The Brick Architect

Curve (403 parts)

Build streamlined or organic shapes using a rich palette of curved parts.

Curved parts are organized into subcategories based on the direction of the curve.

Parts curved on the horizontal plane are described as bricks, plates, or cylinders.

Parts curved relative to a vertical plane are curved, arch, or mudguards.

Parts curved in multiple dimensions are dishes, domes, and wedges.

Jump To:

Round (78)
Curved (93)
Arch (22)
Cylinder (16)
Cone (21)
Dish & Dome (46)
Ball (3)
Wedge (59)
Windscreen (20)
Mudguard (18)
Heart & Star (5)
Other Curved Parts (22)

Curve (403 parts)

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Round

Parts that are round or have rounded corners on a horizontal axis.

Round › Brick

Bricks which are curved along the horizontal plane.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1 Round Brick3062

1963-202664 years

1×1 Round Brick w/out Groove3062c

1955-196814 years

2×2 Round Brick3941

1979-202648 years

4×4 Round Brick w/ Pin Hole87081

2010-202617 years

1×1×6 Round w/ Square Base43888

2003-202624 years

Minifigure Head3626

1975-202652 years

4×4 Round Brick w/ Recess68325

2020-20267 years

1×1 Brick w/ Ø2 Round Corner7532

2×2 Brick w/ Ø4 Round Corner (Macaroni)85080

1955-202672 years

3×3 Brick w/ Ø6 Round Corner (Medium Macaroni)5152

2024-20263 years

4×4 Brick w/ Ø8 Round Corner (Large Macaroni)48092

2004-202623 years

4×4 Brick, Ø8 ¼-Circle2577

1990-202536 years

5×5 Ø10 Round Corner Brick w/ Recess5532

2024-20263 years

2×2×11 Round w/ Square Base75347

1994-201522 years

Round › Plate

Plates that are curved on a horizontal plane.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1 Plate, Round6141

1980-202647 years

1×1 Round Plate w/ Hole85861

2009-202618 years

1×2 Plate w/ Ø1 Rounded Ends35480

2018-202710 years

1×3 Plate w/ Ø1 Rounded Ends77850

2023-20264 years

1×4 Plate w/ Ø1 Rounded Ends77845

2023-20264 years

Ø1⅖ w/ 1-Stud (Saucer)38799

2022-20265 years

2×2 Round Plate w/ Axle Hole4032

1980-202647 years

2×2 Round Tile w/ Pin Hole15535

2013-202614 years

2×2 Round Jumper Plate18674

2015-202612 years

1×2 Ø2 ½-Circle w/ Jumper Plate1745

2022-20265 years

3×2 Plate w/ Ø2 Rounded End, Pin Hole3176

1966-202762 years

4×4 Round Plate w/ Pin Hole60474

2008-202619 years

4×4 Round Plate w/ 2×2 Round Cutout11833

2012-202615 years

2×2 Plate w/ Ø4 ¼-Circle7904

3×3 Plate w/ Ø4 Rounded Corner30357

1999-202628 years

2×6, Ø4 Plate w/ 2-Rounded Corners 18980

2015-202612 years

4×6, Plate w/ Ø4 Rounded Ends3766

2024-20263 years

8×8 Plate w/ Ø4 Rounded Corners65140

2021-20244 years

6×6 Round Plate11213

2013-202614 years

3×6 Plate Ø6 ½-Circle w/ 1×2 Cutout18646

2015-202612 years

8×8 Round Plate74611

2021-20266 years

8×8 Round Plate w/ 4-Studs6177

1994-202532 years

8×8 Round Plate w/ 6×6 Round Cutout8083

4×4 Plate, Ø8 ¼-Circle30565

2001-202626 years

4×8, Ø8 ½-Circle Plate22888

2016-202611 years

6×6, Ø8 Corner Plate6003

1992-202635 years

8×8, Ø8 Plate w/ Rounded End41948

2019-20279 years

10×10, Ø8 Plate w/ Rounded End80031

2022-20265 years

2×2, Ø2 Corner Plate w/ 1×1 Cutout79491

2021-20266 years

2×4, Ø2 Corner Plate w/ 1×2 Rectangular Cutout7531

3×3, Ø4 Corner Plate w/ 2×2 Curved Cutout68568

2020-20267 years

5×5, Ø8 Corner Plate w/ 4×4 Curved Cutout80015

2022-20265 years

5×8, Ø8 Half Circle Plate w/ 4×6 Curved Cutout7961

5×5, Ø10 Corner Plate w/ 2×2 Square Cutout 8008

4×4 Plate w/ Ø6 3×3 ¼-Circle Cutout35044

2018-20269 years

2½×2 Ø1 Corners w/ Ext.5518

2024-20263 years

Round › Blate

Blates which are curved along a horizontal plane.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

