Fuel-tank-ventilation for aircraft models

prusaprinters

<p>As an alternative to small brass pipes I developed this fuel-tank-ventilations for 6mm and 8mm tubes. The elbow fittings and the end-caps are standard push-in pneumatic couplers from Sanga (probably Festo and other manufacturers have similar parts). To connect the three printed parts you need three M3 x 25 mm Allen-head screws and 3 M3 self-locking nuts.</p><p>Assembly:</p><ol><li>Use part one as a template to cut/drill the holes for the screws and the elbow fitting into the fuselage covering.</li><li>press the elbow fitting into part 3 put part 2 on top of it and push the screws through part 3, 2 and the fuselage covering.</li><li>Place part 3 at the inner side of the fuselage on the screw-ends, put the M3 nuts on the screws and tighten the screws.</li><li>Connect the tube from the fuel-tank to the elbow-fittng.</li></ol><p>The end-cap is used to prevent fuel leaking from the tank-ventilation during transport and has to be removed before flight…&nbsp;</p><p>&nbsp;</p><p><a href="https://www.landefeld.de/artikel/de/winkel-steckanschluss-langer-8mm-stecknippel-iqs-standard/IQSLL%2080H">https://www.landefeld.de/artikel/de/winkel-steckanschluss-langer-8mm-stecknippel-iqs-standard/IQSLL%2080H</a></p><p><a href="https://www.landefeld.de/artikel/de/verschlusskappe-fuer-8mm-schlaeuche-iqs-standard/IQSC%2080">https://www.landefeld.de/artikel/de/verschlusskappe-fuer-8mm-schlaeuche-iqs-standard/IQSC%2080</a></p><p><a href="https://www.landefeld.de/artikel/de/winkel-steckanschluss-langer-6mm-stecknippel-iqs-standard/IQSLL%2060H">https://www.landefeld.de/artikel/de/winkel-steckanschluss-langer-6mm-stecknippel-iqs-standard/IQSLL%2060H</a></p><p><a href="https://www.landefeld.de/artikel/de/verschlusskappe-fuer-6mm-schlaeuche-iqs-standard/IQSC%2060">https://www.landefeld.de/artikel/de/verschlusskappe-fuer-6mm-schlaeuche-iqs-standard/IQSC%2060</a></p>