Western Medica M1-540-PG Oxygen Regulator 0–100 PSI Adj Dual Gauge CGA-540
Key Specifications (per Western M1 series). Gas/Connection: Oxygen – CGA-540 nut & nipple inlet. Note on oxygen service: Unit hasnot been represented as cleaned for O₂ service by us. If required in your application, have it cleaned/inspected by a qualified technician before use.