3×4×⅔, Ø2 2-Rounded Corners3263

2023-20264 years

4×4×⅔, Ø2 w/ Rounded Corners66792

2020-20267 years

4×4×⅔, Ø2 Rounded Corners, 2×2 Cutout79387

2021-20266 years

4×6×⅔, Ø4 Blate w/ 2-Rounded Corners89681

2022-20265 years

6×6×⅔, Ø4 w/ Rounded Corners66789

2020-20267 years

8×4×⅔, Ø4 Blate w/ 2-Rounded Corners73832

2021-20266 years

8×8×⅔, Ø4 w/ Rounded Corners66790

2020-20267 years

8×16×⅔, Ø4 Blate w/ Rounded Corners5251

2025-20262 years

8×16×⅔, Ø8 Blate w/ 2-Rounded Corners74166

2021-20255 years

Round › Tile

Tiles which are curved along a horizontal plane.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1 Tile, Round98138

2011-202616 years

1×1 Tile w/ Ø1 Rounded End24246

2016-202712 years

1×2 Tile w/ Ø1 Rounded Ends1126

2022-20276 years

2×2 Tile, Round14769

1983-202644 years

2×2 Tile w/ Ø2 Rounded End5520

2024-20263 years

2×3 Tile, Ø2 Rounded Ends7853

2×4 Tile, Ø2 Rounded Ends66857

2020-20267 years

1×1 Tile, Ø2 ¼-Circle25269

2016-202611 years

1×2 Tile w/ Ø2 ½-Circle1748

2022-20265 years

2×2 Tile w/ 2 Ø2 Cutouts3396

2023-20264 years

3×3 Tile, Round67095

2020-20267 years

6×6 Tile, Round7212

2025-20262 years

6×8 Tile w/ Ø6 Rounded Ends65474

2022-20265 years

3×4×⅔ Tile, Mickey Mouse74169

2021-20233 years

2×2 Tile, Ø4 Corner w/ 1×1 Ø2 Cutout27925

2017-202610 years

3×3 Tile, Ø6 Corner w/ 2×2 Ø4 Cutout79393

2021-20266 years

4×4 Tile, Ø8 Corner w/ 3×3 Ø6 Cutout27507

2017-202610 years

4×4×⅔ Tile w/ Ø2 Rounded Corners68869

2020-20267 years

2×2 Tile, Inverted3567

2023-20264 years

Curved

These parts are curved on a single vertical axis.

Curved › 1× Curve, Dbl. (Ø1)

A collection of (Double) Curves with a 1-stud diameter when viewed from the side.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1×⅔ Curved Double49307

2019-20268 years

1×2×⅔ Curved Double3563

2023-20264 years

1×4×⅔ Curved Double79756

2022-20265 years

2×2×⅔ Curved Double, Corner79757

2022-20265 years

1×1×⅔ Curved Double w/ Rounded End7818

Curved › 1× Curve (Ø2)

Parts that have a curve that goes up the height of one brick in the distance of 1-stud.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1×1 Curved ¼ Dome5848

2025-20262 years

1×1×1⅓ Curved ¼ Dome1871

2023-20264 years

1×1 Curved7126

2024-20263 years

1×2×1 Curved37352

2018-20269 years

1×2×1 Curved w/out Stud Holder (Hollow)7134

2025-20262 years

1×4×1 Curved5849

1×4×1⅓ Curved10314

1994-202633 years

2×1×1 Curved w/ Cutout5841

2025-20262 years

2×1×1⅓ Curved w/ Cutout6091

1992-202635 years

2×2 Curved w/ Cutout5854

2×4×1 Curved w/ Cutout5842

2025-20262 years

2×4×1⅓ Curved w/ Cutout6081

1992-202534 years

2×2 Curved Corner5846

2025-20262 years

2×2×1⅓ Curved Corner w/ Cutout67810

2020-20267 years

3×2×1 Curved w/ 4-Studs6215

1995-202632 years

1×4×1⅓ Curved w/ 2-Corners4045

2023-20264 years

2×2 Curved Dbl. w/ 2-Studs30165

1998-202629 years

2×4 Curved Dbl.6192

1994-202633 years

1×2 Curved, Inverted5847

2×2 Curved, Inverted w/ Cutouts1750

2022-20265 years

2×2 Curved, Inverted6826

2025-20262 years

4×2 Curved, Inverted5853

2×4 Curved Double, Inverted5174

2024-20263 years

2×4×2 Double4744

1985-200925 years

2×2×1 Curved Corner, Inverted w/ Cutout7512

Curved › 2×2 Curve (Ø4)

