Double Row Cylindrical Roller Bearings

Double row cylindrical roller bearings come with several basic designs – NN, NNU and NNUP, with a cylindrical or tapered bore. Besides, these bearing products have a compact construction, high rigidity and high capacity of heavy loading. Therefore, double row cylindrical roller bearing is particularly suitable for the machine tool spindles. Axis supplies cylindrical bearings in a full range of designs and size.

Specifications of Double Row Cylindrical Roller Bearings

Product Table of Double Row Cylindrical Bearings

New Designation	Original Designation	d [mm]	D [mm]	B [mm]	r min	Ew [mm]	Fw [mm]	Cr [kN]	Cor [kN]	Mass [kg]
NN3940	3282940	200	280	60	2.1	259	–	420	815	10.6
NN4940K/W20	4182940Y	200	280	80	2.1	259	–	484	960	14.1
NN4940	4282940	200	280	80	2.1	259	–	570	1220	15.3
NNU4940	4482940	200	280	80	2.1	–	225	570	1220	15.3
NN3040	3282140	200	310	82	2.1	282	–	655	1170	22.7
NNU3040	3482140	200	310	82	2.1	–	232	655	1170	22.7
NN4040	4282140	200	310	109	2.1	282	–	890	1730	30.4
NN3944	3282944	220	300	60	2.1	279	–	440	895	11.4
NN4944	4282944	220	300	80	2.1	279	–	600	1330	16.6
NNU4944	4482944	220	300	80	2.1	–	245	600	1330	16.6
NN3044	3282144	220	340	90	3	310	–	815	1480	29.6
NNU3044	3482144	220	340	90	3	–	254	815	1480	30
NN4044	4282144	220	340	118	3	310	–	1190	2400	39.8
NN3144	3282744	220	370	120	4	331	–	1050	1810	51.9
NNU3144	3482744	220	370	120	4	–	263	1050	1810	52.3
NN4848	4282848	240	300	60	1.1	283	–	405	1030	9.77
NNU4848	–	240	300	60	1.1	–	259	358	930	9.9
NN3948	3282948	240	320	60	2.1	300	–	460	975	12.2
NN4948	4282948	240	320	80	2.1	300	–	625	1450	17.9
NNU4948	4482948	240	320	80	2.1	–	263	625	1450	18
NN3048	3282148	240	360	92	3	330	–	855	1600	32.7
NNU3048	3482148	240	360	92	3	–	274	855	1600	32.7
NN4048	4282148	240	360	118	3	330	–	1240	2600	39.3
NNU4048	4482148	240	360	118	3	–	274	1240	2600	42.7
NN3148	3282748	240	400	128	4	358	–	1170	2040	64.2
NNU4148	4482748	240	400	160	4	–	282	1880	3530	85
NN3952	3282952	260	360	75	2.1	335	–	670	1380	21.4
NN4952K	4182952	260	360	100	2.1	335	–	711	1540	29.2
NN4952	4282952	260	360	100	2.1	335	–	935	2100	28.3
NNU4952	4482952	260	360	100	2.1	–	292	935	2100	31.1
NN3052K	3182152	260	400	104	4	364	–	969	1810	47.1
NN3052	3282152	260	400	104	4	364	–	969	1810	48.5
NN4052	4282152	260	400	140	4	364	–	1550	3250	59.7
NNU4052	4482152	260	400	140	4	–	300	1550	3250	65
NN3152	3282752	260	440	144	4	393	–	1480	2660	89.1
NNU4152	4482752	260	440	180	4	–	306	2200	4000	113
NN4856	4282856	280	350	69	1.1	329	–	445	1160	15.3
NNU4856K	–	280	350	69	2	–	303	457	1200	15.5
NN3956	3282956	280	380	75	2.1	355	–	695	1460	22.7
NN4956	4284956	280	380	100	2.1	355	–	960	2230	32.9
NNU4956	4482956	280	380	100	2.1	–	312	960	2230	33
NN3056K	3182156	280	420	106	4	384	–	1020	1950	49.1
NN3056	3282156	280	420	106	4	384	–	1020	1950	49.9
NNU3056	–	280	420	106	4	–	320	1080	2080	51.4
NN3156	3282756	280	460	146	5	413	–	1520	2790	95.7
NNU4860	4482860	300	380	80	2.1	–	324	690	1760	21.7
NN4960	4282960	300	420	118	3	388	–	1230	2870	51.6
NNU4960	4482960	300	420	118	3	–	339	1230	2870	51.9
NN3060	3282160	300	460	118	4	418	–	1180	2250	71.7
NN3060K	3182160	300	460	118	4	418	–	1180	2250	69.6
NN4060	–	300	460	160	4	418	–	1920	4100	97.6
NN3160	3282760	300	500	160	5	448	–	1760	3150	125
