BearingBrain

Parts Intelligence

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NTN 3211 ATN9

Angular · Open

Bore

55 mm

Outside dia

100 mm

Width

33.30 mm

Dynamic C

61.0 kN

Static C0

52.0 kN

Speed grease

6,300 rpm

Speed oil

6,300 rpm

Clearance

CN (Normal)

Precision

ABEC-1 (P0)

Weight

1.432 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 number	Manufacturer	Bore×OD×Width	C
3211 ATN9	KOYO (JTEKT)	55×100×33.3	61.0 kN
3211 ATN9	INA (Schaeffler)	55×100×33.3	61.0 kN
3211 ATN9	MinebeaMitsumi (NMB)	55×100×33.3	61.0 kN
3211 ATN9	Nachi Fujikoshi	55×100×33.3	61.0 kN
3211 ATN9	FAG (Schaeffler)	55×100×33.3	61.0 kN
3211 ATN9	Timken	55×100×33.3	61.0 kN
3211 ATN9	RBC Bearings	55×100×33.3	61.0 kN
3211 ATN9	Peer Bearing	55×100×33.3	61.0 kN