Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
NA6914	70mm mm	100mm mm	54mm mm	-	-	-	-
NA6913	65mm mm	90mm mm	45mm mm	-	-	-	-
NA6912	60mm mm	85mm mm	45mm mm	-	-	-	-
NA6911	55mm mm	80mm mm	45mm mm	-	-	-	-
NA6910	50mm mm	72mm mm	40mm mm	-	-	-	-
NA6909	45mm mm	68mm mm	40mm mm	-	-	-	-
NA6908	40mm mm	62mm mm	40mm mm	-	-	-	-
NA6907	35mm mm	55mm mm	36mm mm	-	-	-	-
NA69/32	32mm mm	52mm mm	36mm mm	-	-	-	-
RNA4928	140mm mm	190mm mm	50mm mm	-	-	-	-
RNA4926	130mm mm	180mm mm	50mm mm	-	-	-	-
RNA4924	120mm mm	165mm mm	45mm mm	-	-	-	-
RNA4922	110mm mm	150mm mm	40mm mm	-	-	-	-
RNA4920	100mm mm	140mm mm	40mm mm	-	-	-	-
RNA4919	95mm mm	130mm mm	35mm mm	-	-	-	-
RNA4918	90mm mm	125mm mm	35mm mm	-	-	-	-
RNA4917	85mm mm	120mm mm	35mm mm	-	-	-	-
RNA4916	80mm mm	110mm mm	30mm mm	-	-	-	-
NA4830	150mm mm	190mm mm	40mm mm	-	-	-	-
NA4828	140mm mm	175mm mm	35mm mm	-	-	-	-