Parts that have a curve that goes up the height of 1⅔-bricks in the distance of 2-studs.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×1×1⅔ Curved w/ Cutout5907

2024-20263 years

2×2×1⅔ Curved w/ Cutout7527

1×3×1⅔ Curved5843

2025-20262 years

1×3×2 Curved6005

1995-202632 years

1×6×2 Curved, Double6183

1994-202633 years

1×3×2 Curved33243

2002-202625 years

Curved › 2×⅔ Curve (Ø7⅓)

Parts that have a curve that goes up 2/3 of a brick in the distance of 2-studs.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×1×⅔ Curved11477

2013-202614 years

2×2×⅔ Curved15068

2014-202613 years

4×1×⅔ Curved, Double93273

2011-202616 years

2×4×⅔ Curved88930

2008-202619 years

4×3½×1 Curved, Double w/ 3-Steps66955

2020-20267 years

2×1×⅔ Curved, Inverted24201

2016-202611 years

2×2×⅔ Curved, Inverted32803

2017-202610 years

4×2×⅔ Curved, Double7547

2025-20262 years

Curved › 3×1 Curve (Ø10)

Parts that have a curve that goes up the height of one brick in the distance of 3-studs.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

3×1 Curved50950

2005-202622 years

3×2 Curved24309

2016-202611 years

4×6 Curved, Double78522

2022-20265 years

4×1 Curved, Inverted w/ Cutouts13547

2013-202614 years

Curved › 4×1 Curve (Ø16⅔)

Parts that have a curve that goes up the height of one brick in the distance of 4-studs.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

4×1 Curved61678

2007-202620 years

4×2 Curved93606

2011-202616 years

6×1 Curved w/ 2-Studs42022

2002-202625 years

6×2 Curved 2/ 4-Studs44126

2003-202624 years

6×1 Curved, Inverted42023

2002-202625 years

Curved › 8×1 Curve (Ø64)

Parts that have a curve that goes up the height of one brick in the distance of 8-studs.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

8×2 Curved42918

2019-20268 years

10×1 Curved13731

2009-202618 years

Curved › 3×2 Curve

The Curved section is only 3-studs wide to allow for a row of studs on the top.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

8×8×2 Curved, Double54095

2006-202419 years

2×8×2 Curved, Double11290

2013-202614 years

4×4×2 Curved w/ 4-Studs, 2-Pin Holes61487

2008-202417 years

8×8×2 Curved Double, Inverted54091

2006-202621 years

2×8×2 Curved Double, Inverted11301

2013-202614 years

Curved › Other

Curved parts with a different radius, or other less common attributes.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

3×1×⅔ Curved w/ Cutout7302

2025-20262 years

3×4×⅔ Curved w/ Cutout8235

5×8×⅔ Curved71771

2021-20255 years

5×8×⅔ Curved w/ 4-Studs15625

2014-20229 years

4×1×1⅔ Curved w/ Cutout3573

2023-20264 years

4×4×1⅔ Curved w/ Cutout7249

2025-20262 years

4×6×1⅔ Curved7652

1×4×2⅓ Curved5844

1×4×2⅔ Curved65734

2020-20267 years

1×5×3⅓ Curved w/ Curved Cutout, 1-Stud5845

2024-20263 years

1×6×3⅓ Curved w/ Curved Cutout, 2-Studs6060

1992-202534 years

6×1 Curved6801

2025-20262 years

8×1×1⅔ Curved7217

2025-20262 years

1×12×5 Double6184

1994-200411 years

1×3×1⅓ Brick w/ Round Ends, 2-Studs35477

2021-20222 years

Curved › Inverted

Parts with a curve along the bottom edge.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×2 Inverted, Corner4190

