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JTEKT/Koyo DB matched pair · live catalog page 22

7324BDB FY

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

Bore d120 mmOutside diameter D260 mmPair width110 mmDynamic rating457 kNKoyo calculation tool ↗

Live manufacturer specification row

Published specifications

JTEKT/Koyo
Designation
7324BDB FY
Arrangement
Back-to-back matched pair (DB)
Bore d
120 mm
Outside diameter D
260 mm
Pair width B
110 mm
Minimum corner radius r
3 mm
Minimum corner radius r1
1.1 mm
Dynamic load rating Cr
457 kN
Static load rating C0r
462 kN
Fatigue load limit Cu
17.3 kN
Factor f0
Not published
Grease limiting speed
1,800 rpm
Published row text
7324BDB FY | 120 | 260 | 110 | 3 | 1.1 | 457 | 462 | 17.3 | - | 1800
Open Koyo CAD ↗

Verification boundary

What still needs to match

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.

Related Koyo DB pairs

Same bore dimension

8