Baldor Electric Motors is no longer manufacturing this motor, possible replacement is the following Baldor Electric Motors part#
EJMM4103T
**** This motor has been replaced by model # EJMM4103T ****
JMM4103T, 25 Hp, 1800 RPM, 284JM FR, 208-230/460 Vac, 3 Phase, TEFC, Foot Mounted, Close-Coupled Pump Motor