42201-1
Deep-Sea Research Submarine
Building instructions
The building instructions are on the official LEGO website. We do not host any instructions ourselves; the link below takes you to the official page.
View building instructions on LEGO.com (opens an external website)This set on Rebrickable (opens an external website)
Parts list – 42201-1 Deep-Sea Research Submarine
121 lines, 423 pieces
| Image | Part | Name | Colour | Quantity | Note |
|---|---|---|---|---|---|
 | 78258 | Bar 2L with Stop in CenterBars, Ladders and Fences | Black | 2× | |
 | 25214 | Brick Round 1 x 1 Diameter Tube with 90 Degree Elbow (2 x 2 x 1) and Axle Holes (Crossholes) at Each EndBricks Round and Cones | Yellow | 6× | |
 | 3941 | Brick Round 2 x 2 with Axle HoleBricks Round and Cones | Medium Nougat | 1× | |
 | 17485 | Brick Round 2 x 2, Pin HolesBricks Round and Cones | White | 6× | |
 | 1871 | Brick Round Curved 1 x 1 x 1 1/3 Quarter DomeBricks Round and Cones | Black | 6× | |
 | 1871 | Brick Round Curved 1 x 1 x 1 1/3 Quarter DomeBricks Round and Cones | White | 6× | |
 | 61409 | Brick Sloped 18° 2 x 1 x 2/3 with 4 Slots / GrateBricks Sloped | Dark Bluish Gray | 2× | |
![Part 53923 Hinge Cylinder 1 x 2 Locking with 1 Finger and Axle Hole On Ends [No Side Slots] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6265704.jpg) | 53923 | Hinge Cylinder 1 x 2 Locking with 1 Finger and Axle Hole On Ends [No Side Slots]Hinges, Arms and Turntables | Light Bluish Gray | 2× | |
 | 34076 | Equipment Paint Roller Brush Handle Smooth HandleMinifig Accessories | Black | 2× | |
 | 4032a | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes | Medium Nougat | 1× | |
 | 4032a | Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)Plates Round Curved and Dishes | White | 6× | |
![Part 2654 Plate Round 2 x 2 with Rounded Bottom [Boat Stud] in Trans-Yellow](https://cdn.rebrickable.com/media/parts/elements/4214760.jpg) | 2654 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Plates Round Curved and Dishes | Trans-Yellow | 2× | |
![Part 2654 Plate Round 2 x 2 with Rounded Bottom [Boat Stud] in White](https://cdn.rebrickable.com/media/parts/elements/265401.jpg) | 2654 | Plate Round 2 x 2 with Rounded Bottom [Boat Stud]Plates Round Curved and Dishes | White | 3× | |
 | 18674 | Plate Special Round 2 x 2 with Center Stud (Jumper Plate)Plates Special | Black | 2× | |
![Part 10110645 Sticker Sheet for Set 42201-1 in [No Color/Any Color]](https://cdn.rebrickable.com/media/parts/photos/9999/10110645-9999-28a6f6eb-eddf-4fe5-a1f7-3c457ee9c519.jpg) | 10110645 | Sticker Sheet for Set 42201-1Stickers | [No Color/Any Color] | 1× | |
 | 32062 | Technic Axle 2 NotchedTechnic Axles | Red | 14× | |
 | 4519 | Technic Axle 3Technic Axles | Light Bluish Gray | 4× | |
 | 24316 | Technic Axle 3 with StopTechnic Axles | Reddish Brown | 2× | |
 | 6587 | Technic Axle 3 with StudTechnic Axles | Dark Tan | 1× | |
 | 3705 | Technic Axle 4Technic Axles | Red | 3× | |
 | 99008 | Technic Axle 4 with Centre StopTechnic Axles | Tan | 2× | |
 | 32073 | Technic Axle 5Technic Axles | Yellow | 9× | |
 | 15462 | Technic Axle 5 with StopTechnic Axles | Reddish Brown | 4× | |
![Part 59426 Technic Axle 5.5 with Stop [Rounded Short End] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4508553.jpg) | 59426 | Technic Axle 5.5 with Stop [Rounded Short End]Technic Axles | Dark Bluish Gray | 1× | |
 | 3706 | Technic Axle 6Technic Axles | Black | 1× | |
 | 44294 | Technic Axle 7Technic Axles | Light Bluish Gray | 1× | |
 | 32525 | Technic Beam 1 x 11 ThickTechnic Beams | Dark Bluish Gray | 3× | |
 | 32009 | Technic Beam 1 x 11.5 Double Bent ThickTechnic Beams | Yellow | 2× | |
 | 71710 | Technic Beam 1 x 15 Thick with Alternating HolesTechnic Beams | Dark Bluish Gray | 1× | |
