Graco 245694 Fire Ball 300 Series 25 50 Lb 50:1 Grease Package (Accu Shot Portable Pail Dispenser) stationary grease Air Inlet Size (in) 3 8 Mobile Steel Tanks and Lube Carts Air Inlet Size (in) 3 8 Air Inlet Thread Gender Female Air Inlet Thread Type NPT Application Industrial Compatible Material Grease Fluid Inlet Thread Gender Female Fluid Inlet Thread Type NPT Fluid Inlet Type Slotted Fluid Outlet Size (in) 1 4 Fluid Outlet Thread Gender Female Fluid Outlet Thread Type NPT Includes Fireball 300 50:1 Pump including oils Fewer Repairs: Fewer moving parts in the air motor assembly means less downtime and low repair cost Superior Sealing: Non metallic poppet valves offer positive sealing performance