Bearing
Brain
Parts Intelligence
Part page
NTN 61806
Deep groove ball · Open
Ø30
Ø42
7
Bore
30 mm
Outside dia
42 mm
Width
7 mm
Dynamic C
4.1 kN
Static C0
2.9 kN
Speed grease
32,000 rpm
Speed oil
20,000 rpm
Clearance
CN (Normal)
Precision
ABEC-1 (P0)
Weight
0.037 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
61806
KOYO (JTEKT)
30×42×7
4.1 kN
61806
INA (Schaeffler)
30×42×7
4.1 kN
61806
MinebeaMitsumi (NMB)
30×42×7
4.1 kN
61806
Nachi Fujikoshi
30×42×7
4.1 kN
61806
FAG (Schaeffler)
30×42×7
4.1 kN
61806
Timken
30×42×7
4.1 kN
61806
RBC Bearings
30×42×7
4.1 kN
61806
Peer Bearing
30×42×7
4.1 kN