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NTN D/W R4A

Deep groove ball · Open
Ø6Ø196
Bore
6.35 mm
Outside dia
19.05 mm
Width
5.56 mm
Dynamic C
1.5 kN
Static C0
0.6 kN
Speed grease
80,000 rpm
Speed oil
50,000 rpm
Clearance
CN (Normal)
Precision
ABEC-1 (P0)
Weight
0.011 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
D/W R4AFAG (Schaeffler)6.35×19.05×5.5581.5 kN
D/W R4ATimken6.35×19.05×5.5581.5 kN
D/W R4ARBC Bearings6.35×19.05×5.5581.5 kN
D/W R4APeer Bearing6.35×19.05×5.5581.5 kN
D/W R4AKOYO (JTEKT)6.35×19.05×5.5581.5 kN
D/W R4AINA (Schaeffler)6.35×19.05×5.5581.5 kN
D/W R4AMinebeaMitsumi (NMB)6.35×19.05×5.5581.5 kN
D/W R4ANachi Fujikoshi6.35×19.05×5.5581.5 kN