7226BDB FY

Manufacturer-published matched-pair dimensions, load ratings, fatigue limit, and limiting speed.

Bore d130 mmOutside diameter D230 mmPair width80 mmDynamic rating360 kNKoyo calculation tool ↗

Live manufacturer specification row

Published specifications

JTEKT/Koyo

Designation: 7226BDB FY
Arrangement: Back-to-back matched pair (DB)
Bore d: 130 mm
Outside diameter D: 230 mm
Pair width B: 80 mm
Minimum corner radius r: 3 mm
Minimum corner radius r1: 1.1 mm
Dynamic load rating Cr: 360 kN
Static load rating C0r: 360 kN
Fatigue load limit Cu: 13.9 kN
Factor f0: Not published
Grease limiting speed: 1,900 rpm
Published row text: 7226BDB FY | 130 | 230 | 80 | 3 | 1.1 | 360 | 360 | 13.9 | - | 1900

Verification boundary

Do not infer interchange

Arrangement and contact angleConfirm DB arrangement, contact angle, precision, preload, and complete suffix.

Fits and geometryVerify shaft/housing seats, shoulders, fillets, spacers, and axial clamping.

DutyCheck combined radial/axial load, stiffness, speed, lubrication, temperature, and required life.

Current dataUse the linked JTEKT/Koyo calculation and CAD tools before ordering.

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