RAASM: Air-operated stub pump compatible with oils, lubricants and other products. Aluminum upper body suction tube and carbon steel suction tube. Viton seals. Air inlet connection: ¼” NPT (f). Fluid outlet connection: ½” NPT (f). Air working pressure: 90-120 psi. Noise level: 81dB. Deliverable oil temperature: 14-122°F. Max Deliverable oil viscosity: 130 SAE. Suction tube external ø: 1.34”. Modular–customizable 1”. 5.3 GPM. 200 R 3:1 - 5.3 gpm.