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
		NNU31/560	-	560	920	280	7.5	7.5	6850	13700	530	604	870	6	6	738
		NNU41/560	NNU41/560K30	560	920	355	7.5	7.5	8800	18300	530	638	887	6	6	930
		NNU49/600	NNU49/600K	600	800	200	5	5	3580	10200	900	662	780	4	4	280
		NN30/600	NN30/600K	600	870	200	6	6	3800	8650	850	-	844	5	5	355
		NNU40/600	NNU40/600K	600	870	272	6	6	6820	15600	600	653	844	5	5	530
		NNU41/600	NNU41/600K30	600	980	375	7.5	7.5	9900	21100	480	682	947	6	6	1100
		NNU48/630	-	630	780	150	4	4	2290	7000	800	659	748	3	3	160
		NNU49/630	NNU49/630K	630	850	218	6	6	4020	11400	850	699	824	5	5	355
		NN49/630	NN49/630K	630	850	218	6	6	4020	11400	850	670	807	5	5	328
		NN30/630	NN30/630K	630	920	212	7.5	7.5	4290	9800	800	-	887	6	6	430
		NNU40/630	NNU40/630K	630	920	290	7.5	7.5	7650	17500	560	688	887	6	6	635
		NNU41/630	NNU41/630K30	630	1030	400	7.5	7.5	11000	24000	450	716	997	6	6	1330
		NNU49/670	NNU49/670K	670	900	230	6	6	4150	11500	800	732	874	5	5	410
		NN49/670	-	670	900	230	6	6	4150	11500	800	710	856	5	5	419
		NN30/670	NN30/670K	670	980	230	7.5	7.5	5010	11400	750	-	947	6	6	530
		NNU40/670	NNU40/670K	670	980	308	7.5	7.5	8420	19600	500	733	947	6	6	765
		NNU41/670	NNU41/670K30	670	1090	412	7.5	7.5	12100	25500	430	756	1057	6	6	1500
		NNU48/710	-	710	870	160	4	4	2640	8350	750	741	836	3	3	203
		NNU49/710	NNU49/710K	710	950	243	6	6	5390	15300	700	776	924	5	5	480
		NN30/710	NN30/710K	710	1030	236	7.5	7.5	5720	13200	670	-	997	6	6	590
		NNU40/710	NNU40/710K	710	1030	315	7.5	7.5	9350	21600	480	772	997	6	6	850
		NNU41/710	NNU41/710K30	710	1150	438	9.5	9.5	13400	28500	380	800	1110	8	8	1790
		NN48/750	NN48/750K	750	920	170	5	5	3410	10200	550	-	904	4	4	240
		NNU49/750	NNU49/750K	750	1000	250	6	6	5500	16000	670	824	974	5	5	540
		NN30/750	NN30/750K	750	1090	250	7.5	7.5	7040	16000	630	-	1057	6	6	705
		NNU40/750	NNU40/750K	750	1090	335	7.5	7.5	10200	24000	430	816	1057	6	6	925
		NNU41/750	NNU41/750K30	750	1220	475	9.5	9.5	16100	35500	360	850	1180	8	8	2230
		NNU49/800	NNU49/800K	800	1060	258	6	6	5830	17000	380	876	1034	5	5	615
		NN30/800	NN30/800K	800	1150	258	7.5	7.5	7810	18000	360	-	1117	6	6	790
		NNU40/800	NNU40/800K	800	1150	345	7.5	7.5	10800	26000	360	871	1117	6	6	1140
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