JTEKT/Koyo DB matched pair · live catalog page 22
7324CDB FY
Manufacturer-published matched-pair dimensions, load ratings, fatigue limit, and limiting speed.
Live manufacturer specification row
Published specifications
- Designation
- 7324CDB 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
- 538 kN
- Static load rating C0r
- 542 kN
- Fatigue load limit Cu
- 20.3 kN
- Factor f0
- 13.7
- Grease limiting speed
- 3,300 rpm
- Published row text
- 7324CDB FY | 120 | 260 | 110 | 3 | 1.1 | 538 | 542 | 20.3 | 13.7 | 3300
Verification boundary
What still needs to match
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
DB matched pair7924CDB FYD 165 mm · pair width 44 mmDB matched pair7024BDB FYD 180 mm · pair width 56 mmDB matched pair7024DB FYD 180 mm · pair width 56 mmDB matched pair7024CDB FYD 180 mm · pair width 56 mmDB matched pair7224BDB FYD 215 mm · pair width 80 mmDB matched pair7224DB FYD 215 mm · pair width 80 mmDB matched pair7224CDB FYD 215 mm · pair width 80 mmDB matched pair7324BDB FYD 260 mm · pair width 110 mm