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Double Row Cylindrical Roller Bearing NN3030 K/Sp W33 Separated Design for Mechanical Equipment
Genuine SKF

Buying for several machines? Add this model to one inquiry with the other SKF bearings, housings and accessories on your list. Each line keeps its own designation, quantity and specification.

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Product details

About this SKF bearing

Product Specifications

Parameter Details
Model NO. Double Row Cylindrical Roller Bearing
Outer Dimension Medium and Large(120-190mm)
Material Bearing Steel
Spherical Non-Aligning Bearings
Load Direction Axial Bearing
Separated Separated
Clearance C0 C2 C3 C4 C5
Cage Brass, Steel
Vibration Z1V1 Z2V2 Z3V3
Hardness 60-64 HRC
Transport Package Carton Pallet
Specification As Your Request
Origin Jiangsu China
HS Code 8482800000

Application Suitability

Industry Typical Applications
Mechanical Equipment Industrial machinery components requiring axial load handling
General Manufacturing Rotating equipment with medium to large load requirements

Need a Reliable Double Row Cylindrical Roller Bearing NN3030 K/Sp W33? Here's What Matters

Selecting the right double row cylindrical roller bearing can be challenging when faced with inconsistent quality and unclear specifications. Many purchasers encounter issues like early wear due to improper material hardness or installation delays from mismatched dimensions. Finding a supplier that can provide both reliable products and accurate technical support often means coordinating with multiple vendors.

Engineered for Consistent Performance in Mechanical Equipment

The NN3030 K/Sp W33 double row cylindrical roller bearing addresses these challenges with its separated design and precision engineering. Manufactured from high-quality bearing steel with a hardness of 60-64 HRC, it delivers reliable performance in industrial machinery applications. Our extensive inventory and full range of bearing products mean you can source this specific model along with other required components from a single supplier, streamlining your procurement process.

Optimal Performance in Demanding Industrial Conditions

This separated design bearing excels in mechanical equipment operating under medium to large axial loads. With outer dimensions ranging from 120-190mm, it's well-suited for applications requiring precise load distribution and stability. The bearing's non-aligning特性 ensures consistent performance in systems where shaft alignment is critical, making it ideal for heavy-duty industrial machinery.

Key Engineering Features for Reliable Operation

The NN3030 K/Sp W33 bearing incorporates several critical design elements that enhance its performance. The separated construction allows for easier installation and maintenance, simplifying replacement procedures in the field. Available clearance options (C0 C2 C3 C4 C5) provide flexibility to match specific application requirements, ensuring optimal operation under varying load conditions. The choice of brass or steel cages offers durability across different operating environments, while vibration grades (Z1V1 Z2V2 Z3V3) allow selection based on noise and precision requirements.

Why Proper Bearing Selection Impacts Your Bottom Line

Choosing the right double row cylindrical roller bearing directly affects your equipment's reliability and maintenance costs. A bearing with proper hardness (60-64 HRC) resists wear, reducing the need for frequent replacements. The separated design of this bearing minimizes downtime during maintenance, while precise clearance selection optimizes load handling and extends service life. Using a bearing that meets your equipment's specific requirements helps avoid premature failures that can lead to costly production interruptions and secondary component damage.

Quality You Can Rely On

Our bearings undergo strict quality control processes to ensure consistent performance. Each unit is manufactured following industry standards, with material and dimensional inspections conducted throughout production. We stand behind our products with a warranty against manufacturing defects, providing you with confidence in your purchase. Our ability to source from various brands and manufacturers means we can fulfill your specific requirements, whether you need standard or custom specifications.

Packaging & Shipping

  • Packaged in carton pallets to ensure safe transportation
  • Available for prompt shipment from stock
  • Flexible shipping options including express, air, and sea freight
  • Low minimum order quantities supported, accommodating both small and large volume requirements

Get Pricing for the NN3030 K/Sp W33 Bearing

To receive a quote for the Double Row Cylindrical Roller Bearing NN3030 K/Sp W33, please provide your required quantity and delivery location. We can also assist with identifying the right bearing specifications for your application if you share your equipment details. Contact us today to discuss your requirements and secure timely delivery.

Frequently Asked Questions

Q: Do you support procurement of other bearing brands and models?

A: Yes, we provide comprehensive procurement services covering a wide range of bearing brands and models. We can source products according to your specific brand or model requirements.

Q: How can I confirm if this bearing is suitable for my equipment?

A: Please provide your equipment's bearing requirements including dimensions, load capacity, and operating conditions. Our technical team can verify compatibility with the NN3030 K/Sp W33 bearing.

