SKF NU 232 ECM cylindrical roller bearing
- Brand
- SKF
- Category
- Bearings
- Subcategory
- Cylindrical roller bearings
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Decoding SKF NU 232 ECM
- NU 2Series
- Cylindrical roller bearings, NU 2 series. Series differ in outside diameter and width even when the bore is the same.
- 32Bore
- Bore 160 mm (32 × 5).
- ECMSuffix
- SKF suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
NU 232 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
SKF NU 232 ECM measures 160 mm across the bore and 290 mm across the outside diameter; its width is 48 mm (160 x 290 x 48 mm).
SKF NU 232 ECM 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 232 ECM and any equivalents.
For operations that demand high radial load capacity and considerable speed, SKF NU..ECM series cylindrical roller bearings are a common choice. Their cylindrical rollers and machined brass cage support robust performance in tough industrial settings. Typical uses include machine tools, gearboxes, and pumps. MR Industrial Accessories supplies these bearings as part of our SKF line.
The NU..ECM code breaks down as follows: NU means the outer ring has two ribs and the inner ring has none, so the bearing allows relative axial movement. The numbers in the middle give the size and dimension series. ECM points to an optimized version with a one-piece machined brass cage, centered window, and rollers of larger diameter and length. This results in higher load capacity and improved guidance. Sizes like NU 207 ECM and NU 215 ECM illustrate the range.
These bearings appear in many industrial settings across the United States and Latin America. You will find them in gearboxes, large electric motors, centrifugal pumps, compressors, textile machines, and mining equipment. Their rigidity and ability to take heavy radial loads suit gear transmissions and spindles. They also serve in rolling mill rolls and agricultural machinery. The NU..ECM series is frequently seen in metalworking and continuous process plants.
When selecting an NU..ECM bearing, consider radial load, speed, and environmental conditions. Shaft and housing alignment must be checked, because these bearings do not compensate for angular misalignment. Use proper tools during mounting and avoid direct impacts on the rollers. Lubrication may be grease or oil; oil is preferred at high speeds. Sealing depends on external contamination: add seals in dirty environments. Choose internal clearance based on fit and operating temperature.
For interchangeability, SKF NU..ECM bearings can be replaced by other brands that follow the same dimensional and suffix designations. Make sure the bearing design (NU, NJ, NUP, etc.) matches the axial displacement needs. The ECM suffix indicates a machined brass cage, which can differ between manufacturers. Always verify tolerances and internal clearance before replacing a bearing to ensure equivalent operation.
If you need an SKF NU..ECM cylindrical roller bearing, MR Industrial Accessories can help you choose the correct part number. Send the complete part number by WhatsApp or email and we will quote promptly. We work with major brands to provide reliable solutions.
Dimensions
160 x 290 x 48 mm (d x D x B): boundary dimensions for basic designation NU 232, according to ISO 15.
- Bore
- 160mm
- Outside diameter (D)
- 290mm
- Width (B)
- 48mm
Same size, other brands
Other brands' pages with basic designation NU 232: 160 x 290 x 48 mm (d x D x B) per ISO 15.
- FAGNU232-E-XL-M1
- NSKNU232EM
- NTNNU232NU232E
- RKBNU 232
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 232 ECM bearing: what are its dimensions?
- SKF NU 232 ECM measures 160 mm across the bore and 290 mm across the outside diameter; its width is 48 mm (160 x 290 x 48 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation NU 232.
- What does the ECM suffix mean in an SKF bearing?
- ECM indicates a one-piece machined brass cage with centered window, along with rollers of larger diameter and length. This improves load capacity and rigidity.
- Does this bearing support axial loads?
- The NU design has two ribs on the outer ring and none on the inner ring, so it does not support axial loads. It only allows relative axial displacement. For axial loads, use designs such as NJ or NUP.
- How is an NU..ECM bearing mounted?
- Mount it with a hydraulic press or induction heating, avoiding blows. Check alignment and internal clearance. Lubrication must suit the speed and operating temperature.