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NTN NA 4901

Needle · Open
Ø12Ø2413
Bore
12 mm
Outside dia
24 mm
Width
13 mm
Dynamic C
9.9 kN
Static C0
12.2 kN
Speed grease
22,000 rpm
Speed oil
26,000 rpm
Clearance
CN (Normal)
Precision
P0
Weight
0.035 kg
Interactive view — 3D model + CAD files → Substitution sheet — printable →
Evidence

catalog-search · eligible · eval ship · deterministic executor · partsbrain pull 2026-09-08

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
NA 4901KOYO (JTEKT)12×24×139.9 kN
NA 4901INA (Schaeffler)12×24×139.9 kN
NA 4901MinebeaMitsumi (NMB)12×24×139.9 kN
NA 4901Nachi Fujikoshi12×24×139.9 kN
NA 4901FAG (Schaeffler)12×24×139.9 kN
NA 4901Timken12×24×139.9 kN
NA 4901RBC Bearings12×24×139.9 kN
NA 4901Peer Bearing12×24×139.9 kN