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North American B-25J Mitchell

Down load the Brochure and Info/Price Sheet

This is one of the best build threads I have seen. Although it is not completed as we are waiting in the composites to be finished, it shows the assembly of the various components from the jig to a completed component; less the sheeting. The clients, his builder FR1BeeGee, Century Jet and several other are doing a great job making this into a fully supported model. Photos from the thread can be seen below.

Short Kit: Includes Plan Set, Construction Set, Construction Notes, Material List, laser cut wood parts [978]

 

Options:

1. Special hardware designed for this model are laser cut parts[101] from aircraft grade alum.

2 .Composite Set provided by Century Jet includes fiberglass framed vacuum formed greenhouse, windscreen, side gunner blisters, turret, tail gunner blister, as well as composite cowls, forward waist gun pods and tail cone.

3. Landing gear by Century Jet [Complete system includes sequencers, mains w/ brakes and nose wheel w/ steering.

 

 

General Information

Aircraft Designation:   North American B-25 Mitchell

Project Scale                          1:4

Wing Span                              202.750"         

Fuselage Length                     158.750"         

Flaps                                                   -45°

Ailerons                                   +25/-15°

Elevator                                   +25/-15°

Rudders                                  ±30°

Propulsion                               Electric or Gas

 

Fuselage Construction

             Fuselage is one piece w/ tail & center section of wings of nacelles attached

             Construction ~ 1/8" & 1/4" Birch & Liteply

             Stringers ~ 1/4" balsa on 1-3/4" CT

             Laser cut keels, backbone & side stringer of 1/8" & 1/4" Birch & Liteply

             Sheeting ~ 1/8" balsa w/ glass and epoxy resin over all surface

 

Wing Construction

            Two pieces ~ center section w/nacelles on fuselage

            Connections ~ CF tubing w/ Phenolic sleeves

            Ribs ~ 1/8" & 1/4" Balsa, Birch & Liteply

            LE ~ 1/4" Birch ply center section & 1/8" Liteply tip sections

            TE ~ 1/16" Birch ply center section, Tip flaps & ailerons 1/32" Birch ply tips

            Spars ~ CF tubes & "I" beam w/ 1/4" Liteply web w/ 1/8" Birch ply flanges

            Sheeting 1/8" balsa w/ glass & resin

 

Vertical & Horizontal Stabilizer Construction

            Ribs ~ 1/8" Balsa, Birch & Liteply

            LE ~ 1/8" Liteply

            TE ~ 1/32" Birch ply

            Spars ~ 1/4" Liteply webs w/ 1/16” birch ply flanges & CF tubes

            Covering ~ Balsa block dural noses w/ remainder fabric

 

Composites

Lots of support by Century Jet , the client's builder and others to get these huge plugs made. Molds are being feverishly worked on!

Left & right gun blisters, side gunner blisters, turret, & tail gun cone
Tail gunner Blister
Complete nose assembly, windscreen & greenhouse
Cowl
Wheel & Tire

BUILD PHOTOS

Photos are talen from the build thread reach vis the button at top of page. A great example of a fuselage being built on the atteched jig till the jig had to be remove tpo complete the bottom sheeting.

The assembly starts with a straight and ture jig on a FLAT surface!
Loaded with lots of parts!
Bore Sight?
Inner wing jig
Both inner wing jigs loaded
Wung tip assemb;ies.
Horizontal stablizer jig.
Horizontal stablizer assembled and vertical stablizers attached.
Horizontal stablizer fitted to fuselage!

Chick On Photo For Info

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