Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
D/W ER1634-2ZS	19.05 mm	25.4 mm	3.967 mm	0.572 N	0.365 N	53000 rpm	26000 rpm
D/W R12	19.05 mm	41.275 mm	7.938 mm	6.63 N	4.4 N	38000 rpm	24000 rpm
D/W R12-2RS1	19.05 mm	41.275 mm	11.113 mm	8.06 N	5 N	-	11000 rpm
WBB1-8713	18 mm	24 mm	4 mm	0.806 N	0.63 N	56000 rpm	36000 rpm
W 63803-2Z	17 mm	26 mm	7 mm	1.78 N	1.27 N	56000 rpm	28000 rpm
W 61703 R-2ZS	17 mm	23 mm	4 mm	0.559 N	0.34 N	60000 rpm	30000 rpm
6203 ETN9	17 mm	40 mm	12 mm	11.4 N	5.4 N	38000 rpm	24000 rpm
W 61703-2RS1	17 mm	23 mm	4 mm	0.559 N	0.34 N	-	17000 rpm
6303 N	17 mm	47 mm	14 mm	14.3 N	6.55 N	34000 rpm	22000 rpm
62303-2RS1	17 mm	47 mm	19 mm	13.5 N	6.55 N	-	11000 rpm
6203-2ZNR	17 mm	40 mm	12 mm	9.95 N	4.75 N	38000 rpm	19000 rpm
W 63803 R-2Z	17 mm	26 mm	7 mm	1.78 N	1.27 N	56000 rpm	28000 rpm
W 6203	17 mm	40 mm	12 mm	8.06 N	4.75 N	40000 rpm	26000 rpm
W 63803-2RS1	17 mm	26 mm	7 mm	1.78 N	1.27 N	-	16000 rpm
6203-RSL	17 mm	40 mm	12 mm	9.95 N	4.75 N	38000 rpm	24000 rpm
6203-RSH	17 mm	40 mm	12 mm	9.95 N	4.75 N	-	12000 rpm
6303-2ZNR	17 mm	47 mm	14 mm	14.3 N	6.55 N	34000 rpm	17000 rpm
16003-2Z	17 mm	35 mm	8 mm	6.37 N	3.25 N	45000 rpm	22000 rpm
6003-RSL	17 mm	35 mm	10 mm	6.37 N	3.25 N	45000 rpm	28000 rpm
6003-RSH	17 mm	35 mm	10 mm	6.37 N	3.25 N	-	13000 rpm