Bearing
Brain
Parts Intelligence
Part page
IKO (Nippon Thompson) RNA4838
Needle · Open
Ø210
Ø240
50
Bore
210 mm
Outside dia
240 mm
Width
50 mm
Dynamic C
—
Static C0
—
Speed grease
2,381 rpm
Speed oil
3,190 rpm
Clearance
CN (Normal)
Precision
P0
Weight
4.162 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 — 0 records
Part number
Manufacturer
Bore×OD×Width
C
No interchange records.