The outer rings of this needle bearings and bearings case are interference fitted without axial fixed settings. The effcient capacity can be maintained even if in the condition of high speed and huge loading capacity .

Technical Parameters

Shaft Diameter	Bearing Designation		Mass Approx	Boundary Dimensions				Basic Load Rating		LimitingSpeed
Shaft Diameter	Current	Original Code	Mass Approx	d	Fw	D	C	Cr Dynamic	Cor Static	Oil
mm	Current	Original Code	g	mm				N		rpm
8	NKI8	-	46	8	14	25	16	12400	11300	21500
9	NKI9/12	-	14.6	9	12	19	12	6200	7002	21700
10	NKI10/16	-	27.3	10	14	22	16	9808	10500	19650
	NA4900	4524900	21	10	14	22	13	8006	9000	23700
	NA6900	6534900	38.4	10	14	22	22	8281	11612	23700
12	NA4901	4524901	25.1	12	16	24	13	5047	6352	20000
	NKI12/20	-	39	12	16	24	20	14000	18400	21000
	NA6901	6534901	44.5	12	16	24	22	11647	17052	20000
	NKIS12	-	58	12	18	30	16	16000	17000	20000
15	NKI15/16	-	38	15	19	27	16	8847	12853	19100
	NKI15/20	-	45.7	15	19	27	20	12347	19053	19100
	NA4902	4524902	32	15	20	28	13	6447	9053	18800
	NA6902	6534902	61.6	15	20	28	23	13100	20900	18800
	NKIS15	-	90	15	22	35	20	23500	24000	17000
17	NKI17/16	-	41.4	17	21	29	16	13000	18200	20000
	NA4903	4544903	32.8	17	22	30	13	7010	10010	17000
	NA6903	6534903	68.2	17	22	30	23	14400	24900	17000
20	NKI20/16	-	48.5	20	24	32	16	10800	17000	16700
	NA4904	4524904	70.2	20	25	37	17	11912	16594	16200
	NKIS20	-	119	20	28	42	20	16500	35500	14000
22	NKI22/16	-	50	22	25	34	16	8721	15340	16200
	NA49/22	-	76	22	28	39	17	12996	19175	14360
	NA69/22	-	130	22	28	39	30	21375	35750	14360
25	NKI25/30	-	115	25	29	38	30	31500	56000	14000
	NA4905	4524905	76	25	30	42	17	13452	20475	13832
	NA6905	6534905	138	25	30	42	30	19300	31750	13832
	NKIS25	-	160	25	32	47	22	32000	55000	12500
	-	F-208277	-	25	32	47	22	-	-	-
	NKI25/20	-	-	25	29	38	20	-	-	-
28	NA49/28	45449/28	90.7	28	32	45	17	13900	20100	13832
	NA69/28	-	170	28	32	45	30	22400	36850	13832
	NKI28/20	-	-	28	32	42	20	-	-	-
30	NKI30/20	-	-	30	35	45	20	-	-	-
30	NKI30/30	-	-	30	35	45	30	-	-	-
32	NKI32/20	-	-	32	37	47	20	-	-	-
	-	TAFI324720	-	32	37	47	20	-	-	-
	NA49/32	45449/32	150	32	40	52	20	19000	32600	11134
	NA69/32	66349/32	272	32	40	52	36	25500	68500	11134
35	NKI35/30	-	165	35	40	50	30	22200	51350	11134
	NA4907	4524907	151	35	42	55	20	19800	41500	11134
	NA6907	6534907	301	35	42	55	36	26000	60500	11134
	NKIS35	-	210	35	43	58	22	33000	56000	9500
40	NKI40/20	-	124	40	45	55	20	22000	48000	10127
	NKI40/30	-	184	40	45	55	30	35000	86000	10127
	NA4908	4544908	123	40	48	62	22	31036	63873	8567
	NA6908	6534908	401	40	48	62	40	64000	112000	8567
42	NKI42/20	-	138	42	47	57	20	26000	52500	9500
45	NKI45/25	-	218	45	50	62	25	36000	70000	8567
	NKI45/35	-	289	45	50	62	35	41500	102000	8567
	NA4909	4544909	260	45	50	68	22	37000	96500	8052
	NA6909	6534909	479	45	50	68	40	61500	123500	8052
	NKIS45	-	306	45	55	72	22	43000	71000	7500
50	NKI50/25	TAFI506825	262	50	55	68	25	32000	78000	7890
	NA4910	4544910	264	50	58	72	22	41000	72000	7526
