Configuration:Performance: Customized in the continuous operating rangeBall bearing: PreloadFlange: Standard flange front & back / customize the flangeShaft: Length / Diameter / Cut face / double shaft / hollow shaftLeadwire: PVC / Silicon / Teflon / UL option / Dimension / lengthConnector: JST / MOLEX / TEApplications:Power toolsPumpsRoboticsFans & blowersMedical equipmentSpecifications + Detail (images included on the page):Parameter sheet (BD1621 parameters image)Performance curve (BD1621 curve image)Outline / drawing (BD1621 drawing image)Technical characteristics / specifications:Model: BD1621Series: BD Series (inner running structure, electronics integrated)Dimensions: Φ16mm x 21mmDesigned for continuous operating range (customized performance available)Ball bearing: PreloadFlange: Standard front & back or customizable flangeShaft options: length, diameter, cut face, double shaft, hollow shaftLeadwire options: PVC, silicon, Teflon; customizable dimensions and length; UL optionConnector options: JST, MOLEX, TE