PRM manufactures a standard float stem assembly for use in environmental systems. Bare Float stem assemblies are kept in stock for immediate delivery. Other Float Switches are also available: 3 Float Stem, 4 Stem Float, Side Mounted. Additional lead time needed to allow for build time. Features: Stem and Floats are 316 Stainless Steel Delrin® Retention Rings Industrially Hardened, Rated for Millions of Cycles Stem is 1/2”OD and Connection is 1/4”NPT (1/4" Connection only on Camlock option) All Assemblies come with 15’ Petroleum Resistant PVC Shielded Probe Cable. RoHS Compliant Float Stem Assembly Datasheet Float Stem Wiring Diagram PRM is not responsible for level control accidents and all floats should be tested for proper operation prior to deployment. Floats can have a specific gravity that allow them to float in different liquids, with a difference between water, gas, diesel, etc. The floats we use have a specific gravity of .557 SG.