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NTN single-row radial ball bearing · live catalog page 4

6911ZNC3

Exact live NTN Bearing Finder row with dimensional and load-rating evidence.

Bore d55 mmOutside diameter D80 mmWidth B13 mmDynamic rating17,700 NNTN item page ↗

Published bearing data

Dimensions and load ratings

NTN Bearing Finder
Item number
6911ZNC3
Bore d
55 mm / 2.1654 in
Outside diameter D
80 mm / 3.1496 in
Width B
13 mm / 0.5118 in
Corner radius r
1 mm / 0.0394 in
Static load rating
13,300 N / 2,990 lbf
Dynamic load rating
17,700 N / 3,970 lbf
Published row text
6911ZNC3 | N/A 2.1654 in 55.000 mm | N/A 3.1496 in 80.000 mm | N/A 0.5118 in 13.000 mm | N/A 0.0394 in 1.000 mm | N/A 2990 lbf 13300 N 13.30 kN | N/A 3970 lbf 17700 N 17.70 kN

Verification boundary

What still needs to match

Do not infer interchange
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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Same bore dimension

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