Swirl spray nozzle and insert thereof, with retaining portion of insert to allow it to be retained to nozzle body via O ring

摘要

A spray nozzle swirl element (24) is described which includes a swirl chamber 38 and an integral retaining portion (26). Retainer means (28) are provided on the retaining portion (26) to allow the swirl element (24) to be retained, in use, in a nozzle body (10) of the associated spray nozzle.