NTN single-row radial ball bearing · live catalog page 1
FL678A
Exact live NTN Bearing Finder row with dimensional and load-rating evidence.
Published bearing data
Dimensions and load ratings
- Item number
- FL678A
- Bore d
- 8 mm / 0.315 in
- Outside diameter D
- 12 mm / 0.4724 in
- Width B
- 2.5 mm / 0.0984 in
- Corner radius r
- 0.1 mm / 0.0039 in
- Static load rating
- 252 N / 57 lbf
- Dynamic load rating
- 515 N / 116 lbf
- Published row text
- FL678A | N/A 0.3150 in 8.000 mm | N/A 0.4724 in 12.000 mm | N/A 0.0984 in 2.500 mm | N/A 0.0039 in 0.100 mm | N/A 57 lbf 252 N 0.25 kN | N/A 116 lbf 515 N 0.52 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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