A hard plastic firewall to fit 28 mm outside diameter F5J electric glider fuselages. This is usually also the spinner diameter. Motor/gearbox mounting holes have been pre-drilled for the Reisenauer Micro-Edition gearbox with 3 holes on a 14 mm circle. This is also suitable for some Maxon 4.4:1 gearboxes.
Note the 27.2 mm dimension on these firewalls is the fuselage front
inside diameter i.e. the outside size less 2*fuse wall thickness
Reisenauer 28 mm Plastic Firewall Specifications |
Fuselage outside/spinner diameter |
28 mm |
Fuselage inside diameter |
27.2 mm |
Predrilled holes |
3 holes on a 14 mm circle |
Weight |
1.7 g |