BearingBrain

Parts Intelligence

Part page

NTN W 619/9

Deep groove ball · Open

Bore

9 mm

Outside dia

20 mm

Width

6 mm

Dynamic C

1.9 kN

Static C0

0.9 kN

Speed grease

80,000 rpm

Speed oil

50,000 rpm

Clearance

CN (Normal)

Precision

ABEC-1 (P0)

Weight

0.012 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
W 619/9	KOYO (JTEKT)	9×20×6	1.9 kN
W 619/9	INA (Schaeffler)	9×20×6	1.9 kN
W 619/9	MinebeaMitsumi (NMB)	9×20×6	1.9 kN
W 619/9	Nachi Fujikoshi	9×20×6	1.9 kN
W 619/9	FAG (Schaeffler)	9×20×6	1.9 kN
W 619/9	Timken	9×20×6	1.9 kN
W 619/9	RBC Bearings	9×20×6	1.9 kN
W 619/9	Peer Bearing	9×20×6	1.9 kN