Bosch Washer Drain Pump 436440 THIS BOSCH 436440 DRAIN PUMP IS DESIGNED TO WORK WITH SELECT BOSCH MODELS. Works with the following models: Bosch WFMC1001UC, Bosch WFMC1001UC/02, Bosch WFMC1001UC/03 Bosch WFMC1001UC/04, Bosch WFMC1001UC/05, Bosch WFMC1001UC/06, Bosch WFMC1001UC/07