JTEKT/Koyo DB matched pair · live catalog page 22
7024DB FY
Manufacturer-published matched-pair dimensions, load ratings, fatigue limit, and limiting speed.
Live manufacturer specification row
Published specifications
- Designation
- 7024DB FY
- Arrangement
- Back-to-back matched pair (DB)
- Bore d
- 120 mm
- Outside diameter D
- 180 mm
- Pair width B
- 56 mm
- Minimum corner radius r
- 2 mm
- Minimum corner radius r1
- 1 mm
- Dynamic load rating Cr
- 196 kN
- Static load rating C0r
- 206 kN
- Fatigue load limit Cu
- 9 kN
- Factor f0
- Not published
- Grease limiting speed
- 3,100 rpm
- Published row text
- 7024DB FY | 120 | 180 | 56 | 2 | 1 | 196 | 206 | 9 | - | 3100
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 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 mmDB matched pair7324DB FYD 260 mm · pair width 110 mm