Deep groove ball bearings-Shandong Bofu Trading Co., Ltd

Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Grease lubrication	Oil lubrication
628/2-2Z	2 mm	5 mm	1.5 mm	— N	— N	— rpm	— rpm
618/2.5	2.5 mm	6 mm	1.8 mm	0.19 N	0.06 N	75000 rpm	89000 rpm
628/2.5	2.5 mm	6 mm	1.8 mm	— N	— N	— rpm	— rpm
618/3	3 mm	7 mm	2 mm	0.31 N	0.11 N	66000 rpm	79000 rpm
628/3	3 mm	7 mm	2.5 mm	— N	— N	— rpm	— rpm
628/3-Z	3 mm	7 mm	2.5 mm	— N	— N	— rpm	— rpm
628/3-2Z	3 mm	7 mm	2.5 mm	— N	— N	— rpm	— rpm
618/4	4 mm	9 mm	2.5 mm	0.64 N	0.23 N	59000 rpm	70000 rpm
618/5	5 mm	11 mm	3 mm	0.97 N	0.36 N	53000 rpm	63000 rpm
628/5	5 mm	11 mm	3.5 mm	— N	— N	— rpm	— rpm
628/5-Z	5 mm	11 mm	3.5 mm	— N	— N	— rpm	— rpm
618/6	6 mm	13 mm	3.5 mm	1.1 N	0.44 N	48000 rpm	57000 rpm
618/7	7 mm	14 mm	3.5 mm	1.15 N	0.51 N	45000 rpm	54000 rpm
618/8	8 mm	16 mm	4 mm	1.6 N	0.71 N	42000 rpm	50000 rpm
618/9	9 mm	17 mm	4 mm	1.35 N	0.66 N	39000 rpm	46000 rpm
619/1.5	1.5 mm	5 mm	2 mm	0.19 N	0.06 N	110000 rpm	130000 rpm
619/2	2 mm	6 mm	2.3 mm	0.33 N	0.1 N	86000 rpm	100000 rpm
639/2	2 mm	6 mm	2.3 mm	— N	— N	— rpm	— rpm
639/2-Z	2 mm	6 mm	2.3 mm	— N	— N	— rpm	— rpm
639/2-2Z	2 mm	6 mm	2.3 mm	— N	— N	— rpm	— rpm