3D HANGARDIGITAL AIRCRAFT WORKSHOP

Transport 1829 · parts and equipment

Build guide

Bench-build revision: geometry and assembly details updated; physical fit, structural and flight testing remain outstanding.

Quantities are installed unless marked as workshop/fixture. Confirm the exact version, availability and delivered hardware before buying. Earlier generic gear/axle and regulator proposals are superseded below.

QuantityItemSpecificationSource
4MotorsOriginal SunnySky X2820-800 KV; do not substitute V3 mounting dimensionsManufacturer / specification
4Propeller hubsRamoser 4508, 8B four-blade hub for a 5 mm shaftManufacturer / specification
16Propeller bladesRamoser 200-8, four blades per hub, 200 mm propeller diameterManufacturer / specification
4ESCsSkywalker 60A V2, one per motor; isolate all four BEC positive leads from the receiverManufacturer / specification
2Drive batteriesGens ace GEA33004S45D, 4S 3300 mAh 45C with Deans connector; matched pair, maximum case 141 × 44 × 33 mmManufacturer / specification
8Control servosHS-85MG: two aileron, two flap, elevator, rudder, upper door and payload gate.Manufacturer / specification
1Ramp servoD954SW with compatible 25T commercial horn at 20 mm radius.Manufacturer / specification
2Standard servosD645MW for nose steering and cargo latch.Manufacturer / specification
1Receiver kitAR14410T SPMAR14410T with four included remotes, extensions and soft switch.Manufacturer / specification, Manufacturer / specification
2Receiver regulatorsHobbywing UBEC25A HV30606000; each 55×40.2×17.6 mm, 74 g. Both set 6.0 V. One per 4S propulsion pack.Manufacturer / specification
4Main wheelsDU-BRO275TL; buy two pair packs for four installed main wheels.Manufacturer / specification
1Nose wheel installedDU-BRO250TL; one installed, normally sold as a pair.Manufacturer / specification
5Wheel axles5/32 inch (3.96875 mm) steel; collars/washers; cut after fitting actual wheel and fork stack.Manufacturer / specification
1Nose kingpin5 mm steel, suitable bushings/collars and clamped steering arm; final stack measured.
3Door drive shafts3 mm steel with 0.4 mm continuous D-flat. Nominal 185 mm ramp, 181 mm upper door and gate; confirm complete stack.
4Latch pins3 mm steel plus springs/Bowden cables. Verify minimum 7 mm withdrawal and 6 mm engagement.
8Hatch magnets8 ×3 mm axial discs, four attracting pairs.
1Hatch turnbutton fastenerM3 screw about 10 mm, 0.5 mm washer and nyloc; choose actual engaged stack.
9Tail hingesDU-BRO standard nylon 16 ×28 mm, three per elevator half and three for rudder.
4Battery straps20 mm wide, two per pack; two full-area 2.6 mm insulating pads.
8ESC straps10 mm wide, two per ESC; 3 mm insulating pads.
2Throttle Y leadsOne for inner throttle pair and one for outer pair.
4Sideboard fastenersM3 bolts, nuts and washers at X240/X340 on each board.
2Eight-branch power collectorsEight short equal-length output+/− branches per regulator, merged to one IC3 pigtail. Retain every plug. No single servo/Y throat.Manufacturer / specification
2Source-side IC3 pigtailsSpektrum SPMXCA306, 4-inch 13 AWG battery-side connector. Verify mating receiver connector and polarity.Manufacturer / specification
4Regulator straps8 mm wide; two per regulator. Use 1.6 mm pads; leave cooling faces exposed.
12Service cover screwsM2×10, 5 mm OD washers, standard M2 nuts in revised ledge pockets. Four per cover.

For unchanged carbon/wood members, retaining hardware, servo linkage lengths and materials, also use the source cut lists and drawings linked in the build guide. Fit all actual ends before marking rods; do not treat a viewer centerline as a bare rod cut length.

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