 | 60483 | Technic Beam 1 x 2 Thick with Pin Hole and Axle HoleTechnic Beams | Dark Bluish Gray | 1× | |
 | 41677 | Technic Beam 1 x 2 ThinTechnic Beams | Blue | 4× | |
 | 32523 | Technic Beam 1 x 3 ThickTechnic Beams | Yellow | 2× | |
 | 32449 | Technic Beam 1 x 4 ThinTechnic Beams | Dark Bluish Gray | 4× | |
 | 11478 | Technic Beam 1 x 5 Thin with Axle Holes on EndsTechnic Beams | Black | 4× | |
 | 32524 | Technic Beam 1 x 7 ThickTechnic Beams | Black | 3× | |
 | 2391 | Technic Beam 1 x 7 Thick with Alternating HolesTechnic Beams | Dark Bluish Gray | 2× | |
 | 6629 | Technic Beam 1 x 9 Bent (6 - 4) ThickTechnic Beams | Yellow | 2× | |
 | 32271 | Technic Beam 1 x 9 Bent (7 - 3) ThickTechnic Beams | Black | 2× | |
 | 71708 | Technic Beam 2 x 3 L-Shape with Quarter Ellipse ThickTechnic Beams | Sand Blue | 6× | |
 | 32140 | Technic Beam 2 x 4 L-Shape ThickTechnic Beams | Dark Bluish Gray | 6× | |
 | 32056 | Technic Beam 3 x 3 L-Shape ThinTechnic Beams | Black | 4× | |
 | 32056 | Technic Beam 3 x 3 L-Shape ThinTechnic Beams | Yellow | 4× | |
 | 60484 | Technic Beam 3 x 3 T-Shape ThickTechnic Beams | Black | 2× | |
![Part 3167 Technic Beam 2 x 3 Thick [90° Offset Centre Beam Hole] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6475314.jpg) | 3167 | Technic Beam 2 x 3 Thick [90° Offset Centre Beam Hole]Technic Beams Special | Dark Bluish Gray | 1× | |
![Part 14720 Technic Beam 3 x 5 Thick [90° Offset Centre Beam Holes] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6396959.jpg) | 14720 | Technic Beam 3 x 5 Thick [90° Offset Centre Beam Holes]Technic Beams Special | Dark Bluish Gray | 1× | |
 | 4526 | Technic Beam Frame 3 x 13 with 1 Center Cross Beams, 2 Openings ThickTechnic Beams Special | Black | 2× | |
 | 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 3× | |
 | 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 1× | |
![Part 45590 Technic Axle Connector Double Flexible [Rubber] in Black](https://cdn.rebrickable.com/media/parts/elements/4198367.jpg) | 45590 | Technic Axle Connector Double Flexible [Rubber]Technic Connectors | Black | 2× | |
![Part 59443 Technic Axle Connector Smooth [with x Hole + Orientation] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4516546.jpg) | 59443 | Technic Axle Connector Smooth [with x Hole + Orientation]Technic Connectors | Dark Bluish Gray | 9× | |
![Part 42135 Technic Axle Connector with Axle Hole [Reinforced] in Black](https://cdn.rebrickable.com/media/parts/elements/6331716.jpg) | 42135 | Technic Axle Connector with Axle Hole [Reinforced]Technic Connectors | Black | 2× | |
 | 32034 | Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors | Dark Bluish Gray | 2× | |
 | 32034 | Technic Axle and Pin Connector Angled #2 - 180°Technic Connectors | Light Bluish Gray | 3× | |
 | 6536 | Technic Axle and Pin Connector PerpendicularTechnic Connectors | Light Bluish Gray | 3× | |
 | 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin HolesTechnic Connectors | Black | 2× | |
 | 42003 | Technic Axle and Pin Connector Perpendicular 3L with 2 Pin HolesTechnic Connectors | Yellow | 5× | |
 | 32184 | Technic Axle and Pin Connector Perpendicular 3L with Centre Pin HoleTechnic Connectors | Light Bluish Gray | 2× | |
 | 32291 | Technic Axle and Pin Connector Perpendicular DoubleTechnic Connectors | Black | 4× | |
![Part 69819 Technic Axle and Pin Connector Perpendicular Double Split [Reinforced] in Black](https://cdn.rebrickable.com/media/parts/elements/6349281.jpg) | 69819 | Technic Axle and Pin Connector Perpendicular Double Split [Reinforced]Technic Connectors | Black | 2× | |
