Cylindrical Roller Bearing, N300 Series Bearing

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N300 series cylindrical roller bearings provided by SHANDONG GUANXING had a diameter of 40mm-150mm, outside diameter of 100mm-320mm, width of 23mm-65mm. In addition, we provide two types of lubricants for cylindrical roller bearings comprising of grease and oil lubricant. Both types are suitable for ultra-speed working conditions.

Cylindrical Roller Bearing, N300 Series Bearing

Bearing No.	Boundary dimensions					Basic load rating(kN)		Limiting speeds		Mass
	mm					Dynamic	Static	rpm		Kg
	d	D	B	rs min	rs1 min	Cr	Cor	Grease	Oil
N308	40	90	23	1.5	1.5	58.5	57	8,000	9,400	0.643
N309	45	100	25	1.5	1.5	74	71	7,200	8,400	0.857
N310	50	110	27	2	2	87	86	6,500	7,700	1.11
N311	55	120	29	2	2	111	111	5,900	7,000	1.42
N312	60	130	31	2.1	2.1	124	126	5,500	6,500	1.76
N313	65	140	33	2.1	2.1	135	139	5,100	6,000	2.18
N314	70	150	35	2.1	2.1	158	168	4,700	5,500	2.65
N315	75	160	37	2.1	2.1	190	205	4,400	5,200	3.21
N316	80	170	39	2.1	2.1	190	207	4,100	4,800	3.77
N317	85	180	41	3	3	212	228	3,900	4,600	4.44
N318	90	190	43	3	3	240	265	3,700	4,300	5.18
N319	95	200	45	3	3	259	285	3,400	4,000	5.99
N320	100	215	47	3	3	299	335	3,300	3,800	7.32
N321	105	225	49	3	3	320	360	3,100	3,700	8.33
N322	110	240	50	3	3	360	400	3,000	3,500	9.77
N324	120	260	55	3	3	450	510	2,700	3,200	12.5
N326	130	280	58	4	4	560	665	2,500	2,900	17
N328	140	300	62	4	4	615	745	2,300	2,700	20.7
N330	150	320	65	4	4	665	805	2,100	2,500	24.7