Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Grease lubrication	Oil lubrication
RNU2312M	77 mm	130 mm	46 mm	— N	— N	— rpm	— rpm
NJ2312M+HJ2312	60 mm	130 mm	46 mm	— N	— N	— rpm	— rpm
NJ2312M	60 mm	130 mm	46 mm	— N	— N	— rpm	— rpm
NU2312M	60 mm	130 mm	46 mm	— N	— N	— rpm	— rpm
NU2312	60 mm	130 mm	46 mm	— N	— N	— rpm	— rpm
NUP2311M	55 mm	120 mm	43 mm	— N	— N	— rpm	— rpm
NJ2311EF1	55 mm	120 mm	43 mm	— N	— N	— rpm	— rpm
NJ2311M	55 mm	120 mm	43 mm	— N	— N	— rpm	— rpm
NU2311M	55 mm	120 mm	43 mm	— N	— N	— rpm	— rpm
NUP2310M/YA4	50 mm	110 mm	40 mm	— N	— N	— rpm	— rpm
NUP2310F1/YA4	50 mm	110 mm	40 mm	— N	— N	— rpm	— rpm
NJ2310M	50 mm	110 mm	40 mm	— N	— N	— rpm	— rpm
NJ2310	50 mm	110 mm	40 mm	— N	— N	— rpm	— rpm
NU2310M	50 mm	110 mm	40 mm	— N	— N	— rpm	— rpm
RNU2309	58.5 mm	100 mm	36 mm	— N	— N	— rpm	— rpm