Bearing
Brain
Parts Intelligence
Part page
NTN 6308-2Z
Deep groove ball · 2Z shield
Ø40
Ø90
23
Bore
40 mm
Outside dia
90 mm
Width
23 mm
Dynamic C
42.3 kN
Static C0
24.0 kN
Speed grease
8,075 rpm
Speed oil
10,450 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 — 7 records
Part number
Manufacturer
Bore×OD×Width
C
6308-2Z
KOYO (JTEKT)
40×90×23
42.3 kN
6308-2Z
INA (Schaeffler)
40×90×23
42.3 kN
6308-2Z
MinebeaMitsumi (NMB)
40×90×23
42.3 kN
6308-2Z
Nachi Fujikoshi
40×90×23
42.3 kN
6308-2Z
Timken
40×90×23
42.3 kN
6308-2Z
RBC Bearings
40×90×23
42.3 kN
6308-2Z
Peer Bearing
40×90×23
42.3 kN