Cylindrical Roller Bearing NJ303EM

Cylindrical roller and raceway for line contact bearing.
Large load capacity, mainly bearing radial load.
The friction between rolling body and ring retaining edge is small, suitable for high speed rotation.
According to whether the ring has a side, it can be divided into NU, NJ, NUP, N, NF and other single-row cylindrical roller bearings, and NNU, NN and other double-row cylindrical roller bearings.
The bearing is a detachable structure with inner and outer rings.

Description

Product Name	Cylindrical Roller Bearings NJ303EM
Material	Chrome Steel
Inside diameter	17-300mm
Outside Diameter	47-620mm
cage	brass,steel
Packing	According to the buyer requests for packaging

Designation	Old model	Principal Dimension			Basic Load Ratings（KN）		Speed ratings(r/min)		Weight
Designation	Old model	d	D	B	Dynamic	Static	Grease	Oil	kg
NJ303EM	42303EH	17	47	14	30	21.2	22500	13500	0.142
NJ304EM	42304EH	20	52	15	37.5	27	17200	11900	0.159
NJ305EM	42305EH	25	62	17	49	37.5	21500	10100	0.201
NJ306EM	42306EH	30	72	19	61	48	18500	9500	0.41
NJ307EM	42307EH	35	80	21	76	63	16400	7900	0.56
NJ308EM	42308EH	40	90	23	96	79	14200	7100	0.815
NJ309EM	42309EH	45	100	25	116	99	13000	6400	0.893
NJ310EM	42310EH	50	110	27	131	114	11600	6000	1.32
NJ311EM	42311EH	55	120	29	159	139	10400	5500	1.77
NJ312EM	42312EH	60	130	31	177	157	9600	5200	2.12
NJ313EM	42313EH	65	140	33	214	191	8800	4800	2.53
NJ314EM	42314EH	70	150	35	242	222	8200	4500	3.09
NJ315EM	42315EH	75	160	37	285	265	7600	4150	3.96
NJ316EM	42316EH	80	170	39	300	275	7200	4100	4.58
NJ317EM	42317EH	85	180	41	340	325	6800	4000	5.38
NJ318EM	42318EH	90	190	43	370	350	6300	3800	6.1
NJ319EM	42319EH	95	200	45	390	380	6100	3500	7.06
NJ320EM	42320EH	100	215	47	450	425	6000	3300	8.85
NJ321EM	42321EH	105	225	49	480	480	5500	3100	10.6
NJ322EM	42322EH	110	240	50	520	510	5000	2950	12.1
NJ324EM	42324EH	120	260	55	610	600	4550	2650	15.9
NJ326EM	42326EH	130	280	58	720	720	4250	2340	18
NJ328EM	42328EH	140	300	62	790	800	3950	2170	22
NJ330EM	42330EH	150	320	65	900	930	3650	1940	27.8
NJ332EM	42332EH	160	340	68	860	1060	3000	1770	32.6
NJ334EM	42334EH	170	360	72	960	1210	2800	1610	38.4
NJ336EM	42336EH	180	380	75	1020	1290	1500	2200	42.7
NJ338EM	42338EH	190	400	78	1140	1500	1400	2000	50.3
NJ340EM	42340EH	200	420	80	1200	1700	2300	1800	56.8
NJ344EM	42344EH	220	460	88	1500	1800	2200	1600	74.6
NJ348EM	42348EH	240	500	95	1700	2000	2000	1500	94.6
NJ352EM	42352EH	260	540	102	1500	2200	1800	1300	118
NJ356EM	42356EH	280	580	108	1300	1400	1600	1200	142
NJ360EM	42360EH	300	620	109	1200	1300	1500	1100	166