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NTN 61864 MA

Deep groove ball · Open

Bore

320 mm

Outside dia

400 mm

Width

38 mm

Dynamic C

172.0 kN

Static C0

255.0 kN

Speed grease

3,000 rpm

Speed oil

2,400 rpm

Clearance

CN (Normal)

Precision

ABEC-1 (P0)

Weight

13.495 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
61864 MA	KOYO (JTEKT)	320×400×38	172.0 kN
61864 MA	INA (Schaeffler)	320×400×38	172.0 kN
61864 MA	MinebeaMitsumi (NMB)	320×400×38	172.0 kN
61864 MA	Nachi Fujikoshi	320×400×38	172.0 kN
61864 MA	FAG (Schaeffler)	320×400×38	172.0 kN
61864 MA	Timken	320×400×38	172.0 kN
61864 MA	RBC Bearings	320×400×38	172.0 kN
61864 MA	Peer Bearing	320×400×38	172.0 kN