Double Row Cylindrical Roller Bearing

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Disgrifiad A diamedrau Technegol

dewis	Ymholiad	Gan gadw RHIF		Dimensiynau terfyn (mm)					Graddfeydd llwyth sylfaenol (kN)		Cyflymder cyfyngu (rpm )	Abutment and fillet dimensions(mm)				Pwysau (kg)
dewis	Ymholiad	turio silindrog	turio taprog	d	D	B/C	r 1.2min	r3.4min	Cr	Cor	Speed Ratings	da max	Da max	ra max	rb max	Refer
		NN3920 bearing	NN3920K	100	140	30	1.1	1.1	106	182	6300	109	131	1	1	1.32
		NNU4920 bearing	NNU4920K	100	140	40	1.1	1.1	128	255	6300	111	133.5	1	1	1.9
		NN4920 bearing	NN4920K	100	140	40	1.1	1.1	128	255	6300	109	131	1	1	1.76
		NNUB4920-70 bearing	-	100	140	70/40	1.1	1.1	128	255	4800	111	133.5	1	1	2.5
		NNUB4920-80 bearing	-	100	140	80/40	1.1	1.1	128	255	4800	111	133.5	1	1	2.65
		NN3020 bearing	NN3020K	100	150	37	1.5	1.5	151	250	6000	111	142	1.5	1.5	2.2
		NN3120 bearing	-	100	165	52	1.1	1.1	234	360	3600	109	155	1	1	4.38
		NNU3120 bearing	-	100	165	52	2	2	234	360	3600	112	152	2	2	4.39
		NNU4120 bearing	NNU4120K30	100	165	65	2	2	358	570	3600	114	155	2	2	5.5
		NNU4921 bearing	NNU4921K	105	145	40	1.1	1.1	130	260	6000	116	138.5	1	1	2
		NN4921 bearing	-	105	145	40	1.1	1.1	130	260	6000	114	136	1	1	2
		NNU3021 bearing	NNU3021K	105	160	41	2	2	190	305	5600	-	150	2	2	2.8
		NN3021 bearing	NN3021K	105	160	41	2	2	190	305	5600	117	147	2	2	2.88
		NNU4121 bearing	NNU4121K30	105	175	69	2	2	413	670	3400	120	165	2	2	6.7
		NN3922 bearing	NN3922K	110	150	30	1.1	1.1	114	207	6000	119	141	1	1	1.41
		NNU4922 bearing	NNU4922K	110	150	40	1.1	1.1	132	270	6000	121	143.5	1	1	2.05
		NN4922 bearing	NN4922K	110	150	40	1.1	1.1	132	270	6000	119	141	1	1	2.1
		NNUB4922 bearing	-	110	150	55/40	1.1	1.1	132	270	4500	121	143.5	1	1	2.4
		NN3022 bearing	NN3022K	110	170	45	2	2	220	360	5300	-	160	2	2	3.55
		NNU3022 bearing	-	110	170	45	2	2	220	360	5300	122	157	2	2	3.74
		NN3122 bearing	-	110	180	56	1.1	1.1	290	450	3200	119	170	1	1	5.4
		NNU4122 bearing	NNU4122K30	110	180	69	2	2	418	710	3200	125	170	2	2	6.95
		NN3924 bearing	NN3924K	120	165	34	1.1	1.1	138	251	5300	130	155	1	1	2.02
		NNU4924 bearing	NNU4924K	120	165	45	1.1	1.1	176	340	5300	133	158.5	1	1	2.8
		NN4924 bearing	NN4924K	120	165	45	1.1	1.1	176	340	5300	130	155	1	1	2.87
		NN3024 bearing	NN3024K	120	180	46	2	2	229	390	5000	-	170	2	2	3.85
		NNU3024 bearing	-	120	180	46	2	2	229	390	5000	132	167	2	2	4.07
		NN3124 bearing	NN3124K	120	200	62	2	2	355	550	3000	132	167	2	2	7.72
		NNU4124 bearing	NNU4124K30	120	200	80	2	2	523	865	3000	137	190	2	2	11
		NNUB4224X2-130 bearing	-	120	215	130/100	2×60°	1.1	704	1120	2200	137	209.5	1	1	15.5
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