Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
W 609-2RS1	9 mm	24 mm	7 mm	2.03 N	0.815 N	-	20000 rpm
W 628/9-2Z	9 mm	17 mm	5 mm	0.761 N	0.335 N	85000 rpm	43000 rpm
W 639-2Z	9 mm	30 mm	10 mm	4.36 N	2.32 N	60000 rpm	30000 rpm
609-2RSL	9 mm	24 mm	7 mm	3.9 N	1.66 N	70000 rpm	34000 rpm
609-2RSH	9 mm	24 mm	7 mm	3.9 N	1.66 N	-	19000 rpm
W 628/9-2RS1	9 mm	17 mm	5 mm	0.761 N	0.335 N	-	24000 rpm
W 628/9-2RZ	9 mm	17 mm	5 mm	0.761 N	0.335 N	85000 rpm	43000 rpm
W 617/9 R	9 mm	14 mm	3 mm	0.52 N	0.236 N	95000 rpm	60000 rpm
618/9	9 mm	17 mm	4 mm	0.871 N	0.34 N	85000 rpm	53000 rpm
629-Z	9 mm	26 mm	8 mm	4.75 N	1.96 N	60000 rpm	38000 rpm
W 619/9	9 mm	20 mm	6 mm	2.12 N	1.06 N	80000 rpm	50000 rpm
W 638-2RS1	8 mm	28 mm	9 mm	3.97 N	1.96 N	-	19000 rpm
W 608-2Z	8 mm	22 mm	7 mm	1.99 N	0.78 N	75000 rpm	38000 rpm
W 638/8 R-2Z	8 mm	16 mm	6 mm	0.715 N	0.3 N	90000 rpm	45000 rpm
W 628/8-2Z	8 mm	16 mm	5 mm	0.715 N	0.3 N	90000 rpm	45000 rpm
WBB1-8708 R-2Z	8 mm	14 mm	4 mm	0.462 N	0.193 N	95000 rpm	48000 rpm
628/8-2RS1	8 mm	16 mm	5 mm	1.33 N	0.57 N	-	26000 rpm
W 608 R-2Z	8 mm	22 mm	7 mm	1.99 N	0.78 N	75000 rpm	38000 rpm
W 638-2RZ	8 mm	28 mm	9 mm	3.97 N	1.96 N	67000 rpm	32000 rpm
628-RS1	8 mm	24 mm	8 mm	3.9 N	1.66 N	-	19000 rpm