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NTN 61903

Deep groove ball · Open
Ø17Ø307
Bore
17 mm
Outside dia
30 mm
Width
7 mm
Dynamic C
4.6 kN
Static C0
2.5 kN
Speed grease
50,000 rpm
Speed oil
32,000 rpm
Clearance
CN (Normal)
Precision
ABEC-1 (P0)
Weight
0.026 kg
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Evidence

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

Interchange family — 8 records

Part numberManufacturerBore×OD×WidthC
61903FAG (Schaeffler)17×30×74.6 kN
61903Timken17×30×74.6 kN
61903RBC Bearings17×30×74.6 kN
61903Peer Bearing17×30×74.6 kN
61903KOYO (JTEKT)17×30×74.6 kN
61903INA (Schaeffler)17×30×74.6 kN
61903MinebeaMitsumi (NMB)17×30×74.6 kN
61903Nachi Fujikoshi17×30×74.6 kN