BearingBrain
Parts Intelligence
Part page

NTN 30203

Tapered · Open
Ø17Ø4013
Bore
17 mm
Outside dia
40 mm
Width
13.25 mm
Dynamic C
23.4 kN
Static C0
18.6 kN
Speed grease
15,000 rpm
Speed oil
18,000 rpm
Clearance
CN (Normal)
Precision
P0 (Class4)
Weight
0.107 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
30203KOYO (JTEKT)17×40×13.2523.4 kN
30203INA (Schaeffler)17×40×13.2523.4 kN
30203MinebeaMitsumi (NMB)17×40×13.2523.4 kN
30203Nachi Fujikoshi17×40×13.2523.4 kN
30203FAG (Schaeffler)17×40×13.2523.4 kN
30203Timken17×40×13.2523.4 kN
30203RBC Bearings17×40×13.2523.4 kN
30203Peer Bearing17×40×13.2523.4 kN