IKONumber

IKONumber with inner race NA49	IKONumber without inner race RNA49	Dimensions (mm)
IKONumber with inner race NA49	IKONumber without inner race RNA49	d	dr	D	B
-	RNA493	-	5	11	10
-	RNA494	-	6	12	10
NA495	RNA495	5	7	13	10
NA496	RNA496	6	8	15	10
NA497	RNA497	7	9	17	10
NA498	RNA498	8	10	19	11
NA499	RNA499	9	12	20	11
NA4900	RNA4900	10	14	22	13
NA4901	RNA4901	12	16	24	13
-	RNA49-14	-	18	26	13
NA4902	RNA4902	15	20	28	13
NA4903	RNA4903	17	22	30	13
NA4904	RNA4904	20	25	37	17
NA49-22	RNA49-22	22	28	39	17
NA4905	RNA4905	25	30	42	17
NA49-28	RNA49-28	28	32	45	17
NA4906	RNA4906	30	35	47	17
NA49-32	RNA49-32	32	40	52	20
NA4907	RNA4907	35	42	55	20
-	RNA49-38	-	45	58	20
NA4908	RNA4908	40	48	62	22
-	RNA49-42	-	50	65	22
NA4909	RNA4909	45	52	68	22
-	RNA49-48	-	55	70	22
NA4910	RNA4910	50	58	72	22
-	RNA49-52	-	60	75	22
NA4911	RNA4911	55	63	80	25
-	RNA49-58	-	65	82	25
NA4912	RNA4912	60	68	85	25
-	RNA49-62	-	70	88	25
NA4913	RNA4913	65	72	90	25
-	RNA49-68	-	75	95	30
NA4914	RNA4914	70	80	100	30
NA4915	RNA4915	75	85	105	30
NA4916	RNA4916	80	90	110	30
-	RNA49-82	-	95	115	30
NA4917	RNA4917	85	100	120	35
NA4918	RNA4918	90	105	125	35
NA4919	RNA4919	95	110	130	35
NA4920	RNA4920	100	115	140	40
NA4922	RNA4922	110	125	150	40
NA4924	RNA4924	120	135	165	45
NA4926	RNA4926	130	150	180	50
NA4928	RNA4928	140	160	190	50
NA4930	RNA4930	150	170	210	60
NA4932	RNA4932	160	180	220	60
NA4934	RNA4934	170	190	230	60
NA4936	RNA4936	180	205	250	69
NA4938	RNA4938	190	215	260	69
NA4940	RNA4940	200	225	280	80
NA4944	RNA4944	220	245	300	80
NA4948	RNA4948	240	265	320	80
NA4952	RNA4952	260	290	360	100
NA4956	RNA4956	280	310	380	100
NA4960	RNA4960	300	340	420	118
NA4964	RNA4964	320	360	440	118
NA4968	RNA4968	340	380	460	118

IKONumber with inner race NA49	IKONumber without inner race RNA49	Dimensions (mm)
IKONumber with inner race NA49	IKONumber without inner race RNA49	d	dr	D	B
NA4972	RNA4972	360	400	480	118
NA4976	RNA4976	380	430	520	140
NA4980	RNA4980	390	450	540	140
NA4984	RNA4984	420	470	560	140
NA4988	RNA4988	440	490	600	160