SKF NU 209 ECNP cylindrical roller bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Cylindrical roller bearings
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Decoding SKF NU 209 ECNP
- NU 2Series
- Cylindrical roller bearings, NU 2 series. Series differ in outside diameter and width even when the bore is the same.
- 09Bore
- Bore 45 mm (09 × 5).
- ECNPSuffix
- SKF suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
NU 209 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
SKF NU 209 ECNP measures 45 mm across the bore and 85 mm across the outside diameter; its width is 19 mm (45 x 85 x 19 mm).
SKF NU 209 ECNP belongs to cylindrical roller bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for NU 209 ECNP and any equivalents.
SKF NU ECNP series cylindrical roller bearings are built for high radial loads and high speeds. Their cylindrical rollers and steel cage support precise operation in demanding machinery. Typical uses include gearboxes, pumps, industrial fans and transmission equipment. MR Industrial Accessories supplies this brand and can help you confirm the right part number for your application.
Reading the NU ECNP code helps you compare variants. NU means the inner ring has no flanges while the outer ring has two, so the bearing allows relative axial displacement. EC refers to an optimized design with higher-capacity rollers and a window-type steel cage. N is a snap ring groove on the outer ring, and P is a stamped steel cage. For example, in NU 209 ECNP the 209 sets the size. This breakdown lets you spot differences in groove or cage type.
These bearings appear in food, cement, mining, petrochemical and power generation plants. They are common in speed reducers, centrifugal pumps, industrial fans, conveyor belts and machine tools. Because they handle heavy radial loads and high speeds, they suit equipment that runs continuously. Large electric motors and machining spindles also use them.
Selection depends on radial load, speed, internal clearance and lubrication method. Mounting calls for accurate alignment between shaft and housing, plus lubrication suited to the environment. Where contamination is present, add seals or protectors. The stamped steel cage handles vibration well, but check axial clearance when thermal expansion is expected. An incorrect fit during mounting can shorten bearing service life.
Cylindrical roller bearings from different manufacturers can be interchanged when dimensions and tolerances match. SKF NU ECNP series bearings have equivalents in other brands, but always verify the complete part number and technical data. Suffixes are not always identical between makers; for instance, the snap ring groove may carry a different code. Our team can validate interchangeability for your specific application.
To request a quote, send the full part number by WhatsApp or email to MR Industrial Accessories. We will reply promptly and help you confirm that the designation fits your equipment. We also suggest equivalents and assist with selection when needed.
Dimensions
45 x 85 x 19 mm (d x D x B): boundary dimensions for basic designation NU 209, according to ISO 15.
- Bore
- 45mm
- Outside diameter (D)
- 85mm
- Width (B)
- 19mm
Same size, other brands
Other brands' pages with basic designation NU 209: 45 x 85 x 19 mm (d x D x B) per ISO 15.
- FAGNU209-E-XL-TVP2
- NSKNU209EW
- NTNNU209NU209EA
- RKBNU 209
What they share are the ISO 15 boundary dimensions, not the specs: seals or shields, internal clearance, cage and load rating may vary with brand and suffix. Every quote is by full part number.
Frequently asked questions
- SKF NU 209 ECNP bearing: what are its dimensions?
- SKF NU 209 ECNP measures 45 mm across the bore and 85 mm across the outside diameter; its width is 19 mm (45 x 85 x 19 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation NU 209.
- What does ECNP mean on an SKF bearing?
- EC stands for higher-capacity rollers and a window-type steel cage; N is the snap ring groove on the outer ring; P is the stamped steel cage. This combination is often used where high radial capacity and axial location are required.
- Does this bearing support axial loads?
- The NU series has an inner ring without flanges, so it does not carry significant axial loads. For combined loads, pair it with another bearing that supports them, or select a flanged series such as NJ or NUP.
- How do I request a quote for this bearing?
- Send the full part number via WhatsApp or email to MR Industrial Accessories. We will respond with the quote and, if needed, help you verify that the designation suits your equipment.