JTEKT/Koyo deep groove ball bearing · Shielded ZZ
6310 ZZ
Manufacturer-published boundary dimensions, basic load ratings, fatigue limit, and f0 factor.
Live manufacturer specification row
Published specifications
- Designation
- 6310 ZZ
- Classification
- Shielded ZZ
- Bore d
- 50 mm
- Outside diameter D
- 110 mm
- Width B
- 27 mm
- Minimum corner radius r
- 2 mm
- Basic dynamic load rating Cr
- 77.5 kN
- Basic static load rating C0r
- 38.3 kN
- Fatigue load limit Cu
- 2.9 kN
- Factor f0
- 13.2
- Published row text
- 6310 ZZ | 50 | 110 | 27 | 2 | 77.5 | 38.3 | 2.9 | 13.2
Verification boundary
What still needs to match
Designation and sealingConfirm the complete bearing number and exact shield/seal construction.
Fit and geometryVerify shaft/housing fits, shoulders, fillets, internal clearance, and installation constraints.
DutyCheck speed, temperature, lubrication, contamination, load direction, and required life.
Current manufacturer dataUse the linked JTEKT/Koyo calculation tool and current catalog before ordering.
Related Koyo bearings
Same bore dimension
Shielded ZZ6810 ZZD 65 mm · B 7 mmShielded ZZ6910 ZZD 72 mm · B 12 mmShielded ZZ6010 ZZD 80 mm · B 16 mmShielded ZZ6210 ZZD 90 mm · B 20 mmNon-contact sealed6810 2RUD 65 mm · B 7 mmNon-contact sealed6910 2RUD 72 mm · B 12 mmNon-contact sealed6010 2RUD 80 mm · B 16 mmNon-contact sealed6210 2RUD 90 mm · B 20 mm