Industrial replacement referenceSource-backed records · No compatibility guesswork

JTEKT/Koyo deep groove ball bearing · Non-contact sealed

6315 2RU

Manufacturer-published boundary dimensions, basic load ratings, fatigue limit, and f0 factor.

Bore d75 mmOutside diameter D160 mmWidth B37 mmDynamic rating Cr142 kNKoyo calculation tool ↗

Live manufacturer specification row

Published specifications

JTEKT/Koyo
Designation
6315 2RU
Classification
Non-contact sealed
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 2RU | 75 | 160 | 37 | 2.1 | 142 | 77.2 | 5.4 | 13.2
Open Koyo CAD ↗

Verification boundary

What still needs to match

Do not infer interchange
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.

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