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NTN 6309

Deep groove ball · Open

Bore

45 mm

Outside dia

100 mm

Width

25 mm

Dynamic C

52.7 kN

Static C0

31.0 kN

Speed grease

7,500 rpm

Speed oil

10,000 rpm

Clearance

CN

Precision

ABEC-1 (P0)

Weight

1.229 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 — 14 records

Part number	Manufacturer	Bore×OD×Width	C
6309	KOYO (JTEKT)	45×100×25	52.7 kN
6309	SKF	45×100×25	55.3 kN
6309	NSK	45×100×25	52.7 kN
6309	FAG (Schaeffler)	45×100×25	52.7 kN
309K	Timken	45×100×25	52.7 kN
6309	Timken	45×100×25	52.2 kN
6309	INA (Schaeffler)	45×100×25	52.7 kN
6309	Peer Bearing	45×100×25	52.7 kN
6309	RBC Bearings	45×100×25	52.7 kN
6309	MinebeaMitsumi (NMB)	45×100×25	52.7 kN
6309	Nachi Fujikoshi	45×100×25	52.7 kN
6309LLU	NTN	45×100×25	52.7 kN
6309ZZ	NTN	45×100×25	52.7 kN
6209	NTN	45×85×19	33.2 kN