NNU3160	3482760	300	500	160	5	–	358	1760	3150	126
NNU4864	4482864	320	400	80	2.1	–	346	700	1840	22.8
NN4964	4282964	320	440	118	3	408	–	1260	3050	50.2
NN4964K	4182964	320	440	118	3	408	–	1260	3050	52
NNU4964	4482964	320	440	118	3	–	359	1260	3050	54.9
NN3064	3282164	320	480	121	4	438	–	1350	2670	76.6
NNU3064	3482164	320	480	121	4	–	366	1350	2670	76.9
NNU4064	4482164	320	480	160	4	–	367	1960	4300	103
NNU3164	3482764	320	540	176	5	–	384	2090	3750	154
NN3968	3282968	340	460	90	3	428	–	905	2020	42.9
NN4968K	4182968	340	460	118	3	428	–	1040	2450	53.8
NN4968	4282968	340	460	118	3	428	–	1350	3400	52.1
NNU4968	4482968	340	460	118	3	–	379	1350	3400	57.8
NN3068K	3182168	340	520	133	5	473	–	1560	3020	101
NN3068	3282168	340	520	133	5	473	–	1560	3020	104
NNU3068	3482168	340	520	133	5	–	387	1560	3020	104
NNU4068	4482168	340	520	180	5	–	385	2420	5350	141
NN3972	3282972	360	480	90	3	448	–	930	2130	44.9
NNU4972	4482972	360	480	118	3	–	399	1390	3550	60.6
NN3072	3282172	360	540	134	5	493	–	1630	3240	106
NN3072K	3182172	360	540	134	5	493	–	1630	3240	106
NNU3072	3482172	360	540	134	5	–	413	1630	3240	108
NN4072	3282172	360	540	180	5	496	–	2530	5450	132
NN3084	3282184	420	620	150	5	568	–	2130	4450	154
NNU3084	3482184	420	620	150	5	–	478	2130	4450	155
NN4084	4282184	420	620	200	5	571	–	3150	7100	189
NNU4084	4482184	420	620	200	5	–	469	3400	7850	209
NNU3184	3482784	420	700	224	6	–	501	3550	6800	347
NNU4888	4482888	440	540	100	2.1	–	470	950	2790	49.5
NN3088	3282188	440	650	157	6	596	–	2360	4900	177
NNU3088	3482188	440	650	157	6	–	500	2360	4900	178
NN3188	3282788	440	720	226	6	649	–	3500	6800	357
NNU4892	4482892	460	580	118	3	–	497	1200	3600	76
NN3992	3282992	460	620	118	4	578	–	1610	3700	94.5
NNU4992	4482992	460	620	160	4	–	510	2400	6200	140
NN3092K	3182192	460	680	163	6	624	–	2470	5070	204
NN3092	3282192	460	680	163	6	624	–	2470	5070	204
NN4996	4282996	480	650	170	5	607	–	2690	7000	164
NN3096	3282196	480	700	165	6	643	–	2600	5550	211
NNU4096	4482196	480	700	218	6	–	533	4300	8600	273
NN3196	3282796	480	790	248	7.5	708	–	4050	8100	447
NNU49/500	44829/500	500	670	170	5	–	554	2720	7200	171
NN30/500	32821/500	500	720	167	6	664	–	2580	5600	205
NNU30/500	34821/500	500	720	167	6	–	563	2580	5600	220
NN39/530	32829/530	530	710	136	5	663	–	2040	4900	149
NNU49/530	44829/530	530	710	180	5	–	588	2900	7050	202
NN30/530	32821/530	530	780	185	6	715	–	3200	6900	296
NN39/560	32829/530	560	750	140	5	705	–	2370	4860	188
NNU49/560	44829/560	560	750	190	5	–	623	3250	8700	239
NN6/560	2872/560	560	780	180	8	725	–	2400	6400	266
NN30/560K	31821/560	560	820	195	8	756	–	2460	6560	341
NN40/560	42821/560	560	820	258	6	745	–	4100	10600	472
NNU40/560	44821/560	560	820	258	6	–	626	5720	13100	420
NNU31/560	34827/560	560	920	280	7.5	–	650	6850	13700	738
NNU49/600	44829/600	600	800	200	5	–	666	3850	10500	284
NN49/600K	41829/600	600	800	200	5	755	–	3450	7180	257
NN30/600	32821/600	600	870	200	6	803	–	3420	7785	355
NNU40/600	44821/600	600	870	272	6	–	664	6138	14040	530
NNU41/600	44827/600	600	980	375	7.5	–	699	8910	18990	1100
NNU48/630	44828/630	630	780	150	4	–	676	2290	7000	160
NN49/630	42829/630	630	850	218	6	793	–	4200	11400	328
NNU49/630	44829/630	630	850	218	6	–	704	4000	10800	356
NN30/630	32821/630	630	920	212	7.5	845	–	3860	8820	430
NNU40/630	44821/630	630	920	290	7.5	–	699	6885	15750	635
