Marathon Motors, K439, 5K49DN4131, 1/4HP, 1725RPM, 208-230/460V, 3PH, 56 FR, TENVMarathon's Three Phase extensive line of General Purpose motors are available in ODP and TEFC construction, Foot Mounted and Footless. Horsepower sizes available from stock range from 1/12 HP through 1500 HP. Product Specifications HORSEPOWER1/4 ENCLOSURETENV FRAME56 MOUNTINGRigid NAMEPLATE RPM1725 PHASE3 MOTOR RPM 60Hz1725 VOLTAGE208-230/460 DUTYContinuous SERVICE FACTOR1 AMBIENT TEMP C40 WEIGHT16 ULY CSAY CATALOG NO.K439 RPM RANGE1701-1800 MODEL NUMBER5K49DN4131 BEARING-DRIVE-ENDBall BEARING-OPP-DRIVE-ENDBall INSULATION CLASSB FL AMPS1.1-1.2/0.6 KVA-CODEL DRIVE END BEARING SIZE6203 OPPOSITE END BEARING SIZE6203 STARTING TYPEAcross The Line BRANDMarathon Motors MANUFACTURER PART #K439 ORIENTATIONHorizontal or Vertical is_motorYes ENCLOSURE TYPETotally Enclosed