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NTN 6321

Deep groove ball · Open
Ø105Ø22549
Bore
105 mm
Outside dia
225 mm
Width
49 mm
Dynamic C
182.0 kN
Static C0
153.0 kN
Speed grease
6,300 rpm
Speed oil
4,000 rpm
Clearance
CN (Normal)
Precision
ABEC-1 (P0)
Weight
11.963 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 numberManufacturerBore×OD×WidthC
6321FAG (Schaeffler)105×225×49182.0 kN
6321Timken105×225×49182.0 kN
6321RBC Bearings105×225×49182.0 kN
6321Peer Bearing105×225×49182.0 kN
6321KOYO (JTEKT)105×225×49182.0 kN
6321INA (Schaeffler)105×225×49182.0 kN
6321MinebeaMitsumi (NMB)105×225×49182.0 kN
6321Nachi Fujikoshi105×225×49182.0 kN