NTN single-row radial ball bearing · live catalog page 2
FLWBC4-8ZZ
Exact live NTN Bearing Finder row with dimensional and load-rating evidence.
Published bearing data
Dimensions and load ratings
- Item number
- FLWBC4-8ZZ
- Bore d
- 4 mm / 0.1575 in
- Outside diameter D
- 8 mm / 0.315 in
- Width B
- 3 mm / 0.1181 in
- Corner radius r
- 0.08 mm / 0.0031 in
- Static load rating
- 140 N / 31 lbf
- Dynamic load rating
- 395 N / 89 lbf
- Published row text
- FLWBC4-8ZZ | N/A 0.1575 in 4.000 mm | N/A 0.3150 in 8.000 mm | N/A 0.1181 in 3.000 mm | N/A 0.0031 in 0.080 mm | N/A 31 lbf 140 N 0.14 kN | N/A 89 lbf 395 N 0.40 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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