5304506740 includes water supply tube, dishwasher spray arm assembly made of reinforced ABS plastic, hard, cold and heat resistant.

5304506740 Center Spray Arm Assembly replaces 5304498136, PS11770527,DGBD2438,DGCD2444,FDPC4221,FFBD2404, FFBD2406,FFBD2408,FFBD2411,FFBD2412, FFCD2413, FFCD2418,FFID2421, FGBD243,FGID2466Q,LFID242 ,CDB350NB ,CDB350NW,CDB500NB,CDB900NB, CDB900NS,CDB900NW,CDBEH600SB, CDBEH600SS,CDBEH600SW, CDBEH950SB,CDBEH950SS,CDBEH950SW,CDBEH960TD .