Product

Needle roller bearings with machined rings

Needle roller bearings with machined rings are made of carbon chromium bearing steel. We supplies these bearings with or without flanges on the outer ring, in a wide range of series and sizes. We also supplies them with or without an inner ring.

Product Description

Designation	Principal dimensions			Basic load ratings		Speed ratings

				dynamic	static	Reference speed	Limiting speed
	Fw(mm)	Ew(mm)	U(mm)	C(KN)	C0(KN)	(r/min)	(r/min)

NK 5/10 TN	5	10	10	2.29	2	36 000	40 000
NK 5/12 TN	5	10	12	2.92	2.7	36 000	40 000
RNAO 5X10X8 TN	5	10	8	2.29	2	36 000	40 000
NK 6/10 TN	6	12	10	2.55	2.36	34 000	38 000
NK 6/12 TN	6	12	12	3.3	3.2	34 000	38 000
RNAO 6X13X8 TN	6	13	8	2.55	2.36	34 000	38 000
NK 7/10 TN	7	14	10	2.81	2.75	32 000	36 000
NK 7/12 TN	7	14	12	3.58	3.75	32 000	36 000
RNAO 7X14X8 TN	7	14	8	2.81	2.75	32 000	36 000
NK 8/12 TN	8	15	12	3.8	4.25	32 000	36 000
NK 8/16 TN	8	15	16	5.01	5.85	32 000	36 000
RNAO 8X15X10 TN	8	15	10	3.8	4.25	32 000	36 000
NK 9/12 TN	9	16	12	4.4	5.2	30 000	34 000
NK 9/16 TN	9	16	16	5.72	7.2	30 000	34 000
NK 10/12 TN	10	17	12	4.57	5.7	28 000	32 000
NK 10/16 TN	10	17	16	5.94	8	28 000	32 000
RNAO 10X17X10 TN	10	17	10	4.57	5.7	28 000	32 000
NK 12/12	12	19	12	6.71	8.15	26 000	30 000
NK 12/16	12	19	16	9.13	12	26 000	30 000
RNAO 12X22X12 TN	12	22	12	9.52	10	26 000	30 000
NK 14/16	14	22	16	10.2	12.5	24 000	28 000
NK 14/20	14	22	20	12.8	16.6	24 000	28 000
RNA 4900	14	22	13	8.8	10.4	24 000	28 000
RNA 4900 RS	14	22	13	7.37	8.15		12 000
RNA 4900.2RS	14	22	13	7.37	8.15		12 000
NK 15/16	15	23	16	11	14	24 000	26 000
NK 15/20	15	23	20	13.8	18.3	24 000	26 000
RNAO 15X23X13	15	23	13	8.25	11.2	24 000	28 000
NK 16/16	16	24	16	11.7	15.3	22 000	26 000
NK 16/20	16	24	20	14.5	20	22 000	26 000
RNA 4901	16	24	13	9.9	12.2	22 000	26 000
RNA 4901 RS	16	24	13	8.09	9.65		11 000
RNA 4901.2RS	16	24	13	8.09	9.65		11 000
RNA 6901	16	24	22	16.1	23.2	22 000	26 000
NK 17/16	17	25	16	12.1	16.6	22 000	26 000
NK 17/20	17	25	20	15.1	22	22 000	26 000
RNAO 17X25X13	17	25	13	10.1	14.6	22 000	26 000
NK 18/16	18	26	16	12.8	17.6	22 000	24 000
NK 18/20	18	26	20	16.1	23.6	22 000	24 000
NK 19/16	19	27	16	13.4	19	20 000	24 000
NK 19/20	19	27	20	16.5	25.5	20 000	24 000
NK 20/16	20	28	16	13.2	19.3	19 000	22 000
NK 20/20	20	28	20	16.5	25.5	19 000	22 000
NKS 20	20	32	20	23.3	27	18 000	20 000
