Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
7236B	180mm mm	320mm mm	52mm mm	-	-	-	-
NK45/20R+IR40×45×20	40mm mm	55mm mm	20mm mm	-	-	-	-
NK45/30R	45mm mm	55mm mm	30mm mm	-	-	-	-
NK45/30R+IR40×45×30	40mm mm	55mm mm	30mm mm	-	-	-	-
NK47/20R	47mm mm	57mm mm	20mm mm	-	-	-	-
NK47/20R+IR42×47×20	42mm mm	57mm mm	20mm mm	-	-	-	-
RNA4836	195mm mm	225mm mm	45mm mm	-	-	-	-
RNA4838	210mm mm	240mm mm	50mm mm	-	-	-	-
RNA4840	220mm mm	250mm mm	50mm mm	-	-	-	-
RNA4844	240mm mm	270mm mm	50mm mm	-	-	-	-
RNA4848	265mm mm	300mm mm	60mm mm	-	-	-	-
RNA4852	285mm mm	320mm mm	60mm mm	-	-	-	-
RNA4856	305mm mm	350mm mm	69mm mm	-	-	-	-
RNA4860	330mm mm	380mm mm	80mm mm	-	-	-	-
RNA4864	350mm mm	400mm mm	80mm mm	-	-	-	-
RNA4868	370mm mm	420mm mm	80mm mm	-	-	-	-
RNA4872	390mm mm	440mm mm	80mm mm	-	-	-	-
RNA49/22R	28mm mm	39mm mm	17mm mm	-	-	-	-
RNA49/28R	32mm mm	45mm mm	17mm mm	-	-	-	-
RNA49/32R	40mm mm	52mm mm	20mm mm	-	-	-	-