Features: Used to feed lubricants to pneumatic equipment and maintain a constant oil - to - air density over a wide range of flow - Fog/Micro Mist type, up to 50' pipe runs - The head is fitted with oil drop indicator, oil drop controller and oil filling plug - Designed for best performance with 32 - grade oil - Comes with NPT threads - Specifications: Connection Size: 3/4"" NPT - Max. Air Flow: 255 SCFM @ 90 PSI - Max. PSI: 290 PSI - Type: Vertical - Bowl Capacity: 6.8 fl. oz. - Bowl Material: Metal Bowl - Series: FRL400 - Manufacturer's Warranty: 1 Year Limited - Package Unit: Each - Weight: 0.716 kg - Packaged Length: 0.983 ft - Packaged Width: 0.333 ft - Packaged Height: 0.333 ft