TMDF-70 - FILLER BREATHERS WITH FILTER TMDV-DS70 - DOUBLE-VALVE PRESSURISED FILLER BREATHERS - Round headed filler breather, with vertical ribs for better grip , threaded connection. - Model TMDV-DS70: complete black with graphic "doublevalve" symbol. - Model TMDF/70: black body red lid and graphic symbol "fill oil". - Manufactured from Polyamide 66 ensuring high mechanical resistance at both low and higher temperatures ( max working temp. 100°C-212 F) ; oil resistant O-Ring seal 70 Shore - The polyurethane air filter is located under the lid, easy to remove clean and reinstall ; filtration degree 50 micron. - Inside there is a plastic safety device with a double-valve system ; set at 0.35 bar ( Ð 0.05 ) , suction valve set at around 0.05 bar. - This model is used on hydraulic applications where the airflow needs to be controlled in both directions, externally when internal overpressure is created and internally when, decreasing the fluid level and a vacuum is created. - The air filter protects the reservoir from dirt ingress and the safety valve protects from oil spillage in mobile or semimobile hydraulic applications
