"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 ListSpecifications
The table below lists the designation, category and recorded dimensions for Super Precision Double Row Cylindrical Roller Bearing NN 3008 KTN/UP for High-Precision Machinery with Sp/UP Precision Rating. Confirm these values against your equipment record before ordering.
| Category | Cylindrical Roller Bearing |
|---|
About this SKF bearing
Product Specifications
| Parameter | Details |
|---|---|
| Model NO. | NN 3008 KTN/UP |
| Precision Rating | Sp, UP |
| Type | Roller |
| Number of Row | Single Row |
| Inner Diameter | 40 mm |
| Selling Units | Single Item |
| Structure | Cylindrical |
| Seals Type | Open |
| Gross Weight Per | 0.250 kg |
| Trademark | SKF |
| Origin | China |
Application Suitability
| Industry | Typical Applications |
|---|---|
| High-Precision Machinery | Machine tool spindles, precision rotary tables, gearboxes |
| Industrial Equipment | Steel mill rolling stands, textile machinery, printing presses |
Need Reliable SKF NN 3008 KTN/UP Cylindrical Roller Bearings? Here's What Matters
Selecting the right precision bearing can be challenging—mismatched dimensions lead to installation delays, while substandard components cause early wear and unexpected downtime. Many buyers struggle to find a single supplier that offers both authentic quality and quick access to specialized models like the SKF NN 3008 KTN/UP.
Engineered for Consistent High-Precision Performance
The SKF NN 3008 KTN/UP double row cylindrical roller bearing addresses these challenges with its Sp/UP precision rating, ensuring tight dimensional tolerances critical for high-precision machinery. As a supplier with direct access to global distribution networks, we maintain inventory covering over 95% of conventional SKF models, supporting same-day shipping for spot goods. This bearing is particularly suited for applications requiring radial load capacity and precise rotational accuracy, such as machine tool spindles and precision gearboxes.
Optimal Performance in Demanding Work Environments
This cylindrical roller bearing excels in conditions where high radial loads and minimal deflection are required. With an open design, it allows for lubrication customization to suit specific operating temperatures and contamination levels. The double row structure provides increased rigidity compared to single row alternatives, making it ideal for heavy-duty industrial equipment like steel mill rolling stands and textile machinery where consistent performance under load is non-negotiable.
Key Engineering Features That Impact Performance
The NN 3008 KTN/UP's precision rating (Sp/UP) ensures minimal runout and tight clearance control, which is essential for maintaining positional accuracy in high-speed applications. Its cylindrical roller design distributes radial loads evenly across the raceways, reducing stress concentrations and extending service life. The inner diameter of 40 mm is standardized to fit common shaft sizes, simplifying replacement and interchangeability with existing equipment. Additionally, the bearing's 0.250 kg weight contributes to lower inertia, a critical factor in dynamic systems requiring rapid acceleration and deceleration.
Why Precision Bearings Reduce Total Cost of Ownership
Investing in genuine precision bearings like the SKF NN 3008 KTN/UP minimizes long-term costs by reducing unplanned downtime and maintenance frequency. Inferior bearings often fail prematurely due to poor material quality or imprecise manufacturing, leading to costly equipment repairs and production losses. This bearing's compliance with SKF's global quality management system ensures consistent performance, aligning with ISO 281 standards for bearing life calculation. By choosing the right precision roller bearing upfront, you avoid the hidden expenses of frequent replacements and operational disruptions.
Quality Assurance You Can Trust
All our products, including the NN 3008 KTN/UP bearing, are sourced directly from official channels, ensuring 100% authenticity with complete traceability. We implement strict quality control processes, including verification of original factory certificates and batch inspection reports. Our technical team, certified by SKF, can provide installation guidance and after-sales support to ensure optimal bearing performance. We stand behind the quality of our products with a manufacturer-backed warranty, covering manufacturing defects for peace of mind.
Packaging & Shipping
- Individual packaging in 10.00cm x 10.00cm x 10.00cm cartons, gross weight per package: 0.300kg
- Same-day shipping available for in-stock items
- Flexible delivery options including express courier, air freight, and sea freight
- Low minimum order quantity, supporting both small batch and bulk procurement
Get a Quote for SKF NN 3008 KTN/UP Bearings
Whether you need a single unit or bulk quantities of the SKF NN 3008 KTN/UP cylindrical roller bearing, we can provide competitive pricing and reliable delivery. Simply share your required quantity and destination, and our team will confirm availability and lead time. We also support inquiries for other SKF models and brands, ensuring a one-stop procurement solution for your bearing needs.
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, supporting procurement by specific model or specification.
Q: How can I confirm if this bearing fits my equipment?
A: Provide your equipment model or existing bearing dimensions (inner diameter, outer diameter, width), and our technical team will verify compatibility with the NN 3008 KTN/UP specifications.
Q: What is your warranty policy for SKF bearings?
A: We provide the original factory warranty covering manufacturing defects. Specific terms are detailed in the sales contract, with support for returns or replacements in case of quality issues.
Q: What is the minimum order quantity for this bearing?
A: We accept low minimum orders, including single-item purchases, to support small-scale maintenance or trial installations.
Q: How long does shipping take to international destinations?
A: In-stock items ship the same day, with door-to-door delivery typically within 7-15 days to most countries and regions via our global logistics network.
Q: Can you provide custom packaging or labeling for bulk orders?
A: Yes, we offer customized packaging, label printing, and technical documentation services according to customer requirements for bulk shipments.
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 Super Precision Double Row Cylindrical Roller Bearing NN 3008 KTN/UP for High-Precision Machinery with Sp/UP Precision Rating and can be quoted on the same inquiry.
01 High Precision SKF NUP2204EM Cylindrical Roller Bearing 20x47x18mm for Mechanical Equipment
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02 Cylindrical Roller Bearing NUP205EM 25x52x15mm for Precision Industrial Machinery
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03 Cylindrical Roller Bearing NUP2206EM 17x40x16mm for High Precision Mechanical Equipment
View details
04 Cylindrical Roller Bearings NU234EM for Steel Mills with 100% Original SKF Quality
View detailsWhere this bearing is used
Super Precision Double Row Cylindrical Roller Bearing NN 3008 KTN/UP for High-Precision Machinery with Sp/UP Precision Rating 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 Super Precision Double Row Cylindrical Roller Bearing NN 3008 KTN/UP for High-Precision Machinery with Sp/UP Precision Rating.
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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 Super Precision Double Row Cylindrical Roller Bearing NN 3008 KTN/UP for High-Precision Machinery with Sp/UP Precision Rating
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.