6040 ZZX

Manufacturer-published boundary dimensions, basic load ratings, fatigue limit, and f0 factor.

Bore d200 mmOutside diameter D310 mmWidth B51 mmDynamic rating Cr272 kNKoyo calculation tool ↗

Live manufacturer specification row

Published specifications

JTEKT/Koyo

Designation: 6040 ZZX
Classification: Shielded ZZ
Bore d: 200 mm
Outside diameter D: 310 mm
Width B: 51 mm
Minimum corner radius r: 2.1 mm
Basic dynamic load rating Cr: 272 kN
Basic static load rating C0r: 243 kN
Fatigue load limit Cu: 11.3 kN
Factor f0: 15.6
Published row text: 6040 ZZX | 200 | 310 | 51 | 2.1 | 272 | 243 | 11.3 | 15.6

Verification boundary

Do not infer interchange

Designation and sealingConfirm the complete bearing number and exact shield/seal construction.

Fit and geometryVerify shaft/housing fits, shoulders, fillets, internal clearance, and installation constraints.

DutyCheck speed, temperature, lubrication, contamination, load direction, and required life.

Current manufacturer dataUse the linked JTEKT/Koyo calculation tool and current catalog before ordering.

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