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SIG - SIGA0066 SIGSIGRC67 SIGRC67 614380510679 0614380510679
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  Tech Notes

Accessories Needed

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SIG Kadet LT-40 Kit .40-.46,70"
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SIG Kadet LT-40 Kit .40-.46,70"
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Instruction Manuals: Manual 1 (5163 KB)
Tower Catalog Page: 40

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Tech Notes
This is the Glow Powered, Radio Controlled
Kadet LT-40 Trainer Airplane Kit by Sig.
Ideal for beginning Builders and Pilots.


Construction: Laser and die cut balsa and ply, Lite-Ply fuselage
Wing: One-piece with light wing loading for gentle flying
characteristics and slower speeds, spars made of spruce
Aileron Control: Single servo
Engine Mount: Two-piece composite plastic
Landing Gear: Prebent 0.16" (4mm) diameter steel wire, steerable nose
gear, 2.75" (70mm) diameter rubber main and nose gear wheels
Fuel Tank: 8oz (240cc)
Spinner: Yellow plastic 2" (51mm) diameter


Fuel Tank
Sig Spinner
All required Balsa, Plywood and Spruce Wooden Parts
Wheels and Landing Gear
Sig Easy Hinges
Engine Mount
CAD Drawn Plans
Instruction Manual
Hardware Pack


Radio: 4-Channel with 4 Standard Servos
Engine: .40-.46 cu in (6.5 - 7.5 cc) 2-stroke or
.40-.54 cu in (6.5 - 8.8 cc) 4-stroke
Covering: Three rolls
Prop, glow starter, fuel, building and field equipment


Wingspan: 70" (1778mm)
Wing area: 900 sq in (58.1 sq dm)
Length: 57" (1447mm)
Flying Weight: 5.5 - 6 lbs. (2490 - 2720g)
Wing Loading: 14 - 15.5 oz/sq ft (43 - 47 g/ sq dm)
Center of Gravity (CG):
3-1/2" (89mm) 27% of wing chord for beginners
3-7/8" (98mm) 30% of wing chord for intermediate flyers
4-1/4" (108mm) 33% of wing chord for experienced flyers
aft of leading edge of wing measured at the fuselage
Control Throws:
Elevator, up & down: 9/16" (13mm)
Rudder, left & right: 1" (25.4mm)
Ailerons, up & down: 3/8" (9mm)


If a replacement fuel tank is required, the DuBro S-8 8oz (DUBQ0208)
is an exact fit.

mgc 2/1/15
jxs 02/20/15

– If you need more information, use these SIG resources –
Phone: 641-623-5154   Postal Address:
PO BOX 520

Click here for Units of Measure Conversion Calculators

Accessories Needed
This is the Radio Controlled Kadet LT-40 Trainer Airplane Kit by Sig. FEATURES: Lite-Ply fuselage, fuel tank, spinner, decals, landing gear, wheels 1-pc wing, 2-pc composite engine mount REQUIRES: 4-ch radio, 4 standard size servos, AA cells .40-.46 2-stroke OR .40-.54 4-stroke engine, prop, fuel, covering, bldg & field equip.

Other Required Primary Accessories
(Not included in the list of items below)
Three 6-Foot Rolls of Covering

Accessories for the SIG Kadet LT-40 Kit .40-.46,70"

Primary Accessories Radio & Engine Equipment Building & Field Equipment Optional Accessories
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Qty Discount Available
4.99   In Stock
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Qty Discount Available
19.99   In Stock
 LXK135 Great Planes Easy Fueler Valve Glow
Qty Discount Available
13.99   In Stock
 LXNRJ9 Hobbico HydriMax NiMH 4C 4.8V 2000mAh Square AA Rx U
Qty Discount Available
20.99   In Stock
 LXL430 Hobbico Latex Foam Rubber 1/4"
Qty Discount Available
3.99   In Stock
 LXHY28 Top Flite 11x6 Power Point Propeller
Qty Discount Available
3.19   In Stock
 LXJUJ6 Tower Hobbies AA Slim Glow Starter
Qty Discount Available
10.99   In Stock
 LXRXC4 Tower Hobbies TOWER Power 10% Airplane Fuel Quart
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7.59   In Stock
Subtotal for this Group of Accessories: 85.72  
Click to Order all items listed in this Group of Accessories    Add this group of Accessories to Cart

Primary Accessories Radio & Engine Equipment Building & Field Equipment Optional Accessories

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