Double Row Cylindrical Roller Bearing

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Description And Technical diameters

select	Inquiry	Bearing NO.		Boundary dimensions(mm)					Basic load ratings(kN)		Limiting speed(rpm)	Abutment and fillet dimensions(mm)				Weight (kg)
select	Inquiry	Cylindrical bore	Tapered bore	d	D	B/C	r 1.2min	r3.4min	Cr	Cor	Speed Ratings	da max	Da max	ra max	rb max	Refer
		NNU4952X2	-	260	360	102	2.1	2.1	990	2200	1800	283	349	2	2	32
		NNU3052	NN3052K	260	400	104	4	4	1020	1930	2200	-	384	3	3	46
		NN3052	NN3052K	260	400	104	4	4	1030	1920	2200	282	376	3	3	47.7
		NNU4052	NNU4052K	260	400	140	4	4	1550	3150	1500	289	384	3	3	63.5
		NN4052	NN4052K	260	400	140	4	4	1550	3150	1500	282	376	3	3	59.7
		NN3152	NN3152K	260	440	144	4	4	1480	2660	1300	282	415	3	3	89.1
		NNU4152	NNU4152K30	260	440	180	4	4	2200	3900	1300	300	424	3	3	110
		NNU4856	NNU4856K	280	350	69	2	2	445	1160	1700	298	340	2	2	15.5
		NN4856	-	280	350	69	1.1	1.1	445	1160	1700	293	336	1	1	15.3
		NN3956	NN3956K	280	380	75	2.1	2.1	695	1460	2200	297	361	2	2	22.7
		NNU4956	NNU4956K	280	380	100	2.1	2.1	765	1800	2200	308	369	2	2	32.5
		NNUP4956	-	280	380	100	2.1	2.1	765	1800	1600	-	369	2	2	33.5
		NN4956	NN4956K	280	380	100	2.1	2.1	765	1800	1600	297	361	2	2	32.9
		NN3056	NN3056K	280	420	106	4	4	1080	2080	2000	-	404	3	3	49.5
		NNU3056	-	280	420	106	4	4	1080	2080	2000	302	395	3	3	51.4
		NNU4056	NNU4056K	280	420	140	4	4	1650	3150	1400	309	404	3	3	66.5
		NN3156	NN3156K	280	460	146	5	5	1520	2790	1200	306	431	4	4	95.7
		NNU4156	NNU4156K30	280	460	180	5	5	2550	4750	1200	318	440	4	4	120
		NNU4860	NNU4860K	300	380	80	2.1	2.1	583	1560	1600	320	369	2	2	22
		NNU4960	NNU4960K	300	420	118	3	3	1020	2360	2000	335	406	2.5	2.5	50
		NN4960	NN4960K	300	420	118	3	3	1020	2360	2000	320	398	2.5	2.5	51.6
		NNU5960X2	-	300	420	150	1.5	1.5	1870	4500	1600	328	412	1.5	1.5	55.5
		NN3060	NN3060K	300	460	118	4	4	1250	2400	1900	-	444	3	3	68.5
		NNU4060	NNU4060K	300	460	160	4	4	1920	4100	1300	333	444	3	3	96
		NN4060	NN4060K	300	460	160	4	4	1920	4100	1300	323	435	3	3	97.6
		NN3160	NN3160K	300	500	160	5	5	1760	3150	1100	327	470	4	4	125
		NNU3160	-	300	500	160	5	5	1760	3150	1100	327	470	4	4	126
		NNU4160	NNU4160K30	300	500	200	5	5	2860	5300	1100	344	480	4	4	155
		NNU4864	NNU4864K	320	400	80	2.1	2.1	765	2080	1500	340	389	2	2	23.5
		NNU4964	NNU4964K	320	440	118	3	3	1060	2500	1400	355	426	2.5	2.5	53
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