NU Type

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NU Type

Single-row, double ribs on the outer ring, no ribs on the inner ring. NU-type cylindrical roller bearings allow axial displacement of the shaft relative to the housing in both directions. We offer NU-type cylindrical roller bearings with four cage types: riveted machined brass cages (suffix M), window-type machined brass cages (suffix ML), press...

Nominal model (Distinguished by cage type)				Main dimensions(mm)						Rated load(KN)		Limiting speed(rpm)			Installation dimensions(mm)								Weight(kg)
Turning copper riveting type	Turning copper window type	Stamping steel	Nylon	d	D	B	r(min)	r1(min)	Fw	Cr	Cor	Hot reference speed	Mechanical speed	Grease lubrication	da(min)	db(min)	db(max)	dc(min)	dd(min)	Da(max)	ra(max)	rb(max)	Weight(kg)
NU2948M	—	NU2948	—	240	320	48	2.1	1.5	260	385	710				257	253		—	—	302	2	1.5	10.7
NU1048M	NU1048ML	—	—	240	360	56	3	3	270	530	820	2200	—	1600	253	253	266	275	—	347	2.5	2.5	19.5
NU3048M	—	NU3048	—	240	360	92	3	3	274	880	1670				—	259		—	—	340	2.5	2.5	34.5
NU248EM	NU248EML	—	—	240	440	72	4	4	295	935	1340	1600	—	1300	256	256	289	298	316	424	3	3	50.4
NU2248M	—	—	NU2248ET	240	440	120	4	4	295	1440	2320	1500	—	1200	—	256	289	298	316	424	3	3	84.9
NU3248M	—	NU3248	—	240	440	160	4	4	295	1810	3150				262	262		—	—	415	3	3	110
NU348M	—	—	—	240	500	95	5	5	310	1360	1820	1200	—	1100	260	260	304	313	333	480	4	4	94.6
NU2348EM	—	—	—	240	500	155	5	5	310	2100	3200	1000	1300	900	260	260	305	313	333	480	4	4	147
NU1952M	—	NU1952	—	260	360	46	2.1	2.1	286	435	760				277	277		—	—	342	2	2	14.4
NU2952M	—	NU2952	—	260	360	60	2.1	2.1	286	535	995				277	277		—	—	342	2	2	18.6
NU1052M	NU1052ML	—	—	260	400	65	4	4	296	645	1000	1900	—	1500	276	276	292	300	—	384	3	3	29.1
NU252M	—	—	—	260	480	80	5	5	320	1100	1580	1500	—	1200	280	280	314	323	343	460	4	4	67.1
NU2252M	—	—	—	260	480	130	5	5	320	1710	2770	1300	—	1100	280	280	314	323	343	460	4	4	111
NU3252M	—	NU3252	—	260	480	174	5	5	320	2110	3650				—	286		—	—	450	4	4	147
NU352M	—	—	—	260	540	102	6	6	336	1540	2090	1100	—	1000	286	286	330	339	359	514	5	5	118
NU2352EM	—	—	—	260	540	165	6	6	336	2340	3600	900	1200	800	284	284	331	339	359	516	5	5	182
NU3352M	—	NU3352	—	260	540	206	6	6	336	2730	4350				—	292		—	—	503	5	5	240
NU2856M	—	NU2856	—	280	350	42	2	2	299	325	705				—	295		—	—	334	2	2	9.16
NU3856M	—	NU3856	—	280	350	52	2	1.1	298	435	985				—	293		—	—	334	2	1	11.6
NU1956M	—	NU1956	—	280	380	46	2.1	2.1	306	450	815				—	297		—	—	361	2	2	15.2
NU2956M	—	NU2956	—	280	380	60	2.1	2.1	307	575	1150				—	297		—	—	361	2	2	20.2
NU1056M	NU1056ML	—	—	280	420	65	4	4	316	660	1050	1800	—	1400	296	296	312	320	—	404	3	3	30.8
NU3056M	—	NU3056	—	280	420	106	4	4	320	1090	2110				302	302		—	—	395	3	3	52
NU256M	—	—	—	280	500	80	5	5	340	1140	1680	1300	—	1100	300	300	334	344	364	480	4	4	70.7
NU2256M	—	—	—	280	500	130	5	5	333	2320	3690	1050	—	720	300	336				480	4	4	115