RNA 4902	20	28	13	11.2	15.3	19 000	22 000
RNA 4902 RS	20	28	13	9.13	12		9 500
RNA 4902.2RS	20	28	13	9.13	12		9 500
RNA 6902	20	28	23	17.2	27	19 000	22 000
RNAO 20X28X26	20	28	26	16.1	29	20 000	22 000
NK 21/16	21	29	16	13.8	20.4	19 000	22 000
NK 21/20	21	29	20	17.2	27	19 000	22 000
NK 22/16	22	30	16	14.2	21.6	18 000	20 000
NK 22/20	22	30	20	17.9	29	18 000	20 000
RNA 4903	22	30	13	11.4	16.3	18 000	20 000
RNA 4903 RS	22	30	13	9.52	12.9		9 000
RNA 4903.2RS	22	30	13	9.52	12.9		9 000
RNA 6903	22	30	23	18.7	30.5	18 000	20 000
RNAO 22X35X16	22	35	16	19.4	25.5	17 000	19 000
NK 24/16	24	32	16	15.4	24.5	16 000	19 000
NK 24/20	24	32	20	19	32.5	16 000	19 000
NKS 24	24	37	20	26	33.5	15 000	17 000
NK 25/16	25	33	16	15.1	24.5	16 000	18 000
NK 25/20	25	33	20	19	32.5	16 000	18 000
NKS 25	25	38	20	27.5	36	15 000	17 000
RNA 4904	25	37	17	21.6	28	15 000	17 000
RNA 4904 RS	25	37	17	19.4	22.4		7 500
RNA 4904.2RS	25	37	17	19.4	22.4		7 500
RNA 6904	25	37	30	35.2	53	15 000	17 000
RNAO 25X35X17	25	35	17	14.2	26.5	16 000	18 000
RNAO 25X35X26	25	35	26	18.7	37.5	16 000	18 000
NK 26/16	26	34	16	15.7	26	15 000	17 000
NK 26/20	26	34	20	19.4	34.5	15 000	17 000
NK 28/20	28	37	20	22	36.5	14 000	16 000
NK 28/30	28	37	30	31.9	60	14 000	16 000
NKS 28	28	42	20	28.6	39	13 000	15 000
RNA 49/22	28	39	17	23.3	32	14 000	15 000
RNA 69/22	28	39	30	36.9	57	14 000	15 000
NK 29/20 TN	29	38	20	24.6	42.5	14 000	15 000
NK 29/30	29	38	30	31.9	60	14 000	15 000
NK 30/20 TN	30	40	20	25.1	44	13 000	15 000
NK 30/30 TN	30	40	30	36.9	72	13 000	15 000
NKS 30	30	45	22	31.9	43	12 000	14 000
RNA 4905	30	42	17	24.2	34.5	13 000	15 000
RNA 4905 RS	30	42	17	21.6	27.5		6 300
RNA 4905.2RS	30	42	17	21.6	27.5		6 300
RNA 6905	30	42	30	38	62	13 000	15 000
RNAO 30X40X17	30	40	17	18.7	34	13 000	15 000
NK 32/20 TN	32	42	20	26.4	48	12 000	14 000
NK 32/30	32	42	30	34.1	65.5	12 000	14 000
NKS 32	32	47	22	34.1	46.5	12 000	13 000
RNA 49/28	32	45	17	25.1	36.5	12 000	14 000
RNA 69/28	32	45	30	39.6	65.5	12 000	14 000
NK 35/20 TN	35	45	20	27.5	52	11 000	13 000
NK 35/30 TN	35	45	30	40.2	85	11 000	13 000
NKS 35	35	50	22	35.2	50	11 000	12 000
RNA 4906	35	47	17	25.5	39	11 000	13 000
RNA 4906 RS	35	47	17	23.3	32		5 600
RNA 4906.2RS	35	47	17	23.3	32		5 600
RNA 6906	35	47	30	42.9	75	11 000	13 000
NK 37/20	37	47	20	25.1	46.5	11 000	12 000
NK 37/30	37	47	30	36.9	76.5	11 000	12 000
NKS 37	37	52	22	36.9	54	10 000	12 000
