Emerson Bearing - 300 Series Cylindrical Roller Bearings

Cylindrical Roller bearings are designed to carry heavy radial loads and are suitable for high speed applications. The design incorporates separable inner or outer rings which simplifies assembly,dismantling, maintenance and inspection. Bore dimension range is from 15mm to 480mm. Available in F1 Traction Motor Precision.

Items	NU303 E 300 Series Cylindrical Roller Bearings	NU304 E 300 Series Cylindrical Roller Bearings	NU305 E 300 Series Cylindrical Roller Bearings	NU306 E 300 Series Cylindrical Roller Bearings	NU307 E 300 Series Cylindrical Roller Bearings
(d) Bore Diameter	N/A 17 mm	N/A 20 mm	N/A 25 mm	N/A 30 mm	N/A 35 mm
(D) Outside Diameter	N/A 47 mm	N/A 52.000 mm	N/A 62 mm	N/A 72 mm	N/A 80.000 mm
(B) Width	N/A 14 mm	N/A 15 mm	N/A 17 mm	N/A 19 mm	N/A 21 mm
(C) Dynamic Load	N/A 24600 N	N/A 30800 N	N/A 40200 N	N/A 51200 N	N/A 64400 N
(Co) Static Load	N/A 20400 N	N/A 26000 N	N/A 36500 N	N/A 48000 N	N/A 63000 N
(Grease) Lubrication Speed	N/A 14000 r/min	N/A 12000 r/min	N/A 9500 r/min	N/A 9000 r/min	N/A 8000 r/min
(Oil) Lubrication Speed	N/A 17000 r/min	N/A 15000 r/min	N/A 12000 r/min	N/A 11000 r/min	N/A 9500 r/min
Weight	N/A 0.13 kg	N/A 0.160 kg	N/A 0.250 kg	N/A 0.38 kg	N/A 0.51 kg
(F) Diameter Under Roller	N/A 24.20 mm	N/A 27.50 mm	N/A 34 mm	N/A 40.50 mm	N/A 46.20 mm
(E) Diameter Over Roller	N/A 40 mm	N/A 46 mm	N/A 54 mm	N/A 63 mm	N/A 70 mm
Common Options	N/A C3-- Greater than normal clearance E-- Extra Capacity style F1-- Traction Motor Precision M-- Machined Brass Cage TVP-- Polyamide Cage
Bearing Type	N/A NJ NU NUP
Bearing Type P/N	N/A NJ303 E NUP303 E	N/A NJ304 E NUP304 E	N/A NJ305 E NUP305 E	N/A NJ306 E NUP306 E	N/A NJ307 E NUP307 E