Single Row Cylindrical Roller Bearing

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Description And Technical diameters

select	Designations	Principal dimensions(mm)			Basic load ratings(KN)		Fatigue load limit(r/min)	Speed ratings(r/min)		Dimensions(mm)						Abutment and fillet dimensions(mm)						Calculation factor	Angle ring Designation	Mass(kg)	Dimensions(mm)		Weight(kg)
		d	D	B	Cr	Cor	Pu	Reference speed	Limiting speed	d1≈	D1≈	F E	r1,2	r3,4	s	da	da	db,Da	Da	ra	rb	kr			B1	B2
		d	D	B	Cr	Cor	Pu	Reference speed	Limiting speed	d1≈	D1≈	F E	r1,2	r3,4	s	min	max	min	max	max	max	kr			B1	B2
	NU 1972 ECMP	360	480	56	781	1 460	129	1 400	2 000	–	438	387.5	3	3	2	375	382	392	465	2.5	2.5	0.1	–	–	–	–	29
	NU 1072 MA	360	540	82	1 100	1 830	163	1 300	1 600	–	475	405	5	5	6.5	378	400	410	522	4	4	0.15	–	–	–	–	67.5
	NU 3172 ECMA	360	600	192	3 410	6 100	490	900	1 500	–	475	420	5	5	9.4	380	407	425	580	4	4	0.21	–	–	–	–	226
	NU 2272 MA	360	650	170	2 920	4 900	400	950	1 400	–	542	437	6	6	16.7	386	428	442	624	5	5	0.2	–	–	–	–	257
	NU 2372 ECMA	360	750	224	5 010	8 150	630	850	1 300	–	617	465	7.5	7.5	10	392	453	470	718	6	6	0.25	–	–	–	–	510
	NU 1876 ECMP	380	480	46	561	1 120	98	1 300	2 000	–	449	406	2.1	2.1	2.5	390	400	410	470	1	1	0.1	–	–	–	–	20
	NJ 1876 ECMP	380	480	46	561	1 120	98	1 300	2 000	415	449	406	2.1	2.1	1.5	392	400	421	469	2	–	0.1	–	–	–	–	21
	NU 1076 MA	380	560	82	1 140	1 930	170	1 200	1 600	–	495	425	5	5	10.8	398	420	430	542	4	4	0.15	–	–	–	–	70
	NJ 1076 MA	380	560	82	1 140	1 930	170	1 200	1 600	443	495	425	5	5	10.8	398	420	448	542	4	–	0.1	–	–	–	–	71
	NU 3076 ECMP	380	560	135	2 380	4 750	400	1 000	1 800	–	506	425	5	5	8.5	398	417	430	542	4	4	0.17	–	–	–	–	109
	NU 2276 ECMA	380	680	175	3 960	6 400	510	850	1 300	–	595	451	6	6	8.3	406	445	457	654	5	5	0.2	–	–	–	–	288
	NU 1880 MP	400	500	46	572	1 180	100	1 300	1 900	–	465	423	2.1	2.1	3.3	410	419	428	490	2	2	0.05	–	–	–	–	21.5
	NJ 1880 MP	400	500	46	572	1 180	96.5	1 300	1 900	433	465	423	2.1	2.1	3.3	410	419	436	490	2	–	0.05	–	–	–	–	22
	NUP 1880 MP	400	500	46	572	1 180	96.5	1 300	1 900	432	464	423	2.1	2.1	–	410	–	438	488	2	–	0.1	–	–	–	–	22.5
	NJ 2980 ECMA	400	540	82	1 380	2 800	245	1 200	1 600	448	495	435	4	4	0.9	415	430	454	525	3	–	0.15	–	–	–	–	57
	NU 3980 ECMA	400	540	106	1 760	3 750	320	1 000	1 500	–	500	434.5	4	4	4	415	429	439	524	3	3	0.1	–	–	–	–	74.5
	NU 1080 MA	400	600	90	1 380	2 320	196	1 100	1 500	–	527	450	5	5	14	418	446	455	582	4	4	0.15	–	–	–	–	90
	NJ 1080 MA	400	600	90	1 380	2 320	196	1 100	1 500	472	526	450	5	5	5	418	445	478	582	4	–	0.15	–	–	–	–	93
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