Spill Station 90° Projection Sign belt length 72 Type Pneumatic Diaphragm Pump Air Maximum of 5000 PSI Type Pneumatic Diaphragm Pump Air Exhaust Port Size (in) 3 4 Air Exhaust Port Thread Gender Female Air Exhaust Port Thread Type NPT Air Inlet Size (in) 1 2 Air Inlet Thread Gender Female Air Inlet Thread Type NPT Application Industrial Ball Material 316 Stainless Steel Center Section Material Aluminum Compatible Material Antifreeze 4 Max PSI 1800 MaxBar 120 Power EBHP 4 Bore Dia mm 15 Stroke mm 13 helps workers find supplies quickly and respond to spills effectively Molded plexiglass construction has prepunched holes and self sticking tape for mounting