Manufacturer advises this part is only available for purchase by special order. Parts have a high min, long leadtime and are NCNR. They have recommended standard alternates below and the dimensions of the product are different. Please check specifications as they are different to assure the alternate can be used in application. Low Speed: OD6020-12LB 60x60x20mm OD6025-12LB 60x60x25mm High Speed: OD6020-12HB 60x60x20mm OD6025-12HB 60x60x25mm Old Mouser Number New Mouser Number 670-OD602012LB 670-OD602512LB 670-OD602012HB 670-OD602512HB Please contact a Mouser Technical Sales Representative for further information. 5-0414-1