Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
W 61810-2Z	50 mm	65 mm	7 mm	5.07 N	5.5 N	20000 rpm	10000 rpm
6210-RS1	50 mm	90 mm	20 mm	37.1 N	23.2 N	-	4800 rpm
62310-2RS1	50 mm	110 mm	40 mm	61.8 N	38 N	-	4300 rpm
6310 M	50 mm	110 mm	27 mm	65 N	38 N	13000 rpm	8500 rpm
6310 N	50 mm	110 mm	27 mm	65 N	38 N	13000 rpm	8500 rpm
210	50 mm	90 mm	20 mm	39.1 N	34.5 N	13000 rpm	8000 rpm
W 61910-2RZ	50 mm	72 mm	12 mm	12.5 N	11.6 N	19000 rpm	9500 rpm
210-ZNR	50 mm	90 mm	20 mm	39.1 N	34.5 N	13000 rpm	8000 rpm
6210-RZ	50 mm	90 mm	20 mm	37.1 N	23.2 N	15000 rpm	10000 rpm
210-2Z	50 mm	90 mm	20 mm	39.1 N	34.5 N	13000 rpm	6400 rpm
6010-2Z	50 mm	80 mm	16 mm	22.9 N	15.6 N	18000 rpm	9000 rpm
61810-2RZ	50 mm	65 mm	7 mm	6.76 N	6.8 N	20000 rpm	10000 rpm
6310-2ZNR	50 mm	110 mm	27 mm	65 N	38 N	13000 rpm	6700 rpm
4210 ATN9	50 mm	90 mm	23 mm	41 N	40 N	11000 rpm	6000 rpm
W 6210	50 mm	90 mm	20 mm	30.2 N	23.2 N	17000 rpm	10000 rpm
6210	50 mm	90 mm	20 mm	37.1 N	23.2 N	15000 rpm	10000 rpm
4310 ATN9	50 mm	110 mm	40 mm	81.9 N	69.5 N	10000 rpm	5300 rpm
310-2ZNR	50 mm	110 mm	27 mm	64.4 N	52 N	11000 rpm	5600 rpm
6010-2RZ	50 mm	80 mm	16 mm	22.9 N	15.6 N	18000 rpm	9000 rpm
6210-2RS1	50 mm	90 mm	20 mm	37.1 N	23.2 N	-	4800 rpm