Titan Piston Assembly (704-552A)
Kit includes (Please reference the fourth image above):
10. Piston rod (704-551A)
11. Upper cage (704-610)
12. Crush washer (704-612)
13. Outlet valve ball (50164)
14. Outlet valve seat (704-558)
15. Outlet valve retainer (13481)
Fits Titan Impact 440, 540 and 640 sprayers.