"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."




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.
Send Your Full ListAbout this SKF bearing
Product Specifications
| Parameter | Details |
|---|---|
| Model Number | NN3017KTN9/VQ554 |
| Bearing Type | Double Row Cylindrical Roller Bearing |
| Inner Diameter | 85 mm |
| Number of Rows | Double Row |
| Seals Type | Open |
| Trademark | SKF |
| Origin | China |
| Gross Weight Per Batch | 0.250 kg |
| Package Size Per Batch | 10×10×10 cm |
| Selling Units | Single Item |
Application Suitability
| Industry | Typical Applications |
|---|---|
| Steel Mills | Rolling mill equipment, precision machining spindles |
| Industrial Machinery | High-precision gearboxes, machine tool spindles |
| Power Generation | Generator sets, auxiliary equipment |
Need a High-Precision Double Row Cylindrical Roller Bearing? The NN3017KTN9/VQ554 Delivers
Selecting the right bearing for high-precision industrial machinery often means balancing dimensional accuracy with reliable performance. Many purchasers face challenges with non-standard tolerances causing installation issues, or inferior materials leading to premature wear in critical applications. Sourcing from multiple suppliers for different brands further complicates the process, wasting valuable time.
Engineered for Consistent Performance in Demanding Applications
The SKF NN3017KTN9/VQ554 addresses these challenges with its double row cylindrical roller design, optimized for high-precision industrial machinery. As part of a comprehensive bearing portfolio that includes all major international brands, this bearing benefits from ISO 9001-certified quality control processes, ensuring each unit meets strict dimensional and material standards. With extensive现货库存 (ready stock availability), we support quick turnaround for urgent maintenance or production needs.
Optimal Performance in High-Load, Precision Environments
This double row cylindrical roller bearing excels in applications requiring high radial load capacity and precise axial alignment. Operating in temperatures ranging from standard industrial environments to moderate heat conditions, it maintains stability in machinery such as precision lathes and heavy-duty gearboxes. The open design allows for custom lubrication solutions, adapting to specific operational requirements without compromising precision.
Key Engineering Features for Reliability
The NN3017KTN9/VQ554 incorporates several critical design elements that enhance performance. Its double row configuration distributes radial loads evenly, reducing stress on individual rollers and extending service life. The precision-machined raceways ensure minimal vibration, a critical factor in high-precision industrial machinery where even slight misalignment can cause product defects. The bearing's surface finish and dimensional accuracy (conforming to SKF's NN-series standards) guarantee interchangeability with existing equipment, simplifying replacement and maintenance.
Total Cost of Ownership: Why Precision Matters
Choosing a high-precision cylindrical roller bearing like the NN3017KTN9/VQ554 directly impacts total operational costs. Inferior bearings with inconsistent dimensions often lead to increased downtime due to premature failure or excessive wear on mating components. In contrast, this bearing's robust construction and quality materials reduce maintenance frequency and extend intervals between replacements. By aligning with ISO 281 load rating standards, it provides predictable performance, allowing for accurate lifecycle planning and minimizing unexpected repair costs.
Quality You Can Verify
Our commitment to quality is backed by rigorous testing processes. Each bearing undergoes dimensional inspection, hardness testing, and surface finish analysis to ensure compliance with specifications. We provide a warranty against manufacturing defects, with clear documentation for traceability. As a supplier with access to a wide range of brands and models, we can source or supply bearings according to your exact requirements, whether you need a single unit or bulk order.
Packaging & Shipping
- Standard packaging: Each bearing is packed in a protective carton, with batch packaging dimensions of 10×10×10 cm
- 现货发货 (In-stock items shipped within 1 business day)
- Flexible shipping options: Courier, air freight, or sea freight based on urgency and destination
- Low minimum order quantity: Supports both small-scale maintenance and large production runs
Get a Quote for the NN3017KTN9/VQ554 Bearing Today
Whether you need this specific SKF model or require assistance identifying the right cylindrical roller bearing for your application, our technical team can help. Provide your equipment details, required quantity, and delivery location, and we’ll deliver a competitive quote with lead time information. The sooner you confirm your requirements, the faster we can arrange shipment.
Frequently Asked Questions
Q: Do you supply bearings from other brands besides SKF?
A: Yes, we offer a full range of international brands including NSK, NTN, Koyo, NACHI, IKO, FAG, Timken, and domestic Chinese brands. We can source or supply bearings according to your specified brand and model requirements.
Q: How can I confirm if the NN3017KTN9/VQ554 is compatible with my equipment?
A: Provide your equipment's make, model, or existing bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the NN3017KTN9/VQ554 specifications.
Q: What is your warranty policy for this bearing?
A: We provide a warranty against manufacturing defects. The specific warranty period and terms are detailed in our sales contract, and we offer replacement for bearings found to have material or production flaws.
Q: What is the minimum order quantity for this bearing?
A: We support low minimum order quantities, including single-item purchases, making it suitable for both maintenance needs and small production runs.
Q: How long does shipping take to [my location]?
A: For in-stock items, delivery times vary by location: typically 3-7 days via courier, 5-10 days by air freight, and 20-40 days by sea freight. Contact us with your destination for a precise estimate.
Q: Can you provide custom bearing solutions if this model doesn't meet my needs?
A: Yes, we support OEM/ODM services for custom bearings, including modifications to dimensions, materials, and lubrication systems, based on your technical 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.
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.
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Broad SKF range in one purchase
Ball, roller, needle, thrust, mounted and precision bearings handled in a single industrial order.
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Mixed equipment lists
One inquiry covers parts for different machines, with designations and internal stock codes matched line by line.
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Standard and precision flagged
Routine replacement bearings and special-specification models are labelled separately on your quote.
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No unapproved substitutes
Identification gaps are closed before quoting; any alternative is listed separately for your approval.
Related SKF bearings
These SKF models share the category of Cylindrical Roller Bearing NN3017KTN9/VQ554 Double Row for High-Precision Industrial Machinery and can be quoted on the same inquiry.
01 Cylindrical Roller Bearings NU234EM for Steel Mills with 100% Original SKF Quality
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02 Cylindrical Roller Bearing NUP2206EM 17x40x16mm for High Precision Mechanical Equipment
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03 Cylindrical Roller Bearings 524625 539090M 512533 for Gearbox with P0-P2 Precision
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04 Cylindrical Roller Bearing NU2318 ECM Brass Cage for Water Pump 90x190x64mm
View detailsWhere this bearing is used
Cylindrical Roller Bearing NN3017KTN9/VQ554 Double Row for High-Precision Industrial Machinery is specified in the applications below. Open an application to see the matching SKF bearing categories.
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.
"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."
"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."
Technical articles for this bearing type
These guides cover selection, identification and replacement points relevant to Cylindrical Roller Bearing NN3017KTN9/VQ554 Double Row for High-Precision Industrial Machinery.
SKF CARB vs Cylindrical Roller: Wholesale Supplier for Non-Locating Positions
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Read the guideQuestions 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.
Get a written quote for Cylindrical Roller Bearing NN3017KTN9/VQ554 Double Row for High-Precision Industrial Machinery
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.