JTEKT/Koyo DB matched pair · live catalog page 5
7213CDB
Manufacturer-published matched-pair dimensions, load ratings, fatigue limit, and limiting speed.
Live manufacturer specification row
Published specifications
- Designation
- 7213CDB
- Arrangement
- Back-to-back matched pair (DB)
- Bore d
- 65 mm
- Outside diameter D
- 120 mm
- Pair width B
- 46 mm
- Minimum corner radius r
- 1.5 mm
- Minimum corner radius r1
- 1 mm
- Dynamic load rating Cr
- 155 kN
- Static load rating C0r
- 125 kN
- Fatigue load limit Cu
- 8.1 kN
- Factor f0
- 14.6
- Grease limiting speed
- 5,600 rpm
- Published row text
- 7213CDB | 65 | 120 | 46 | 1.5 | 1 | 155 | 125 | 8.1 | 14.6 | 5600
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 pair7213BDBD 120 mm · pair width 46 mmDB matched pair7213DBD 120 mm · pair width 46 mmDB matched pair7313BDBD 140 mm · pair width 66 mmDB matched pair7313DBD 140 mm · pair width 66 mmDB matched pair7313CDBD 140 mm · pair width 66 mmDB matched pair7913CDB FYD 90 mm · pair width 26 mmDB matched pair7013BDB FYD 100 mm · pair width 36 mmDB matched pair7013DB FYD 100 mm · pair width 36 mm