Free tool

LEGO Missing Piece Checker

Rule out the usual hiding places first. If the piece really is gone, check the set piece by piece and leave with the element ID LEGO asks for, or a link to buy the part.

Submarine

Checking

L0002290 Submarine

70 pieces in 28 part and color combinations.

Before you call it missing

Builders who report a missing piece often find it in one of these places. Tick each one off as you look.

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Piece checklist

Technic Pins 17 pieces

  • Technic Pin with Friction Ridges Lengthwise with No Center Slots Black Part 61332 Element 6279875 ×4
  • Technic Pin Long with Friction Ridges Lengthwise, 1 Center Slot Blue Part 42924 Element 6299413 ×3
  • Technic Axle Pin 3L with Friction Ridges Lengthwise and 1L Axle Dark Bluish Gray Part 11214 Element 6015356 ×4
  • Technic Pin Long with Friction Ridges Lengthwise and Stop Bush [2 Lateral Holes, Small Pin Hole] Light Bluish Gray Part 65304 Element 6321747 ×4
  • Technic Pin 1/2 with Friction Red Part 89678 Element 6378120 ×2

Technic Connectors 16 pieces

  • Technic Axle Connector with Axle Hole [Reinforced] Black Part 42135 Element 6331716 ×3
  • Technic Axle and Pin Connector Angled #3 - 157.5° Black Part 32016 Element 6261386 or 4107082 ×2
  • Technic Pin Connector Hub with 2 Perpendicular Axles Black Part 10197 Element 6099801 or 6098801 ×4
  • Technic Axle and Pin Connector Angled #2 - 180° Bright Light Orange Part 32034 Element 6476812 ×2
  • Technic Axle Connector Smooth [with x Hole + Orientation] Light Bluish Gray Part 59443 Element 4512360 ×1
  • Technic Pin Connector Hub with 2 Pins with Friction Ridges Lengthwise [Small Squared Pin Holes] Light Bluish Gray Part 44874 Element 6321303 ×4

Technic Beams 10 pieces

  • Technic Beam 1 x 7 Thick with Alternating Holes Black Part 2391 Element 6435016 ×3
  • Technic Beam 1 x 5 Thick Bright Light Orange Part 32316 Element 6203256 or 4248239 ×3
  • Technic Beam 1 x 2 Thick with Pin Hole and Axle Hole Light Bluish Gray Part 60483 Element 6265089 or 6004888 ×4

Technic Axles 5 pieces

  • Technic Axle 4 with Stop Dark Bluish Gray Part 87083 Element 6083620 or 4560177 ×3
  • Technic Axle 3 Yellow Part 4519 Element 6130007 ×2

Technic Gears 5 pieces

  • Technic Gear 12 Tooth Double Bevel Black Part 32270 Element 4177431 ×2
  • Technic Gear 16 Tooth Reinforced [New Style] Light Bluish Gray Part 94925 Element 4640536 ×3

Bars, Ladders and Fences 4 pieces

  • Bar 1L with Clip [Cut Edges and One Side Hole] [Full Clip] Dark Bluish Gray Part 3484 Element 6439040 ×4

Technic Beams Special 3 pieces

  • Technic Beam 1 x 2 with Axle on Side Black Part 7244 Element 6542617 ×3

Bricks Round and Cones 2 pieces

  • Brick Round 2 x 2 x 2 Robot Body, Axle Holder '+' Orientation White Part 30361c Element 4194010 or 4164092 ×2

Technic Panels 2 pieces

  • Technic Panel Fairing #10 Medium Triangle Smooth Bright Light Orange Part 2403 Element 6513889 or 6476799 ×1
  • Technic Panel Fairing #9 Medium Triangle Smooth Bright Light Orange Part 2395 Element 6476798 ×1

Transportation - Sea and Air 2 pieces

  • Propeller 3 Blade 3 Diameter with Pin Hole Black Part 65768 Element 6371743 ×2

Animals / Creatures 1 piece

  • Animal, Fish [Hollow Stud Mouth] Orange Part 64648 Element 4623481 ×1

Plates Round Curved and Dishes 1 piece

  • Plate Special 1 x 2 Rounded with 2 Open Studs Light Bluish Gray Part 35480 Element 6248890 ×1

Technic Bushes 1 piece

  • Technic Bush Light Bluish Gray Part 3713 Element 6275844 or 6271817 ×1

Windscreens and Fuselage 1 piece

  • Windscreen 4 x 4 x 1 2/3 Canopy Half Sphere with Handle Trans-Light Blue Part 18990 Element 6514148 or 6268646 ×1

Tick each piece as you find it, or mark it missing.

When a piece really is missing

Ask LEGO

LEGO takes requests for pieces missing from a new set through its customer service site. The form asks for the set number and each piece's element ID, the number printed beside the piece in the parts list at the back of the instructions. This checker lists both.

Request a replacement from LEGO

Buy the piece

Mark a piece missing and your list links it to an eBay search for that part, which also covers pieces from older or second-hand sets.

Keep a record

Copy or download your missing list (the CSV opens in any spreadsheet), or print the whole checklist and tick pieces off on paper. Your marks stay in this browser, so you can check a big set over several sittings.