NSK spherical roller bearing · live catalog page 9
23148CKE4
Manufacturer-published boundary dimensions, basic load ratings, thermal speed rating, and limiting speeds.
Live manufacturer catalog row
Published specifications
- Designation
- 23148CKE4
- Bore d
- 240 mm
- Outside diameter D
- 400 mm
- Width B
- 128 mm
- Minimum corner radius r
- 4 mm
- Basic dynamic load rating Cr
- 2,230,000 N
- Basic static load rating C0r
- 3,100,000 N
- Thermal speed rating — oil bath
- 1,200 rpm
- Mechanical speed — forced oil
- 1,700 rpm
- Limiting speed — grease
- 670 rpm
- Limiting speed — oil
- 850 rpm
- Published row text
- 23148CKE4 | 240 | 400 | 128 | 4 | 2230000 | 3100000 | 1200 | 1700 | 670 | 850
Verification boundary
What still needs to match
Internal designConfirm cage, internal design suffix, bore type, clearance, and seals.
Fits and geometryVerify shaft/housing fits, shoulders, fillets, locating method, and mounting arrangement.
DutyCheck radial/axial load, misalignment, lubrication, speed, temperature, contamination, and required life.
Current dataConfirm the exact designation on the linked NSK product page before ordering.
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