This is a Oil Mist Filter from the M standard white series.
|Port Size||8 (1/4)|
|Port Thread||Blank (Rc)|
|Drain discharge||F1 (Auto-drain, manual override, normally closed, no pressure -> no exhaust)|
|Differential Pressure||Q2 (with differential pressure indicator)|
|Flow Direction||Blank (Standard flow - left -> right)|
|Pipe adaptor set||Blank (Not attached)|