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NTN 6308

Deep groove ball · Open

Bore

40 mm

Outside dia

90 mm

Width

23 mm

Dynamic C

42.3 kN

Static C0

24.0 kN

Speed grease

8,500 rpm

Speed oil

11,000 rpm

Clearance

CN

Precision

ABEC-1 (P0)

Weight

0.922 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
6308	NSK	40×90×23	42.3 kN
6308	KOYO (JTEKT)	40×90×23	42.3 kN
308K	Timken	40×90×23	42.3 kN
6308	FAG (Schaeffler)	40×90×23	42.3 kN
6308	Timken	40×90×23	40.6 kN
6308	SKF	40×90×23	42.3 kN
6308	MinebeaMitsumi (NMB)	40×90×23	42.3 kN
6308	RBC Bearings	40×90×23	42.3 kN
6308	Peer Bearing	40×90×23	42.3 kN
6308	Nachi Fujikoshi	40×90×23	42.3 kN
6308	INA (Schaeffler)	40×90×23	42.3 kN
6308ZZ	NTN	40×90×23	42.3 kN
6308LLU	NTN	40×90×23	42.3 kN
6208	NTN	40×80×18	29.5 kN