NNU41/630	44827/630	630	1030	400	7.5	–	734	9900	21600	1330
NN49/670	42829/670	670	900	230	6	838	–	4450	12330	419
NNU49/670	44829/670	670	900	230	6	–	738	4950	13100	430
NN30/670K	31821/670	670	980	230	7.5	901	–	4620	10260	597
NNU40/670	44821/670	670	980	308	7.5	–	744	7578	17640	765
NNU41/670	44827/670	670	1090	412	7.5	–	774	10890	22950	1500
NNU48/710	44828/710	710	870	160	4	–	759	2640	8350	203
NNU49/710	44829/710	710	950	243	6	–	782	4850	13770	480
NN30/710	32821/710	710	1030	236	7.5	951	–	5148	11880	590
NNU40/710	44821/710	710	1030	315	7.5	–	784	8415	19440	850
NNU41/710	44827/710	710	1150	438	9.5	–	820	12060	25650	1790
NN48/750	42828/750	750	920	170	5	879	–	3070	9180	240
NNU49/750	44829/750	750	1000	250	6	–	831	4950	14400	540
NN30/750	32821/750	750	1090	250	7.5	1007	–	6336	14400	705
NNU40/750	44821/750	750	1090	335	7.5	–	830	9180	21600	925
NNU41/750	44827/750	750	1220	475	9.5	–	871	14490	31950	2230
NNU49/800	44829/800	800	1060	258	6	–	884	5247	15300	615
NN30/800	32821/800	800	1150	258	7.5	1065	–	7029	16200	790
NNU40/800	44821/800	800	1150	345	7.5	–	885	9720	23400	1140
NNU41/800	44827/800	800	1280	475	9.5	–	921	14850	32850	2390
NNU48/850	44828/850	850	1030	180	5	–	905	3400	11400	310
NNU49/850	44829/850	850	1120	272	6	–	939	5346	16200	715
NN30/850	32821/850	850	1220	272	7.5	1130	–	7128	16740	940
NNU40/850	44821/850	850	1220	365	7.5	–	940	10530	25650	1340
NNU41/850	44827/850	850	1360	500	6	–	976	19080	40500	2900
NNU49/900	44829/900	900	1180	280	6	–	986	5940	18000	805
NN30/900	32821/900	900	1280	280	7.5	1185	–	7425	18000	1050
NNU40/900	44821/900	900	1280	375	7.5	–	990	11520	28350	1500
NNU41/900	44827/900	900	1420	515	6	–	1032	19800	42750	3180
NNU49/950	44829/950	950	1250	300	7.5	–	1046	6633	20160	960
NN30/950	32821/950	950	1360	300	7.5	1255	–	8217	20160	1300
NNU40/950	44821/950	950	1360	412	7.5	–	1050	12780	31950	1900
NNU41/950	44827/950	950	1500	545	6	–	1092	22950	51300	3830
NNU49/1000	44829/1000	1000	1320	315	7.5	–	1103	7722	23400	1250
NN49/1000	42829/1000	1000	1320	315	7.5	1238	–	8580	25200	1200
NN30/1000	32821/1000	1000	1420	308	7.5	1316	–	9090	22050	1400
NNU40/1000	44821/1000	1000	1420	412	7.5	–	1101	13860	34200	2000
NNU41/1000	44827/1000	1000	1580	580	6	–	1154	24750	55800	4270
NNU49/1060	44829/1060	1060	1400	335	7.5	–	1160	9450	27450	1350
NN30/1060	32821/1060	1060	1500	325	9.5	1391	–	9900	24750	1650
NNU41/1060	44827/1060	1060	1660	600	7.5	–	1214	27270	62550	5070
NNU49/1120	44829/1120	1120	1460	335	7.5	–	1220	9450	28350	1450
NNU41/1120	44827/1120	1120	1750	630	7.5	–	1279	30240	68850	5600
NNU49/1180	44829/1180	1180	1540	355	7.5	–	1285	10710	32400	1650
NNU41/1180	44827/1180	1180	1850	670	7.5	–	1350	33210	76500	7200
NNU41/1250	44827/1250	1250	1950	710	7.5	–	1426	37620	88200	8000
NNU49/1320	44829/1320	1320	1720	400	7.5	–	1440	12420	38250	3100
NN49/1320	42829/1320	1320	1720	400	7.5	1620	–	13800	42500	3060
NNU41/1320	44827/1320	1320	2060	750	7.5	–	1507	41130	95400	9400
NNU41/1400	44827/1400	1400	2180	775	9.5	–	1598	44550	104400	10700
NNU41/1500	44827/1500	1500	2300	800	9.5	–	1709	47520	118800	12300

Double Row Cylindrical Roller Bearings

Specifications of Double Row Cylindrical Roller Bearings

Product Table of Double Row Cylindrical Bearings

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