Curtis 70124 57730

Curtis Oil Level Sight Glass Seal 70124 57730 Brand new Curtis Oil Level Gauge Sight Glass Seal. This sight glass seal is for the 70124 57700 Sight Glass on the Curtis E71 Model Two-Stage Pump. Specifications ? For use on the Curtis E71 Model Pump? Model #: 70124 57730? Length: 2 7/8" ? Width: 1 5/8"? Screw hole size: