NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing for Industrial Machinery 280mm Inner Diameter
Famous Brand Bearing

ISO

Certified

P0-P4

Precision

1 PC

Min. Order

Famous Brand Bearing SKF Bearings SKF Bearings

NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing for Industrial Machinery 280mm Inner Diameter

Ensure smooth, high-precision rotation for your industrial machinery with the NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing, designed to deliver reliable performance even under heavy loads. This 280mm inner diameter bearing features an SP precision rating and open-type structure, making it ideal for applications requiring precise axial alignment and efficient load distribution.

  • Engineered with double-row cylindrical rollers to minimize vibration and extend equipment service life, addressing the need for stable operation in demanding industrial environments
  • SP precision grade ensures tight dimensional tolerances, critical for maintaining accuracy in machine tools, reducers, and other high-performance machinery
  • Open design allows for easy lubrication maintenance, a detail valued by maintenance teams seeking to optimize bearing lifespan

MOQ

1 Piece

Lead Time

5-15 Days

Warranty

12 Mo.

Precision

P0-P4

Noise Grade

Z2-Z4

Customization

OEM/ODM

  • High-grade chrome steel for long service life
  • Strict raw material inspection & full process monitoring
  • ISO 9001:2015 & ISO 14001 certified
  • ABMA & DIN standards compliant
  • Free samples for qualified distributors
  • T/T, Credit Card & Alibaba payment accepted

Product Details

Product Specifications

Parameter Details
Model NO. NN 3056 K/SPw33
Precision Rating Sp, up, Sp and up
Type Roller
Number of Row Double Row
Inner Diameter 280 mm
Selling Units Single Item
Structure Cylindrical
Seals Type Open
Trademark SKF
Origin China

Application Industries

Industry Typical Equipment
Industrial Machinery Machine Tools, Gearboxes, Printing Presses
Manufacturing CNC Machines, Spindles, Reducers

NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing: Minimize Downtime in Industrial Machinery

Industrial machinery operators know the cost of unexpected downtime—hours lost to bearing failures, missed production deadlines, and emergency repairs. When precision matters, choosing the right bearing isn’t just about specifications; it’s about reliability. The NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing with 280mm inner diameter addresses these challenges, designed to keep critical equipment running under heavy loads and high precision requirements.

High Precision Roller Bearing Engineered for Industrial Machinery

As a professional bearing manufacturer and supplier with decades of export experience, we understand the demands of industrial machinery. The NN 3056 K/SPw33 Double Row Cylindrical Roller Bearing delivers the stability needed for machine tools, gearboxes, and printing presses. Our strict quality control—from raw material inspection to full-process production supervision—ensures each bearing meets ISO industrial standards, reducing the risk of premature failure.

Optimal Performance in Demanding Industrial Conditions

This Double Row Cylindrical Roller Bearing excels in applications requiring high radial load capacity and precise axial alignment. With an open design and Sp precision rating, it accommodates heavy loads while maintaining rotational accuracy—critical for CNC machines and spindles where even minor misalignment can compromise output quality. The 280mm inner diameter makes it suitable for large industrial equipment, providing the robustness needed for continuous operation.

Technical Features That Drive Reliability

The NN 3056 K/SPw33’s double row structure distributes loads evenly across the bearing, enhancing durability and extending service life. Its cylindrical roller design minimizes friction, allowing for efficient power transmission in high-speed industrial applications. The Sp precision rating ensures tight tolerances, reducing vibration and noise—key factors in maintaining machine stability and product quality. These features collectively contribute to consistent performance, even under the rigors of daily industrial use.

Why Genuine Bearings Matter for Total Cost of Ownership

Counterfeit bearings may offer lower upfront costs, but they often fail prematurely, leading to unplanned downtime, costly repairs, and potential damage to machinery. Our commitment to quality—backed by ISO 9001:2015 certification—means every NN 3056 K/SPw33 bearing is manufactured to strict standards. By investing in genuine precision cylindrical roller bearings, you reduce long-term costs associated with frequent replacements and production losses, ensuring better return on investment.

Your Trusted Partner for Industrial Bearings

With over 15 years in the industry, we serve customers across Europe, North America, Southeast Asia, and the Middle East. Our one-stop service includes OEM/ODM customization, flexible order policies (1 piece MOQ for standard bearings), and efficient delivery (3-5 working days for samples). Our professional technical team provides free guidance on selection and installation, while our 12-month warranty ensures peace of mind. We’re certified as a high-tech enterprise, reflecting our dedication to innovation and quality.

Packaging & Shipping

  • Standard industrial packaging with protective measures to prevent damage during transit
  • Sample orders shipped within 3-5 working days; bulk orders within 5-15 working days
  • Multiple logistics options available, including express (DHL, FedEx) and sea freight
  • Real-time tracking provided for all shipments
  • Minimum order quantity of 1 piece, ideal for emergency repairs or small-scale projects

Secure Your NN 3056 K/SPw33 Bearing Today

Don’t let bearing issues disrupt your production. Whether you need a single replacement or bulk order, we ensure fast delivery and reliable performance. Contact us with your requirements, and our team will help you confirm compatibility and provide a competitive quote—keeping your machinery running with confidence.

Frequently Asked Questions

Q: Is this a genuine SKF bearing?

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

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

A: Provide your equipment model or technical specifications, and our technical team will verify compatibility at no cost.