Q: What is your warranty policy for this bearing?

A: We offer a warranty against manufacturing defects. The specific terms and duration are detailed in our sales contract, ensuring coverage for any production-related issues.

Q: What is the minimum order quantity for this bearing?

A: We support low minimum order quantities, allowing you to purchase small quantities for testing or maintenance needs, as well as larger volumes for production requirements.

Q: How quickly can you ship the NN3030 K/Sp W33 bearing?

A: This bearing is available from stock and can be shipped promptly. The exact delivery time depends on your location and chosen shipping method, with options for express, air, or sea freight.

Q: Do you offer customized bearing solutions?

A: Yes, we support OEM/ODM customization according to your specific drawings or technical specifications, providing tailored bearing solutions for unique applications.

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.

Why Electrical Equipment

One SKF inquiry. Every line accounted for.

Electrical Equipment is an Authorized SKF Distributor that turns mixed equipment lists into itemised, comparable quotes and consolidated supply for industrial plants, maintenance contractors and distributors worldwide.

Boxed SKF bearings stacked on warehouse shelves Technician inspecting a roller bearing on a workbench Packed bearing cartons on a pallet ready for shipment
  • Broad SKF range in one purchase

    Ball, roller, needle, thrust, mounted and precision bearings handled in a single industrial order.

  • Mixed equipment lists

    One inquiry covers parts for different machines, with designations and internal stock codes matched line by line.

  • Standard and precision flagged

    Routine replacement bearings and special-specification models are labelled separately on your quote.

  • No unapproved substitutes

    Identification gaps are closed before quoting; any alternative is listed separately for your approval.

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Applications

Where this bearing is used

Double Row Cylindrical Roller Bearing NN3030 K/Sp W33 Separated Design for Mechanical Equipment is specified in the applications below. Open an application to see the matching SKF bearing categories.

Buyer feedback

Trusted by plants and maintenance teams

Industrial buyers in the USA, Mexico, Oman, France, New Zealand and Brazil source genuine SKF bearings and mixed lists through Electrical Equipment.

5.0

"When a critical piece of rotating equipment failed, we needed a mixed SKF list urgently. The supplier consolidated the order, shipped same-day, and the parts were on our plant floor in two days. The equipment was back online before the end of the shift."

Ahmed Al-Farsi Ahmed Al-FarsiFarsi Industrial Services · Oman
4.9

"We had a bad experience with counterfeit SKF bearings from another supplier. The bearings from skfus.com are genuine, traceable, and the packaging matches SKF's current format. Our reliability team verified the first batch and we now use them as our primary source."

Luis Hernandez Luis HernandezHernandez Manufacturing · Mexico
5.0

"The SKF mounted units and insert bearings we ordered for a conveyor upgrade were supplied with the correct housing and locking arrangement. Our maintenance team installed them without modification. No noise, no leaks, no call-backs."

Graham McLeod Graham McLeodMcLeod Fabrication · New Zealand
Selection guides

Technical articles for this bearing type

These guides cover selection, identification and replacement points relevant to Double Row Cylindrical Roller Bearing NN3030 K/Sp W33 Separated Design for Mechanical Equipment.

FAQ

Questions about ordering this SKF bearing

Short answers on identification, mixed orders, quote terms and substitutions at Electrical Equipment.

What if my SKF designation is incomplete?

Send a clear photo of the bearing markings and note which details still need confirming. We close identification gaps, including the exact specification and complete assembly, before you accept a quote. Nothing is substituted to fill a gap.

Can I quote this bearing together with other SKF categories?

Yes. Standard, precision and mounted units can sit in one itemised inquiry, with each line keeping its own designation, quantity and specification. Housings and mounting accessories are added when they are part of your supply scope.

What does the written quote include?

Each quote lists the designation, quantity, price and currency, stock availability, estimated lead time and quote validity. Applicable freight or tax terms are stated, and the product documents available for your order are confirmed.

How are substitutions confirmed?

Only with your approval. Any alternative is marked separately on the quote, and every technical change needs sign-off from the buyer before an order is placed.

Warehouse aisle with boxed industrial bearings on steel racks
Request a quote

Get a written quote for Double Row Cylindrical Roller Bearing NN3030 K/Sp W33 Separated Design for Mechanical Equipment

Send this model alone or with your full SKF list. We verify the identification details on every line first, then issue an itemised written quote with lead time and validity.

Identification details are checked line by line before your written quote is issued. Any technical change requires your approval.