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NTN 2303

Self-aligning ball · Open
Ø17Ø4719
Bore
17 mm
Outside dia
47 mm
Width
19 mm
Dynamic C
14.3 kN
Static C0
3.5 kN
Speed grease
30,000 rpm
Speed oil
22,000 rpm
Clearance
CN (Normal)
Precision
P0
Weight
0.225 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
2303FAG (Schaeffler)17×47×1914.3 kN
2303Timken17×47×1914.3 kN
2303RBC Bearings17×47×1914.3 kN
2303Peer Bearing17×47×1914.3 kN
2303KOYO (JTEKT)17×47×1914.3 kN
2303INA (Schaeffler)17×47×1914.3 kN
2303MinebeaMitsumi (NMB)17×47×1914.3 kN
2303Nachi Fujikoshi17×47×1914.3 kN