![Part 42195 Technic Driving Ring Connector Smooth [2 Rounded and 2 Flat Side Walls] in Blue](https://cdn.rebrickable.com/media/parts/elements/6488702.jpg) | 42195 | Technic Driving Ring Connector Smooth [2 Rounded and 2 Flat Side Walls]Technic Connectors | Blue | 2× | |
 | 22961 | Technic Pin Connector Hub with 1 AxleTechnic Connectors | Black | 4× | |
![Part 65487 Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge] in Dark Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/6282144.jpg) | 65487 | Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge]Technic Connectors | Dark Bluish Gray | 4× | |
![Part 65487 Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge] in Yellow](https://cdn.rebrickable.com/media/parts/elements/6282151.jpg) | 65487 | Technic Pin Connector Hub with 1 Pin with Friction Ridges Lengthwise [Centered Friction Ridge]Technic Connectors | Yellow | 4× | |
 | 27940 | Technic Pin Connector Hub with 2 AxlesTechnic Connectors | Dark Bluish Gray | 3× | |
![Part 44874 Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes] in Black](https://cdn.rebrickable.com/media/parts/elements/6366229.jpg) | 44874 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes]Technic Connectors | Black | 1× | |
![Part 44874 Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes] in Red](https://cdn.rebrickable.com/media/parts/elements/6323573.jpg) | 44874 | Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes]Technic Connectors | Red | 1× | |
 | 11455 | Technic Pin Connector Perpendicular 2 x 4 Bent - Beam with 90 Hole Ø 4.8Technic Connectors | Black | 4× | |
![Part 18654 Technic Pin Connector Round 1L [Beam] in Blue](https://cdn.rebrickable.com/media/parts/elements/6392879.jpg) | 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Blue | 3× | |
![Part 18654 Technic Pin Connector Round 1L [Beam] in Yellow](https://cdn.rebrickable.com/media/parts/elements/6431481.jpg) | 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Yellow | 6× | |
![Part 62462 Technic Pin Connector Round [Slotted] in Black](https://cdn.rebrickable.com/media/parts/elements/4526982.jpg) | 62462 | Technic Pin Connector Round [Slotted]Technic Connectors | Black | 2× | |
![Part 62462 Technic Pin Connector Round [Slotted] in Yellow](https://cdn.rebrickable.com/media/parts/elements/4526983.jpg) | 62462 | Technic Pin Connector Round [Slotted]Technic Connectors | Yellow | 2× | |
 | 87408 | Technic Pin Connector Toggle Joint Smooth Double with Axle and Pin HolesTechnic Connectors | Black | 2× | |
 | 6589 | Technic Gear 12 Tooth BevelTechnic Gears | Tan | 2× | |
 | 32270 | Technic Gear 12 Tooth Double BevelTechnic Gears | Black | 10× | |
![Part 69779 Technic Gear 20 Tooth with Axle Hole [+ Opening] in Dark Azure](https://cdn.rebrickable.com/media/parts/elements/6396480.jpg) | 69779 | Technic Gear 20 Tooth with Axle Hole [+ Opening]Technic Gears | Dark Azure | 1× | |
 | 27938 | Technic Worm Gear ShortTechnic Gears | Dark Bluish Gray | 1× | |
 | 2459 | Technic Panel Car Mudguard Arched 9 x 2 x 3, Arched Top #42Technic Panels | Sand Blue | 2× | |
 | 24116 | Technic Panel Curved and Bent 6 x 3Technic Panels | Reddish Orange | 1× | |
 | 2403 | Technic Panel Fairing #10 Medium Triangle SmoothTechnic Panels | Sand Blue | 1× | |
 | 64681 | Technic Panel Fairing #5 Long Smooth, Side ATechnic Panels | Sand Blue | 1× | |
 | 64393 | Technic Panel Fairing #6 Long Smooth, Side BTechnic Panels | Sand Blue | 1× | |
 | 2387 | Technic Panel Fairing #7 3L Very Small Smooth, Side ATechnic Panels | Yellow | 3× | |
 | 2389 | Technic Panel Fairing #8 3L Very Small Smooth, Side BTechnic Panels | Yellow | 3× | |
 | 2395 | Technic Panel Fairing #9 Medium Triangle SmoothTechnic Panels | Sand Blue | 1× | |
 | 2438 | Technic Panel Round Corner 5 x 3 x 2 LeftTechnic Panels | Sand Blue | 1× | |
 | 2442 | Technic Panel Round Corner 5 x 3 x 2 RightTechnic Panels | Sand Blue | 1× | |
