Sprinkler head
FIG. 1 is a perspective view of a sprinkler nozzle embodying the new design; 
     FIG. 2 is a top plan view thereof; 
     FIG. 3 is a bottom plan view thereof; and 
     FIG. 4 is a side elevational view thereof, the other sides being the same side as the side shown. 
     The fragmentary broken-line showing of a water supply riser pipe in FIG. 1 is for purposes of illustration only and forms no part of the claimed design.