Industrial replacement referenceSource-backed records · No compatibility guesswork

NSK spherical roller bearing · live catalog page 8

23238CKE4

Manufacturer-published boundary dimensions, basic load ratings, thermal speed rating, and limiting speeds.

Bore d190 mmOutside diameter D340 mmWidth B120 mmDynamic rating Cr1,800,000 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK Online Catalog
Designation
23238CKE4
Bore d
190 mm
Outside diameter D
340 mm
Width B
120 mm
Minimum corner radius r
4 mm
Basic dynamic load rating Cr
1,800,000 N
Basic static load rating C0r
2,350,000 N
Thermal speed rating — oil bath
1,200 rpm
Mechanical speed — forced oil
1,900 rpm
Limiting speed — grease
800 rpm
Limiting speed — oil
1,100 rpm
Published row text
23238CKE4 | 190 | 340 | 120 | 4 | 1800000 | 2350000 | 1200 | 1900 | 800 | 1100

Verification boundary

What still needs to match

Do not infer interchange
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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