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NTN 30306 J2/QCLN

Tapered · Open

Bore

30 mm

Outside dia

72 mm

Width

20.75 mm

Dynamic C

56.1 kN

Static C0

56.0 kN

Speed grease

7,500 rpm

Speed oil

10,000 rpm

Clearance

CN (Normal)

Precision

P0 (Class4)

Weight

0.548 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
30306 J2/QCLN	KOYO (JTEKT)	30×72×20.75	56.1 kN
30306 J2/QCLN	INA (Schaeffler)	30×72×20.75	56.1 kN
30306 J2/QCLN	MinebeaMitsumi (NMB)	30×72×20.75	56.1 kN
30306 J2/QCLN	Nachi Fujikoshi	30×72×20.75	56.1 kN
30306 J2/QCLN	FAG (Schaeffler)	30×72×20.75	56.1 kN
30306 J2/QCLN	Timken	30×72×20.75	56.1 kN
30306 J2/QCLN	RBC Bearings	30×72×20.75	56.1 kN
30306 J2/QCLN	Peer Bearing	30×72×20.75	56.1 kN