NTN single-row radial ball bearing · live catalog page 3
6318ZN
Exact live NTN Bearing Finder row with dimensional and load-rating evidence.
Published bearing data
Dimensions and load ratings
- Item number
- 6318ZN
- Bore d
- 90 mm / 3.5433 in
- Outside diameter D
- 190 mm / 7.4803 in
- Width B
- 43 mm / 1.6929 in
- Corner radius r
- 3 mm / 0.1181 in
- Static load rating
- 107,000 N / 24,100 lbf
- Dynamic load rating
- 158,000 N / 35,510 lbf
- Published row text
- 6318ZN | N/A 3.5433 in 90.000 mm | N/A 7.4803 in 190.000 mm | N/A 1.6929 in 43.000 mm | N/A 0.1181 in 3.000 mm | N/A 24100 lbf 107000 N 107.00 kN | N/A 35510 lbf 158000 N 158.00 kN
Verification boundary
What still needs to match
Exact suffixConfirm enclosure, seals/shields, internal clearance, precision class, cage, and material.
FitVerify shaft and housing tolerances, shoulders, fillets, and installation method.
DutyCheck speed, lubrication, temperature, contamination, radial/axial loading, and expected life.
Current dataConfirm the exact item in NTN Bearing Finder before ordering.
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