Specification Brand : CAI - REVCOR BulletPoint1 : This is a Brand New OEM Replacement Air Pressure Switch BulletPoint2 : Top Qualty OEM Replacement Part! ConnectivityProtocol : Wi-Fi ExternallyAssignedProductIdentifier1 : 0696333215992 ExternallyAssignedProductIdentifier2 : 696333215992 ItemName : REVCOR Blower Whl, Dia 5 in, Width 2 1/2 in ItemPackageDimensions_Height : 2 inches ItemPackageDimensions_Length : 2 inches ItemPackageDimensions_Width : 2 inches ItemPackageQuantity : 1 ItemTypeKeyword : industrial-hvac-blowers Manufacturer : CAI - REVCOR Material : Alloy Steel ModelNumber : B506-250S NumberOfItems : 1 PartNumber : B506-250S ProductDescription : REVCO Revolutionary Airflow Direct-Drive Blower Wheel produces high air volume with low vibration for diverse air moving applications. Individually cartoned for greater protection. Convex back plates allow motor location on either side of the blower housing. For ventilation, air conditioning, heating, and dehumidifying in industrial and commercial applications. Hub includes set screws.