Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Grease lubrication	Oil lubrication
NJ311M	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NJ311ETN1	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NJ311	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NU311M	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NU311ETN1	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NU311	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
RNU310M	65 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NUP310ENV	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NUP310NV/RO1S0	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NUP310	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NJ310EM+HJ310	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NJ310E+HJ310	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NJ310M	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NJ310ETN1	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm
NJ310	50 mm	110 mm	27 mm	— N	— N	— rpm	— rpm