Q: What is the warranty policy?

A: All products come with a 12-month warranty from the date of receipt, covering manufacturing defects.

Q: What is the minimum order quantity?

A: We accept orders for 1 piece, supporting both emergency repairs and small-scale purchases.

Q: How long does shipping take?

A: Sample orders ship in 3-5 working days; bulk orders take 5-15 working days, with express options available.

Q: How can I verify the bearing’s authenticity?

A: Each bearing includes original packaging and branding. We can provide documentation to confirm its genuine origin upon request.

Ready to order or need a quote?
Send your bearing model, application details, and quantity to sales02@saifan-group.com — we’ll respond within 24 hours.

Tags: 280mm Inner Diameter Bearing Double Row Bearing 280mm ID Double Row Cylindrical Roller Bearing High Precision Roller Bearing for Industrial Use Industrial Machinery Bearing NN 3056 K/SPw33 Open Type Roller Bearing Precision Cylindrical Roller Bearing
Fast Response · Within 24 Hours

Request a Quote for
This Product

Tell us your requirements -- quantity, specifications, or customization needs. Our team will respond with a competitive quote within 24 hours.

01

Submit Inquiry

Fill in your product requirements and contact details.

02

Confirm Parameters

Our team confirms specs, quantity, and arranges samples.

03

Receive Quotation

Get a detailed PI with competitive pricing and trade terms.

04

Place Order

Complete payment and we arrange production & delivery.

Product Inquiry Form

By submitting, you agree to be contacted by our sales team. We respect your privacy.

Related Products

More products from the same category

View All
N 1018 KTN9/SP Heavy-Load Cylindrical Roller Bearing for Industrial Machinery SP Precision

Famous Brand Bearing

N 1018 KTN9/SP Heavy-Load Cylindrical Roller Bearing for Industrial Machinery SP Precision

<p>Ensure stable, high-precision rotation for your industrial machinery with the <strong>N 1018 KTN9/SP</strong> heavy-load cylindrical roller bearing. Engineered to deliver SP precision and withstand demanding operational conditions, this single-row open bearing eliminates costly downtime by maintaining consistent performance under heavy loads. Crafted with premium materials and adhering to strict quality standards, it ensures smooth power transmission in machine tools, reducers, and other industrial equipment—addressing the need for reliable components that keep production lines running without interruption.</p> <ul> <li>SP precision rating guarantees minimal vibration and enhanced operational accuracy for critical machinery</li> <li>Single-row cylindrical structure optimized for radial load handling, ideal for high-torque industrial applications</li> <li>Open design allows for easy lubrication maintenance, extending service life and reducing long-term costs</li> <li>Backed by Saifan Bearings' ISO 9001-certified quality control, ensuring each unit meets global industrial standards</li> </ul>

View Details
NTN 33214 Tapered Roller Bearing 70x125x41mm for Stable Industrial Machinery

Famous Brand Bearing

NTN 33214 Tapered Roller Bearing 70x125x41mm for Stable Industrial Machinery

<p>Ensure smooth, reliable operation of your industrial machinery with the <strong>NTN 33214 Tapered Roller Bearing</strong>, engineered to deliver stable performance in heavy-duty applications. This 70x125x41mm precision bearing minimizes downtime with its P0-P4 accuracy ratings and Z1V1-Z3V3 vibration control, addressing the need for consistent motion even under rigorous conditions.</p><ul><li>Grease or oil lubrication flexibility adapts to your specific maintenance protocols</li><li>OEM/ODM support available for tailored solutions to unique machinery requirements</li><li>Robust construction ensures long service life, reducing replacement frequency and operational costs</li></ul>

View Details
Spherical Roller Bearing 21317EK with Steel/Brass Cage for Auto Parts, ISO Certified

Famous Brand Bearing

Spherical Roller Bearing 21317EK with Steel/Brass Cage for Auto Parts, ISO Certified

<p>Ensure smooth, reliable rotation in auto parts with this <strong>Spherical Roller Bearing 21317EK</strong>, engineered to reduce downtime and enhance equipment longevity. Crafted with a precision steel or brass cage, it delivers exceptional load capacity and alignment flexibility—critical for handling axial and radial stresses in automotive applications.</p><ul><li>ISO certified for consistent quality, meeting strict international standards to minimize performance variability</li><li>41mm width design optimizes fit for compact auto assemblies, ensuring seamless integration with existing components</li><li>Durable construction resists wear and temperature fluctuations, ideal for demanding under-the-hood environments</li></ul>

View Details
UCF324 Pillow Block Bearing with Spherical Raceway for High Speed Applications

Famous Brand Bearing

UCF324 Pillow Block Bearing with Spherical Raceway for High Speed Applications

<p>Keep your high-speed machinery rotating smoothly with the <strong>UCF324 Pillow Block Bearing</strong>, engineered to deliver reliable performance even in demanding industrial environments. Its spherical raceway design minimizes friction and aligns shafts with precision, reducing wear and extending equipment lifespan—so you can focus on productivity without unexpected downtime.</p><ul><li>Single-row construction with corrosion-resistant and high-temperature capabilities ensures stability in harsh conditions</li><li>Bearing block model F provides secure mounting for seamless integration into existing systems</li><li>Designed for high-speed applications, this pillow block bearing maintains consistent operation to keep your production lines running efficiently</li></ul>

View Details