Baldor Electric Motors is no longer manufacturing this motor, possible replacement is the following Baldor Electric Motors part#
EJPM4109T
*** This motor has been replaced by model # EJPM4109T ***
JPM4109T, 40 Hp, 3600 Rpm, 230/460 Vac, 3 PH, 324JP FR, TEFC, Foot Mounted, Close-Coupled Pump Motor