Atkinson Oil Co. Compound Steam Oil 680 – 30 ml | Model Steam Cylinder & Valve Lubricant for Small to Medium Engines – High-Temperature Film, Wet-Steam Protection

• MODEL-ENGINE READY – ISO 680 steam oil for small to medium model steam engines using displacement or mechanical lubricators.
• HIGH-TEMPERATURE FILM – Clings to cylinders and valves under heat and load to reduce wear and blow-by.
• WET-STEAM PERFORMANCE – Maintains a protective film in the presence of condensate for smoother, quieter running.
• RUST & CORROSION GUARD – Helps protect shafts, pistons, and valve gear after steaming sessions.
• DIY-SIZED BOTTLE – Handy 30 ml pack for bench boxes and trackside top-ups; minimal mess, easy dosing.

Keep your model steam engine running smoothly with Atkinson Oil Co. Compound Steam Oil 680. Blended for hobby use, this ISO 680 grade maintains a strong oil film on hot cylinders, slides, and valves, even when condensate is present. Expect easier starts, steadier beat, lower wear, and a cleaner finish after a run. The compact 30 ml size suits home workshops and portable steam days, giving you reliable performance without waste. How to Use Ensure the lubricator is clean and the engine is cool. Fill the displacement or mechanical lubricator with Steam Oil 680. Run the engine and check delivery; top up as needed on longer sessions. After steaming, wipe down exposed parts and cap the bottle tightly. Caution For model/industrial use only. Do not mix with other lubricants. Keep away from children. Avoid contact with eyes and prolonged skin exposure. Store sealed in a cool, dry place and dispose of waste oil responsibly.