Baldor Electric Motors is no longer manufacturing this motor, possible replacement is the following Baldor Electric Motors part#
VEJMM3546T-5
*** ThIs motor has been replaced by model # VEJMM3546T-5 ***
VJMM3546T-5, 1 Hp, 1800 Rpm, 143JM FR, 575 Vac, 3 PH, TEFC, Footless, Close-Coupled Pump Motor