NNU Cylindrical bore - Jtekt North America

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		LINA Nomenclature	DESIGNATION Bearing Designation ⁿ/ₐ	SERIES Series ⁿ/ₐ	SD SD - Shaft Dia. [mm]	D D - Outside Diameter [mm]	B B - Bearing Width [mm]	R r - Radius [mm]	CR C - Basic Dynamic Load Rating [kN]	CO C0 - Basic Static Load Rating [kN]	CU Cu - Fatigue Load Limit [kN]	NG Limiting Speed (Grease) [rpm]	NO Limiting Speed (Oil) [rpm]

		NNU4920	NNU4920	CC	100	140	40	1.1	139	258	32.9	4000	4800
		NNU4921	NNU4921	CC	105	145	40	1.1	196	306	40.2	3900	4600
		NNU4922	NNU4922	CC	110	150	40	1.1	163	326	42.4	3700	4500
		NNU4924	NNU4924	CC	120	165	45	1.1	187	373	47.6	3400	4000
		NNU4926	NNU4926	CC	130	180	50	1.5	216	428	50.2	3100	3700
		NNU4928	NNU4928	CC	140	190	50	1.5	222	456	52.5	2900	3500
		NNU4930	NNU4930	CC	150	210	60	2.0	343	692	80.7	2600	3100
		NNU4932	NNU4932	CC	160	220	60	2.0	340	695	79.8	2500	3000
		NNU4934	NNU4934	CC	170	230	60	2.0	361	763	86.4	2300	2800
		NNU4936	NNU4936	CC	180	250	69	2.0	572	964	117	2100	2600
		NNU4938	NNU4938	CC	190	260	69	2.0	465	996	119	2000	2400
		NNU4940	NNU4940	CC	200	280	80	2.1	509	1 050	125	1900	2300
		NNU4944	NNU4944	CC	220	300	80	2.1	561	1 220	145	1700	2000
		NNU4948	NNU4948	CC	240	320	80	2.1	588	1 340	155	1600	1900
		NNU4952	NNU4952	CC	260	360	100	2.1	941	2 050	228	1400	1700
		NNU4956	NNU4956	CC	280	380	100	2.1	976	2 200	239	1300	1500
		NNU4960	NNU4960	CC	300	420	118	3.0	1 170	2 720	285	1100	1300
		NNU4964	NNU4964	CC	320	440	118	3.0	1530	2750	286	1100	1300
		NNU4968	NNU4968	CC	340	460	118	3.0	1 270	2 930	301	990	1200

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