Seastar Helm Vent Plug HP6126

Seastar Helm Vent Plug HP6126 comes standard with all Seastar Helms.

Purchase this if your replacing a broken or lost plug.  Use with helm pumps on all single steering station systems.
This Vent Plug is where you fill and purge the hydraulic system, make sure not to lose it, otherwise Seastar oil will over flow.

Multi Steering Station Systems.
Use Helm Vent Plug HP6126 on the uppermost most helm pump on multi steering station systems. Use Seastar Helm Non Vent Plug HA5432 on the lower station in multi station systems.

No need to buy the 5 per pack as advertised on other websites, when you only need 1.