IRC3445 Features: * LM Series Two Ball Piston Pump * Pump type: air operated, two - ball, double acting oil pump * Carbon steel pump * Ideal for pumping motor oil, gear oil, or transmission fluid * Simple, durable design allows for piston pump service by any owner or technician * Features stall-free, ice-free air motor & tough, durable housing to improve pump reliability * Increases durability by eliminating trip rods or push pins in our pump design * Simple self-service maintenance due to advanced design with 50pct fewer parts * Reduced service time. No special tools required to service pump in-line (3:1 pumps) * (-32-C = BSP thread) * 3:1 ratio * 3"" stroke * Drum size: 16 gallon * Air inlet (female) 1/4"" - 18 NPTF * Material inlet (female) 1.25"" - 11.5"" NPTF * Material outlet (female) 1/2"" - 14 NPTF * 150 p.s.i. (10.3 bar) of air inlet pressure range * 450 p.s.i. (31.0 bar) of fluid pressure range Dimensions: * Dimensions: 40.6"" H * 2"" diameter air motor