NK 38/20	38	48	20	25.5	49	11 000	12 000
NK 38/30	38	48	30	37.4	80	11 000	12 000
NK 40/20 TN	40	50	20	29.7	60	10 000	11 000
NK 40/30	40	50	30	38	83	10 000	11 000
NKS 40	40	55	22	38	57	9 500	11 000
RNA 49/32	40	52	20	30.8	51	10 000	11 000
RNA 69/32	40	52	36	47.3	90	10 000	11 000
RNAO 40X50X17	40	50	17	20.5	41.5	10 000	12 000
RNAO 40X55X40	40	55	40	59.4	118	10 000	11 000
NK 42/20	42	52	20	27	53	9 500	11 000
NK 42/30	42	52	30	39.1	86.5	9 500	11 000
RNA 4907	42	55	20	31.9	54	9 500	11 000
RNA 4907 RS	42	55	20	27	43		4 800
RNA 4907.2RS	42	55	20	27	43		4 800
RNA 6907	42	55	36	48.4	93	9 500	11 000
NK 43/20	43	53	20	27.5	55	9 500	11 000
NK 43/30	43	53	30	40.2	90	9 500	11 000
NKS 43	43	58	22	39.1	61	9 000	10 000
NK 45/20	45	55	20	27.5	57	9 000	10 000
NK 45/20 TN	45	55	20	31.4	65.5	9 000	10 000
NK 45/30 TN	45	55	30	45.7	108	9 000	10 000
NKS 45	45	60	22	40.2	64	8 500	10 000
NK 47/20	47	57	20	29.2	61	8 500	10 000
NK 47/30	47	57	30	41.8	98	8 500	10 000
RNA 4908	48	62	22	42.9	71	8 000	9 500
RNA 4908 RS	48	62	22	36.9	58.5		4 000
RNA 4908.2RS	48	62	22	36.9	58.5		4 000
RNA 6908	48	62	40	67.1	125	8 000	9 500
NK 50/25 TN	50	62	25	42.9	91.5	8 000	9 000
NK 50/35 TN	50	62	35	58.3	137	8 000	9 000
NKS 50	50	65	22	42.9	72	8 000	9 000
RNAO 50X62X20	50	62	20	25.5	60	8 500	9 500
RNAO 50X65X20	50	65	20	34.1	62	8 000	9 000
RNA 4909	52	68	22	45.7	78	7 500	8 500
RNA 4909 RS	52	68	22	39.1	64		3 800
RNA 4909.2RS	52	68	22	39.1	64		3 800
RNA 6909	52	68	40	70.4	137	7 500	8 500
NK 55/25	55	68	25	39.1	85	7 500	8 500
NK 55/35	55	68	35	52.3	122	7 500	8 500
NKS 55	55	72	22	44.6	78	7 000	8 000
RNAO 55X68X20	55	68	20	27	67	7 500	8 500
RNA 4910	58	72	22	47.3	85	7 000	8 000
RNA 4910 RS	58	72	22	40.2	69.5		3 400
RNA 4910.2RS	58	72	22	40.2	69.5		3 400
RNA 6910	58	72	40	73.7	150	7 000	8 000
NK 60/25 TN	60	72	25	46.8	110	6 700	7 500
NK 60/35	60	72	35	55	134	6 700	7 500
NKS 60	60	80	28	62.7	104	6 300	7 500
RNAO 60X78X40	60	78	40	72.1	173	6 700	7 500
RNA 4911	63	80	25	57.2	106	6 300	7 000
RNA 6911	63	80	45	89.7	190	6 300	7 000
NK 65/25	65	78	25	42.9	102	6 300	7 000
NK 65/35	65	78	35	58.3	146	6 300	7 000
NKS 65	65	85	28	66	114	6 000	6 700
NK 68/25	68	82	25	44	95	6 000	6 700
NK 68/35	68	82	35	60.5	146	6 000	6 700
RNA 4912	68	85	25	60.5	114	6 000	6 700
RNA 6912	68	85	45	93.5	204	6 000	6 700
NK 70/25	70	85	25	44.6	98	6 000	6 700
NK 70/35	70	85	35	61.6	150	6 000	6 700
