Rain Bird A3440309 1/2” Brass 25BPJFPDATNT Full or Part Circle Impact Sprinkler with SBN-1 9/64” Nozzle. Designed for a variety of uses where full circle sprinklers should not overthrow water into restricted areas. Used for such applications on Orchards, Vineyards, Row Crops, Permanent Systems, Solid Set Systems and for end-of-the line/edge-of-field positions.