JTEKT/Koyo deep groove ball bearing · Shielded ZZ
6315 ZZ
Manufacturer-published boundary dimensions, basic load ratings, fatigue limit, and f0 factor.
Live manufacturer specification row
Published specifications
- Designation
- 6315 ZZ
- Classification
- Shielded ZZ
- Bore d
- 75 mm
- Outside diameter D
- 160 mm
- Width B
- 37 mm
- Minimum corner radius r
- 2.1 mm
- Basic dynamic load rating Cr
- 142 kN
- Basic static load rating C0r
- 77.2 kN
- Fatigue load limit Cu
- 5.4 kN
- Factor f0
- 13.2
- Published row text
- 6315 ZZ | 75 | 160 | 37 | 2.1 | 142 | 77.2 | 5.4 | 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 ZZ6815 ZZD 95 mm · B 10 mmShielded ZZ6915 ZZD 105 mm · B 16 mmShielded ZZ6015 ZZD 115 mm · B 20 mmShielded ZZ6215 ZZD 130 mm · B 25 mmNon-contact sealed6815 2RUD 95 mm · B 10 mmNon-contact sealed6915 2RUD 105 mm · B 16 mmNon-contact sealed6015 2RUD 115 mm · B 20 mmNon-contact sealed6215 2RUD 130 mm · B 25 mm