Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
7221C/DB	105mm mm	190mm mm	72mm mm	-	-	-	-
NA4856	280mm mm	350mm mm	69mm mm	-	-	-	-
7220C/DB	100mm mm	180mm mm	68mm mm	-	-	-	-
7219C/DB	95mm mm	170mm mm	64mm mm	-	-	-	-
NA4848	240mm mm	300mm mm	60mm mm	-	-	-	-
7218C/DB	90mm mm	160mm mm	60mm mm	-	-	-	-
NA4860	300mm mm	380mm mm	80mm mm	-	-	-	-
7217C/DB	85mm mm	150mm mm	56mm mm	-	-	-	-
NA4852	260mm mm	320mm mm	60mm mm	-	-	-	-
7216C/DB	80mm mm	140mm mm	52mm mm	-	-	-	-
RNA4902R	20mm mm	28mm mm	13mm mm	-	-	-	-
7215C/DB	75mm mm	130mm mm	50mm mm	-	-	-	-
7214C/DB	70mm mm	125mm mm	48mm mm	-	-	-	-
RNA4900R	14mm mm	22mm mm	13mm mm	-	-	-	-
RNA4903R	22mm mm	30mm mm	13mm mm	-	-	-	-
7213C/DB	65mm mm	120mm mm	46mm mm	-	-	-	-
7212C/DB	60mm mm	110mm mm	44mm mm	-	-	-	-
RNA4901R	16mm mm	24mm mm	13mm mm	-	-	-	-
RNA4904R	25mm mm	37mm mm	17mm mm	-	-	-	-
RNA4902R	20mm mm	28mm mm	13mm mm	-	-	-	-