Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
61812-2RZ	60 mm	78 mm	10 mm	11.9 N	11.4 N	17000 rpm	8500 rpm
312	60 mm	130 mm	31 mm	91.3 N	78 N	9500 rpm	6000 rpm
6212-2Z	60 mm	110 mm	22 mm	55.3 N	36 N	13000 rpm	6300 rpm
312-2Z	60 mm	130 mm	31 mm	91.3 N	78 N	9500 rpm	4800 rpm
6412 N	60 mm	150 mm	35 mm	108 N	69.5 N	10000 rpm	6300 rpm
212-Z	60 mm	110 mm	22 mm	56.1 N	50 N	11000 rpm	6700 rpm
6312	60 mm	130 mm	31 mm	85.2 N	52 N	11000 rpm	7000 rpm
6312 N	60 mm	130 mm	31 mm	85.2 N	52 N	11000 rpm	7000 rpm
6312 M	60 mm	130 mm	31 mm	85.2 N	52 N	11000 rpm	7000 rpm
6012-RS1	60 mm	95 mm	18 mm	30.7 N	23.2 N	-	4300 rpm
6312-Z	60 mm	130 mm	31 mm	85.2 N	52 N	11000 rpm	7000 rpm
6312-RS1	60 mm	130 mm	31 mm	85.2 N	52 N	-	3400 rpm
6312-2Z	60 mm	130 mm	31 mm	85.2 N	52 N	11000 rpm	5600 rpm
312 NR	60 mm	130 mm	31 mm	91.3 N	78 N	9500 rpm	6000 rpm
6312-2RS1	60 mm	130 mm	31 mm	85.2 N	52 N	-	3400 rpm
312-ZNR	60 mm	130 mm	31 mm	91.3 N	78 N	9500 rpm	6000 rpm
212 NR	60 mm	110 mm	22 mm	56.1 N	50 N	11000 rpm	6700 rpm
W 61912-2RS1	60 mm	85 mm	13 mm	17.4 N	17.3 N	-	4500 rpm
W 61812	60 mm	78 mm	10 mm	9.95 N	10.8 N	17000 rpm	11000 rpm
61912	60 mm	85 mm	13 mm	16.5 N	12 N	16000 rpm	10000 rpm