Part Number	d - Bore	D - Outer Diameter	B - Width	Cr - Dynamic Radial Rating	Cor - Static Radial Rating	Reference speed	Limiting speed
NA6908R	40mm mm	62mm mm	40mm mm	-	-	-	-
NA6912R	60mm mm	85mm mm	45mm mm	-	-	-	-
NA6909R	45mm mm	68mm mm	40mm mm	-	-	-	-
NA6913R	65mm mm	90mm mm	45mm mm	-	-	-	-
NA6911R	55mm mm	80mm mm	45mm mm	-	-	-	-
K40×45×13	40mm mm	45mm mm	13mm mm	-	-	-	-
K35×42×16	35mm mm	42mm mm	16mm mm	-	-	-	-
K40×45×17	40mm mm	45mm mm	17mm mm	-	-	-	-
K35×42×20	35mm mm	42mm mm	20mm mm	-	-	-	-
K40×45×27	40mm mm	45mm mm	27mm mm	-	-	-	-
K40×45×13	40mm mm	45mm mm	13mm mm	-	-	-	-
K40×46×17	40mm mm	46mm mm	17mm mm	-	-	-	-
K40×45×17	40mm mm	45mm mm	17mm mm	-	-	-	-
K40×47×20	40mm mm	47mm mm	20mm mm	-	-	-	-
K40×45×27	40mm mm	45mm mm	27mm mm	-	-	-	-
K40×48×20	40mm mm	48mm mm	20mm mm	-	-	-	-
K40×46×17	40mm mm	46mm mm	17mm mm	-	-	-	-
K40×48×25	40mm mm	48mm mm	25mm mm	-	-	-	-
K40×47×20	40mm mm	47mm mm	20mm mm	-	-	-	-
K42×47×27	42mm mm	47mm mm	27mm mm	-	-	-	-