 | 11214 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L AxleTechnic Pins | Dark Bluish Gray | 2× | |
 | 11214 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L AxleTechnic Pins | Red | 7× | |
 | 18651 | Technic Axle Pin 3L with Friction Ridges Lengthwise and 2L AxleTechnic Pins | Black | 5× | |
 | 43093 | Technic Axle Pin with Friction Ridges LengthwiseTechnic Pins | Blue | 25× | |
 | 3749 | Technic Axle Pin without Friction Ridges LengthwiseTechnic Pins | Tan | 8× | |
 | 2736 | Technic Axle TowballTechnic Pins | Light Bluish Gray | 2× | |
 | 89678 | Technic Pin 1/2 with FrictionTechnic Pins | Red | 24× | |
 | 32002 | Technic Pin 3/4Technic Pins | Tan | 2× | |
 | 77765 | Technic Pin Long 3l with Stop and HoleTechnic Pins | Light Bluish Gray | 1× | |
![Part 65304 Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole] in Black](https://cdn.rebrickable.com/media/parts/elements/6321745.jpg) | 65304 | Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole]Technic Pins | Black | 17× | |
 | 42924 | Technic Pin Long with Friction Ridges Lengthwise, 1 Center SlotTechnic Pins | Blue | 7× | |
 | 39888 | Technic Pin Long without Friction Ridges, with Anti-Roll NotchTechnic Pins | Tan | 3× | |
 | 66906 | Technic Pin with Friction Ridges Lengthwise and Towball - Round Pin HoleTechnic Pins | Red | 2× | |
 | 61332 | Technic Pin with Friction Ridges Lengthwise with No Center SlotsTechnic Pins | Black | 32× | |
 | 3673 | Technic Pin without Friction Ridges LengthwiseTechnic Pins | Light Bluish Gray | 2× | |
 | 2723 | Technic Disc 3 x 3Technic Special | Dark Orange | 2× | |
![Part 48267 Technic Tooth 1 x 3 with Axle Hole [Hollow Underside] in Black](https://cdn.rebrickable.com/media/parts/elements/6288220.jpg) | 48267 | Technic Tooth 1 x 3 with Axle Hole [Hollow Underside]Technic Special | Black | 1× | |
 | 32005a | Technic Link 1 x 6 without StoppersTechnic Steering, Suspension and Engine | Black | 2× | |
![Part 61903 Technic Universal Joint 3L [Complete Assembly] in Light Bluish Gray](https://cdn.rebrickable.com/media/parts/elements/4525904.jpg) | 61903 | Technic Universal Joint 3L [Complete Assembly]Technic Steering, Suspension and Engine | Light Bluish Gray | 1× | |
 | 98138 | Tile Round 1 x 1Tiles Round and Curved | Trans-Yellow | 6× | |
![Part 16091 Steering Wheel Small, 2 x 2 [Reinforced] in Black](https://cdn.rebrickable.com/media/parts/elements/6057397.jpg) | 16091 | Steering Wheel Small, 2 x 2 [Reinforced]Transportation - Land | Black | 1× | |
 | 87751 | Propeller 7 Blade 6 DiameterTransportation - Sea and Air | Flat Silver | 3× | |
 | 42610 | Wheel 11 x 8 with Center GrooveWheels and Tyres | Light Bluish Gray | 1× | |
 | 68327 | Wheel 41 x 15Wheels and Tyres | Blue | 3× | |
 | 69320 | Windscreen 8 x 8 x 3 Dome with Dual 2 Fingers - 7 TeethWindscreens and Fuselage | Trans-Clear | 1× | |
| 78258 | Bar 2L with Stop in CenterBars, Ladders and Fences | Black | 1× | Spare |
| 3713 | Technic BushTechnic Bushes | Light Bluish Gray | 1× | Spare |
| 32123b | Technic Bush 1/2 Smooth with Axle Hole Semi-ReducedTechnic Bushes | Light Bluish Gray | 1× | Spare |
| 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Blue | 1× | Spare |
| 18654 | Technic Pin Connector Round 1L [Beam]Technic Connectors | Yellow | 1× | Spare |
| 89678 | Technic Pin 1/2 with FrictionTechnic Pins | Red | 1× | Spare |
| 32002 | Technic Pin 3/4Technic Pins | Tan | 1× | Spare |
| 61332 | Technic Pin with Friction Ridges Lengthwise with No Center SlotsTechnic Pins | Black | 1× | Spare |
| 3673 | Technic Pin without Friction Ridges LengthwiseTechnic Pins | Light Bluish Gray | 1× | Spare |
| 98138 | Tile Round 1 x 1Tiles Round and Curved | Trans-Yellow | 1× | Spare |