Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Grease lubrication	Oil lubrication
NU313/S1	65 mm	140 mm	33 mm	— N	— N	— rpm	— rpm
NU313	65 mm	140 mm	33 mm	— N	— N	— rpm	— rpm
NUP312EN	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NUP312M	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NJ312ETN1	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NJ312M	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NJF312E	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NJ312	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NU312ETN1	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NU312M	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
NU312	60 mm	130 mm	31 mm	— N	— N	— rpm	— rpm
RNU311M	70.5 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NUP311EN	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NUP311N/YA	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm
NUP311M	55 mm	120 mm	29 mm	— N	— N	— rpm	— rpm