NKS 70	70	90	28	68.2	120	5 600	6 300
RNA 4913	72	90	25	61.6	120	5 600	6 300
RNA 6913	72	90	45	95.2	212	5 600	6 300
NK 73/25	73	90	25	52.8	106	5 600	6 300
NK 73/35	73	90	35	73.7	163	5 600	6 300
NK 75/25	75	92	25	53.9	110	5 300	6 000
NK 75/35	75	92	35	74.8	170	5 300	6 000
NKS 75	75	95	28	70.4	132	5 300	6 000
NK 80/25	80	95	25	56.1	127	5 000	5 600
NK 80/35	80	95	35	76.5	190	5 000	5 600
RNA 4914	80	100	30	84.2	163	5 000	5 600
RNA 6914	80	100	54	128	285	5 000	5 600
NK 85/25	85	105	25	69.3	132	4 800	5 300
NK 85/35	85	105	35	96.8	200	4 800	5 300
RNA 4915	85	105	30	84.2	170	4 800	5 300
RNA 6915	85	105	54	130	290	4 800	5 300
NK 90/25	90	110	25	72.1	140	4 500	5 000
NK 90/35	90	110	35	101	216	4 500	5 000
RNA 4916	90	110	30	88	183	4 500	5 000
RNA 6916	90	110	54	134	315	4 500	5 000
NK 95/26	95	115	26	73.7	146	4 300	4 800
NK 95/36	95	115	36	105	232	4 300	4 800
NK 100/26	100	120	26	76.5	156	4 000	4 500
NK 100/36	100	120	36	108	250	4 000	4 500
RNA 4917	100	120	35	108	250	4 000	4 500
RNA 6917	100	120	63	165	425	4 000	4 500
NK 105/26	105	125	26	78.1	166	3 800	4 300
NK 105/36	105	125	36	112	265	3 800	4 300
RNA 4918	105	125	35	112	265	3 800	4 300
RNA 6918	105	125	63	172	450	3 800	4 300
NK 110/30	110	130	30	96.8	220	3 600	4 000
NK 110/40	110	130	40	123	305	3 600	4 000
RNA 4919	110	130	35	114	270	3 600	4 000
RNA 6919	110	130	63	172	465	3 600	4 000
RNA 4920	115	140	40	125	280	3 400	4 000
RNA 4822	120	140	30	93.5	232	3 400	3 800
RNA 4922	125	150	40	130	300	3 200	3 600
RNA 4824	130	150	30	99	255	3 200	3 600
RNA 4924	135	165	45	176	405	3 000	3 400
RNA 4826	145	165	35	119	325	2 800	3 200
RNA 4926	150	180	50	198	480	2 600	3 000
RNA 4828	155	175	35	121	345	2 600	3 000
RNA 4928	160	190	50	205	510	2 400	2 800
RNA 4830	165	190	40	147	415	2 400	2 800
RNA 4832	175	200	40	157	450	2 200	2 600
RNA 4834	185	215	45	179	520	2 200	2 400
RNA 4836	195	225	45	190	570	2 000	2 400
RNA 4838	210	240	50	220	710	1 900	2 200
RNA 4840	220	250	50	224	735	1 800	2 000
RNA 4844	240	270	50	238	815	1 700	1 900
RNA 4848	265	300	60	347	1 120	1 500	1 700
RNA 4852	285	320	60	358	1 200	1 400	1 500
RNA 4856	305	350	69	429	1 320	1 300	1 400
RNA 4860	330	380	80	594	1 800	1 100	1 300
RNA 4872	390	440	80	627	2 040	950	1 100

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Needle roller bearings with machined rings

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