Industrial replacement referenceSource-backed records · No compatibility guesswork

JTEKT/Koyo deep groove ball bearing · Shielded ZZ

6320 ZZX

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

Bore d100 mmOutside diameter D215 mmWidth B47 mmDynamic rating Cr216 kNKoyo calculation tool ↗

Live manufacturer specification row

Published specifications

JTEKT/Koyo
Designation
6320 ZZX
Classification
Shielded ZZ
Bore d
100 mm
Outside diameter D
215 mm
Width B
47 mm
Minimum corner radius r
3 mm
Basic dynamic load rating Cr
216 kN
Basic static load rating C0r
141 kN
Fatigue load limit Cu
10.9 kN
Factor f0
13.2
Published row text
6320 ZZX | 100 | 215 | 47 | 3 | 216 | 141 | 10.9 | 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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