Hypro GS40GI Control Unit/Regulator Category_Pumps/Electric When looking at the oil

When looking at the oil sight glass side of the pump it will be the black cover to your right

The unit NO longer comes with the "breather" valve

Maximum rated speed: 1000 rpm

case cover

Hub and Riser for Hannay Reel model 1530-17-18 hand crank or electric

Hypro GS40GI Control Unit/Regulator Category_Pumps/Electric When looking at the oilSince the Hypro 9910 GS40GI regulator shares the same specifications as the AR GIC40 Regulator, with the exception of the seat material (GS40GI uses a viton valve seat, while the GIC40 uses a ceramic valve seat), it can be used on the Annovi Reverberi AR 30, AR 40, AR 50, AR 303, AR 403, AR 503 diaphragm pumps. Both regulators are interchangeable with one another.