	NA6910	6534910	457	50	58	72	40	68000	135000	7526
	NKIS50	-	510	50	60	80	28	60000	95000	7200
	NKI50/35	TAFI506835	-	50	55	68	35	-	-	-
55	NKI55/35	-	357	55	60	72	35	48000	126800	7256
	NA4911	4544911	386	55	63	80	25	50600	96580	7156
	NA6911	6534911	760	55	63	80	45	82560	172000	7156
60	NKI60/25	-	388	60	68	82	25	35500	85000	7156
	NA4912	4544912	412	60	68	85	25	52800	110500	6022
	NA6912	6534912	798	60	68	85	45	88500	186000	6022
	NKIS60	-	550	60	70	90	28	65000	110000	6300
65	NA4913	4544913	435	65	72	90	25	57500	110500	6022
	NA6913	6534913	821	65	72	90	45	87600	194500	6022
	NKI65/25	-	-	65	73	90	25	-	-	-
70	NA4914	4544914	712	70	80	100	30	79000	154000	5111
	NA6914	6534914	1326	70	80	100	54	121000	263000	5111
	NKI70/35	-	-	70	80	95	35	-	-	-
75	NA4915	4544915	765	75	85	105	30	82000	158000	5111
75	NA6915	6534915	1429	75	85	105	54	128000	272000	5111
80	NA4916	4544916	870	80	90	110	30	81000	170500	5111
	NA6916	6534916	1510	80	90	110	54	130500	280600	5000
	NKI80/35	-	-	80	90	110	35	-	-	-
85	NA4917	4544917	1250	85	100	120	35	111000	237000	4600
85	NA6917	6534917	2200	85	100	120	63	166000	40000	4600
90	NA4918	4544918	1312	90	105	125	35	114000	250000	4400
90	NA6918	6534918	2310	90	105	125	63	172000	425000	4400
95	NA4919	4544919	1371	95	110	130	35	116000	260000	4200
	NA6919	6534919	2500	95	110	130	63	174000	440000	4200
	NKI95/36	-	-	95	105	125	36	-	-	-
100	NA4920	4544920	1900	100	115	140	40	120000	274000	4000
100	NKI100/30	-	-	100	110	130	30	-	-	-
110	NA4922	4544922	2070	110	125	150	40	132000	290000	3700
110	NA4822	-	1080	110	120	140	30	94000	216000	3900
120	NA4924	4544924	2860	120	135	165	45	181000	890000	3400
120	NA4824	-	1170	120	130	150	30	99000	239000	3600
130	NA4926	4544926	3900	130	150	180	50	223000	470000	3100
130	NA4826	-	1810	130	145	165	35	118000	310000	3200
140	NA4928	4544928	4150	140	160	190	50	209000	500000	2900
140	NA4828	-	1920	140	155	175	35	120000	325000	3000
TN=plastic cage (working temperature:120^oC continually:180^oC shorty) Limiting speed for grease:60% of the one for oil

Sealed Heavy Duty Needle Roller Bearing With Inner or Without Inner Ring

Precision Cylindrical Roller Bearing

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Rotary Table Bearings

Precision Spindle Bearings

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Slewing Ring Bearing

Angular Contact Ball Bearings

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Self-aligning Ball Bearings

Thrust Ball Bearings

Taper Roller Bearings

Spherical Roller Bearings

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Spherical Plain Bearings

Linear Motion Ball Bearings

Full Complement Cylindrical Roller Bearings

Stainless Steel Thrust Bearing

Non-standard Bearings

Bearing Components

Bearing Equipment

Successful Case

Sealed Heavy Duty Needle Roller Bearing With Inner or Without Inner Ring

Technical Parameters

steel needle roller bearing

needle roller bearing material

needle roller bearing application