Miniature Ball Bearings | Welcome to ATF

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Miniature bearing is suitable in the high speed rotation, the low frictional torque, the low vibration, the low noise request product.

Bearing No.		Inside Diameter d	Outside Diameter D	Width B		Flange Dimensions				Radius r min	Basic Load Rating
				Open	Closed	Open		Closed			Dynamic Cr	Static Cor
				Open	Closed	D1	C1	D2	C2		Dynamic Cr	Static Cor
		mm	mm	mm	mm	mm	mm	mm	mm	mm	N	N
673	L630	3	6	2	2.5	7.2	0.6	7.2	0.6	0.05	208	74
683	L730	3	7	2	3	8.1	0.5	8.1	0.8	0.15	310	111
693	–	3	8	3	4	9.5	0.7	9.5	0.9	0.15	560	179
603	–	3	9	3	5	10.5	0.7	10.5	1.0	0.15	570	187
623	–	3	10	4	4	11.5	1.0	11.5	1.0	0.15	630	218
674	L740	4	7	2	2.5	8.2	0.6	8.2	0.6	0.1	310	115
–	L840	4	8	2	3	9.2	0.6	9.2	0.6	0.1	395	139
684	L940	4	9	2.5	4	10.3	0.6	10.3	1.0	0.15	640	225
–	L1040	4	10	3	4	11.3	0.6	11.6	0.8	0.15	585	204
694	–	4	11	4	4	12.5	1.0	12.5	1.0	0.15	960	345
604	–	4	12	4	4	13.5	1.0	13.5	1.0	0.2	960	345
624	–	4	13	5	5	15	1.0	15	1.0	0.2	1300	485
634	–	4	16	5	5	18	1.0	18	1.0	0.2	1340	515
675	L850	5	8	2	2.5	9.2	0.6	9.2	0.6	0.08	310	120
–	L950	5	9	2.5	3	10.2	0.6	10.2	0.6	0.1	430	168
–	L1050	5	10	3	4	11.2	0.6	11.2	0.8	0.1	430	168
685	L1150	5	11	3	5	12.5	0.8	12.5	1.0	0.2	715	281
695	–	5	13	4	4	15	1.0	15	1.0	0.2	1080	430
605	–	5	14	5	5	16	1.0	16	1.0	0.2	1330	505
625	–	5	16	5	5	18	1.0	18	1.0	0.3	1880	680
635	–	5	19	6	6	22	1.2	22	1.2	0.3	2340	885
676	L1060	6	10	2.5	3	11.2	0.6	11.2	0.6	0.1	495	218
–	L1260	6	12	3	4	13.2	0.6	13.6	0.8	0.15	715	292
686	L1360	6	13	3.5	5	15	1.0	15	1.1	0.2	1080	440
696	–	6	15	5	5	17	1.2	17	1.2	0.2	1340	515
606	–	6	17	6	6	19	1.2	19	1.2	0.3	2260	835
626	–	6	19	6	6	22	1.5	22	1.5	0.3	2340	885
677	L1170	7	11	2.5	3	12.2	0.6	12.2	0.6	0.1	455	201
–	L1370	7	13	3	4	14.2	0.6	14.6	0.8	0.15	540	276
687	L1470	7	14	3.5	5	16	1.0	16	1.1	0.2	1170	510
697	–	7	17	5	5	19	1.2	19	1.2	0.2	1610	710
607	–	7	19	6	6	22	1.5	22	1.5	0.3	2340	885
627	–	7	22	7	7	25	1.5	25	1.5	0.3	3300	1370
678	L1280	8	12	2.5	3.5	13.2	0.6	13.6	0.8	0.1	545	275
–	L1480	8	14	3.5	4	15.6	0.8	15.6	0.8	0.15	820	385
688	L1680	8	16	4	5	18	1.0	18	1.1	0.3	1650	715
698	–	8	19	6	6	22	1.5	22	1.5	0.3	2240	910
608	–	8	22	7	7	25	1.5	25	1.5	0.3	3310	1370
628	–	8	24	8	8	27	1.5	27	1.5	0.3	3350	1430
689	L1790	9	17	4	5	19	1.0	19	1.1	0.2	1330	665
699	L2090	9	20	6	6	23	1.5	23	1.5	0.3	2470	1080
609	–	9	24	7	7	27	1.5	27	1.5	0.3	3350	1430
629	–	9	26	8	8	28	2.0	28	2.0	0.3	4550	1970

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