NSK 23030CDKE4 spherical roller bearing
- Brand
- NSK
- Category
- Bearings
- Subcategory
- Spherical roller bearings
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Decoding NSK 23030CDKE4
- 230Series
- Spherical roller bearings, 230 series. Series differ in outside diameter and width even when the bore is the same.
- 30Bore
- Bore 150 mm (30 × 5).
- CDKE4Suffix
- NSK suffix: identifies the variant, such as seals or shields, cage, internal clearance or other features.
23030 is the standard ISO basic designation, which sets the bearing type, series and bore.
Description
NSK 23030CDKE4 measures 150 mm across the bore and 225 mm across the outside diameter; its width is 56 mm (150 x 225 x 56 mm).
NSK 23030CDKE4 belongs to spherical 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 23030CDKE4 and any equivalents.
NSK spherical roller bearings are self-aligning units that use two rows of rollers running on a spherical outer raceway. They handle heavy radial loads plus axial loads in either direction, and they accommodate angular misalignment between shaft and housing. That makes them a practical choice for conveyors, mills, pumps, fans and other process equipment where shaft deflection or mounting inaccuracies are part of normal operation.
The CDKE4 suffix appears in this series alongside the basic size number. The basic number sets the size, while CDKE4 identifies a version with a stamped steel cage, a tapered bore and tolerances specific to the series. To read a code, separate the basic number from the suffix: 22230CDKE4 and 23024CDKE4 are two sizes in the same family. When the marking on the part is visible, send it exactly as stamped.
These bearings show up in equipment with long shafts or shafts that flex: belt conveyors, mills, mixers, centrifugal pumps, industrial fans and continuous process machinery. They also suit installations where the housing is not perfectly rigid or where support alignment is not exact. Because they are self-aligning, they absorb small mounting errors and misalignment without giving up load capacity.
Selection depends on radial and axial load, rotation speed and mounting style. The tapered bore allows mounting with an adapter sleeve or directly on a tapered shaft, which helps when adjusting internal clearance. Grease or oil lubrication can be used depending on the application; in dusty or humid conditions, consider additional seals or protection. Initial alignment and mounting clearance are critical—too much or too little clearance shortens service life. Follow the manufacturer's instructions for mounting and lubrication.
Spherical roller bearings are made to dimension and tolerance standards that allow interchangeability between brands. If the code you have belongs to another brand, we can identify the equivalent in the NSK line. If the part has no identification, main dimensions or a photo can guide us to the right replacement. Interchangeability is not always direct: check suffixes and special executions before replacing.
For a quote on an NSK spherical roller bearing, send the complete code by WhatsApp or email. You can also ask about other brands or specific dimensions; we will quote the exact code or dimension you need. The team replies promptly and can suggest equivalents and help you choose.
Dimensions
150 x 225 x 56 mm (d x D x B): boundary dimensions for basic designation 23030, according to ISO 15.
- Bore
- 150 mm
- Outside diameter (D)
- 225mm
- Width (B)
- 56mm
SKF and other brands, same size
Other brands' pages with basic designation 23030: 150 x 225 x 56 mm (d x D x B) per ISO 15.
- Need the SKF 23030? We can also quote:23030 CC/W3323030 CCK/W3323030 CC/C3W333 more →
- FAG23030-E1A-XL-M23030-E1-XL-TVPB23030-E1A-XL-K-M1 more →
- NTN23030EAD123030EMD123030EAKD11 more →
- RKB23030
- TIMKEN23030EJ23030EM
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
- NSK 23030CDKE4 bearing: what are its dimensions?
- NSK 23030CDKE4 measures 150 mm across the bore and 225 mm across the outside diameter; its width is 56 mm (150 x 225 x 56 mm). Those are the boundary dimensions standardized in ISO 15 for basic designation 23030.
- What does the CDKE4 suffix indicate on an NSK bearing?
- CDKE4 indicates a version with a stamped steel cage, a tapered bore and tolerances specific to the series. Combine the basic number (for example, 22230) with the suffix to read the full code. If unsure, send the marking exactly as it appears on the part and we will quote it.
- How can I check if a spherical roller bearing fits my equipment?
- Verify the main dimensions (bore, outer diameter and width), the bore type (cylindrical or tapered) and the execution suffix. If the code is from another brand, we can identify the NSK equivalent. Send the details via WhatsApp or email and we will advise.
- Which lubricant should I use in a spherical roller bearing?
- The choice depends on speed, temperature and environment. Grease or oil are both possible. In dusty or humid conditions, evaluate additional seals or protection. Follow the manufacturer's recommendations for lubricant type and relubrication interval. If you need guidance, ask us.