22228CDKE4

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

Bore d140 mmOutside diameter D250 mmWidth B68 mmDynamic rating Cr805,000 NNSK product page ↗

Live manufacturer catalog row

Published specifications

NSK Online Catalog

Designation: 22228CDKE4
Bore d: 140 mm
Outside diameter D: 250 mm
Width B: 68 mm
Minimum corner radius r: 3 mm
Basic dynamic load rating Cr: 805,000 N
Basic static load rating C0r: 930,000 N
Thermal speed rating — oil bath: 2,400 rpm
Mechanical speed — forced oil: Not published
Limiting speed — grease: 1,400 rpm
Limiting speed — oil: 1,700 rpm
Published row text: 22228CDKE4 | 140 | 250 | 68 | 3 | 805000 | 930000 | 2400 | | 1400 | 1700

Verification boundary

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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