Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Grease lubrication	Oil lubrication
NJ230M	15 mm	270 mm	45 mm	— N	— N	— rpm	— rpm
NJ230E	150 mm	270 mm	45 mm	— N	— N	— rpm	— rpm
NU230E	150 mm	270 mm	45 mm	— N	— N	— rpm	— rpm
NU230M	150 mm	270 mm	45 mm	— N	— N	— rpm	— rpm
RNU228M	169 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
NUP228M	140 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
NJ228M	140 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
NJ228E	140 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
NU228M	140 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
NU228E	140 mm	250 mm	42 mm	— N	— N	— rpm	— rpm
RNU226M	156 mm	230 mm	40 mm	— N	— N	— rpm	— rpm
NUP226E	130 mm	230 mm	40 mm	— N	— N	— rpm	— rpm
NJ226E	130 mm	230 mm	40 mm	— N	— N	— rpm	— rpm
NJ226M	130 mm	230 mm	40 mm	— N	— N	— rpm	— rpm
NU226E	130 mm	230 mm	40 mm	— N	— N	— rpm	— rpm