68 Series Miniature Ball Bearing

Ningbo Qitan Bearing Co.,Ltd1
Add : No.211 West Nanyi Road, Zhenhai District, Ningbo, Zhejiang Province, China 315200
Phone:+86 182 6295 3431
Website：www.alibearing.com
E-mail : lili@alibearing.com

68 Series Miniature Ball Bearing models are from 681 to 689. 681 is the smallest metric miniature ball bearing, bore diameter 1mm, open type only.

Model	Seal Type	Bore Dia (d)	Outer Dia (D)	Width (B)	Dynamic Load Rating (Cr) (N)	Static Load Rating (Cor) (N)	MAX SPEED (GREASE) (X1000 RPM)	MAX SPEED (OIL) (X1000 RPM)
681	Open	1mm	3mm	1mm	80	23	130	150
681x	Open	1.5mm	4mm	1.2mm	112	33	100	120
681xzz	Shielded	1.5mm	4mm	2mm	112	33	100	120
681x 2rs	Sealed	1.5mm	4mm	2mm	112	33	100	120
682	Open	2mm	5mm	1.5mm	169	50	85	100
682zz	Shielded	2mm	5mm	2.3mm	169	50	85	100
682 2rs	Sealed	2mm	5mm	2.3mm	169	50	85	100
682x	Open	2.5mm	6mm	1.8mm	208	74	71	80
682xzz	Shielded	2.5mm	6mm	2.6mm	208	74	71	80
682x 2rs	Sealed	2.5mm	6mm	2.6mm	208	74	71	80
683	Open	3mm	7mm	2mm	310	111	63	75
683zz	Shielded	3mm	7mm	3mm	310	111	63	75
683 2rs	Sealed	3mm	7mm	3mm	310	111	63	75
684	Open	4mm	9mm	2.5mm	640	225	53	63
684zz	Shielded	4mm	9mm	4	640	225	53	63
684 2rs	Sealed	4mm	9mm	4	640	225	53	63
685	Open	5mm	11mm	3mm	715	281	45	53
685zz	Shielded	5mm	11mm	5mm	715	281	45	53
685 2rs	Sealed	5mm	11mm	5mm	715	281	45	53
686	Open	6mm	13mm	3.5mm	1080	440	40	50
686zz	Shielded	6mm	13mm	5mm	1080	440	40	50
686 2rs	Sealed	6mm	13mm	5mm	1080	440	40	50
687	Open	7mm	14mm	3.5mm	1170	510	40	50
687zz	Shielded	7mm	14mm	5mm	1170	510	40	50
687 2rs	Sealed	7mm	14mm	5mm	1170	510	40	50
688	Open	8mm	16mm	4mm	1260	590	36	43
688zz	Shielded	8mm	16mm	5mm	1260	590	36	43
688 2rs	Sealed	8mm	16mm	5mm	1260	590	36	43
689	Open	9mm	17mm	4mm	1330	665	36	43
689zz	Shielded	9mm	17mm	5mm	1330	665	36	43
689 2rs	Sealed	9mm	17mm	5mm	1330	665	36	43