distributes stress evenly across contact points.

  • Precision-crafted for industrial machinery, ensuring consistent motion control and extended service life
  • Optimized design reduces vibration and noise, addressing common challenges in high-speed equipment operation
  • Compact 06 inner diameter fits seamlessly into standard machinery configurations, simplifying replacement and maintenance
Factory Price
¥1.00
MOQ: 1pc · Bulk discount available
ISO 9001
Certified
12-Month
Warranty
3-5 Days
Sample Delivery
Technical Documentation

Product Details

Product Specifications

Parameter Details
Model NO. NN3018 KTN9/HC5SPW33
Type Roller
Selling Units Single Item
Number of Row Double Row
Inner Diameter 06
Package Size Per Batch 10X10X10cm
Structure Cylindrical
Gross Weight Per 0.250kg Batch
Seals Type Open
Trademark SKF
Origin China
Package Size 24.00cm * 24.00cm * 8.00cm
Package Gross Weight 2.200kg

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Gearboxes, Printing Machinery, Reducers
Automotive Transmission Systems, Electric Motors
Agricultural Tractors, Harvesters
New Energy Wind Turbines, Solar Equipment

Reduce Downtime with Reliable NN3018 KTN9/HC5SPW33 Double Row Cylindrical Roller Bearing

Industrial machinery operators know the cost of unexpected downtime—hours of halted production, missed deadlines, and costly repairs when bearings fail prematurely. Sourcing high-precision bearings that meet exact specifications often means navigating minimum order quantities that tie up capital or waiting weeks for delivery. For critical equipment like machine tool spindles and gearboxes, choosing the wrong bearing can lead to increased vibration, noise, and shortened service life.

Genuine High Precision Bearings for Immediate Use

The NN3018 KTN9/HC5SPW33 double row cylindrical roller bearing is engineered to address these challenges, offering the precision and durability industrial machinery demands. As a professional bearing supplier with decades of export experience, we ensure each unit meets strict quality standards, supported by our ISO 9001:2015 certified quality management system. With a minimum order quantity of just 1 piece for standard bearings, we eliminate the need for bulk purchases, making it easy to secure replacements for emergency repairs or small-scale projects.

Optimal Performance in Demanding Industrial Conditions

This high precision cylindrical roller bearing excels in applications requiring high radial load capacity and rigidity, such as CNC machine spindles and heavy-duty gearboxes. Its double row design distributes loads evenly, reducing stress on individual components and extending service life in continuous operation. The open seal type allows for easy lubrication maintenance, ensuring consistent performance even in high-speed rotating environments common in industrial manufacturing.

Technical Features That Ensure Reliable Operation

The NN3018 KTN9/HC5SPW33 bearing’s cylindrical structure provides superior radial load handling, critical for machinery subject to heavy operational stress. Its precision manufacturing ensures tight tolerances, minimizing vibration and noise during operation—key factors in maintaining product quality in precision machining. The use of high-grade materials enhances durability, allowing the bearing to withstand the rigors of industrial applications while maintaining performance over extended periods. Each unit undergoes comprehensive testing, including dimensional checks and performance evaluations, to ensure compliance with international standards.

Long-Term Value of Authentic Bearings

Choosing genuine bearings over counterfeit alternatives reduces the risk of premature failure, which can lead to costly equipment damage and production losses. Counterfeit bearings often lack proper material quality and manufacturing precision, resulting in increased friction, heat buildup, and potential safety hazards. Our commitment to supplying authentic products ensures each bearing meets the performance specifications required for reliable operation, ultimately lowering total ownership costs by minimizing downtime and maintenance needs.

Why Industrial Buyers Choose Our Bearings

Our customers trust us for consistent quality and service backed by measurable credentials. We hold ISO 9001:2015 and ISO 14001 certifications, ensuring rigorous quality control and environmental management. With a professional technical team and experienced QC staff, we provide free guidance on bearing selection, installation, and maintenance. Our global sales network covers Europe, North America, Southeast Asia, and the Middle East, supported by efficient delivery—3-5 working days for sample orders and 5-15 days for bulk shipments. We stand behind our products with a 12-month warranty, offering free replacements or refunds for qualified defective products.

Packaging & Shipping

  • Standard packaging ensures product protection during transit
  • Sample orders shipped within 3-5 working days
  • Bulk orders delivered in 5-15 working days
  • Multiple logistics options available to meet delivery requirements
  • 1 piece minimum order quantity for standard bearings

Secure Your NN3018 KTN9/HC5SPW33 Bearing Today

Don’t let equipment downtime impact your productivity. Whether you need a single replacement bearing or a bulk order, our flexible policies and quick delivery ensure you get the parts you need when you need them. Contact us with your requirements, and our technical team will help confirm compatibility and provide a competitive quote.

Frequently Asked Questions

Q: Is this bearing a genuine SKF product?

A: Yes, we supply genuine original brand bearings, including SKF, with full traceability to ensure authenticity.

Q: How can I confirm if this bearing fits my equipment?

A: Provide your equipment model or specific application requirements, and our technical team will assist with compatibility verification.

Q: What is the warranty period for this bearing?

A: We offer a 12-month warranty from the date of delivery, covering manufacturing defects with free replacement or refund options.

Q: What is the minimum order quantity?

A: The minimum order quantity for standard bearings like the NN3018 KTN9/HC5SPW33 is 1 piece, suitable for both emergency repairs and small orders.

Q: How long does shipping take?

A: Sample orders are shipped within 3-5 working days, while bulk orders take 5-15 working days depending on quantity and destination.

Q: How can I verify the authenticity of the bearing?

A: Genuine bearings come with original packaging and branding. We can provide documentation to trace the product’s origin and certification.

Ready to order or need a quote?
Send your bearing designation, application details, and quantity — we'll respond within 24 hours.

Quality Assurance
100% Inspection

High-grade chrome steel, raw material QC, full-process monitoring, ISO/ABMA/DIN compliance.

Delivery
3-15 Days

Samples in 3-5 days, bulk orders 5-15 days. Free samples for distributors (freight collect).

Customization
Full OEM/ODM

P0-P4 precision grades, Z2-Z3-Z4 noise levels. Custom drawings welcome.

After-Sales
12-Month Warranty

Professional technical guidance and failure solutions from our R&D team.

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Need a Custom Solution?

Our R&D team supports full OEM/ODM customization with technical drawings. Contact us for stable factory pricing and reliable supply.

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