2023-20264 years

2×6 Inverted6806

2025-20262 years

3×3 Curved Corner, Inverted73682

2021-20266 years

Curved › Curved Panel

Panel elements that are curved.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×8×4 Panel w/ Ø4 Corners, Cutout7323

2025-20262 years

6×2×2 Curved w/ Handle92474

2011-202616 years

8×4×2 Curved w/ 2-Click Hinges46413

2003-202321 years

3×4×3 Curved Panel w/ Hinge18910

2015-202612 years

3×4×6 Panel w/ Curved Top2571

1990-202637 years

5×6×3⅓ Curved Panel5065

2024-20263 years

5×8×3⅔ Curved Panel w/ 2-Axle Holes76798

2021-20233 years

Ramp Loop 30° Section77823

2022-20232 years

8×8×4 Ramp, Concave75538

2021-20266 years

8×11 Ramp Base77822

2022-20254 years

4×4×13, ⅛-Balloon Panel w/ Clip18969

2015-202612 years

10×4×13 Panel, Curved w/ 2-Bars, 4-Studs65783

2020-20245 years

Curved › Hull

Curved elements used for a ship's hull.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

16×10×3 Boat Hull, Bow / Stern64645

2009-202517 years

16×13×2 Hull, Bow / Stern Base64651

2009-202517 years

8×16×2⅓ Hull, Middle95227

2011-202515 years

Arch

An arch is a curve that spans an opening.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1984-202643 years

1976-202651 years

1×4×2 Arch6182

1994-202633 years

1972-202655 years

1×6×2 Arch15254

1971-202656 years

1×8×2 Arch16577

1971-202656 years

1×12×3 Arch18838

1993-202634 years

1×2 Dbl. ½-Arch38583

2018-20269 years

1½×1½×1 Dbl. ½-Arch38585

2018-20269 years

1×8 Curved w/ Arch50967

2005-202319 years

1×3×2 ½-Arch5850

2025-20262 years

1×4×3 ½-Arch80543

2022-20265 years

1×5×2 ½-Arch3572

2023-20264 years

1×5×4 ½-Arch14395

1986-202641 years

1×3×2 ½-Arch, Pointed88292

2010-202617 years

1×3×3 ½-Arch, Pointed13965

2013-202614 years

1×2 ½-Arch, Inverted78666

2021-20266 years

1×3×2 ½-Arch, Inverted18653

2015-202612 years

1×5×4 ½-Arch, Inverted30099

1997-202630 years

1×3×1 ½-Arch, Inverted w/ Cutout70681

2021-20266 years

1×4×6 Arch w/ 2-Round-Pillars40066

2019-20268 years

3×6×5 Arch w/ Pillars, Ornamented30613

2001-202222 years

Cylinder

Cylinders have just one wall and are curved relative to a horizontal plane.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×5½ Cylinder w/ Handle87617

2010-202617 years

1×2 Brick, Ø2 ½-Circle68013

2020-20267 years

3×3×2 Round w/ Recess, 4-Studs, Axle Hole73111

2021-20266 years

2×2×5 Ø4 ¼-Cylinder30987

2017-202610 years

2×4×2 Ø4 ½-Cylinder24593

2016-202611 years

2×4×4 Ø4 ½-Cylinder6259

1995-202531 years

2×4×5 Ø4 ½-Cylinder w/ Cutout85941

2009-202618 years

3×3×5 Ø4 ¼-Cylinder w/ 2-Bows60373

2019-20268 years

3×6×6 Ø6 ½-Cylinder87926

2010-202617 years

3×3×2 Ø6 ¼-Cylinder3535

2023-20264 years

4×4×3 Ø8 ¼-Cylinder4041

2023-20264 years

4×4×6 Ø8 ¼-Cylinder30562

2001-202626 years

3×6×2⅔ Cylinder, Horizontal w/ Cutouts93168

1999-201820 years

6×6×3⅓, Ø4 Rounded Cylinder (Warp Pipe)66787

2020-20245 years

4L Ø4 Tube, Straight49736

2020-20256 years

Ø4 Tube, 45° Curved49737

2020-20256 years

Cone

Cones have a circular base and come to a point on the top.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1×⅔ Cone (Fez)85975

2009-202618 years

1985-202642 years

1½×1½×⅔ Cone33492

2019-20268 years

2×2 Cone, Truncated98100

2013-202614 years

2×2×2 Cone3942

1979-202648 years

3×3×2 Cone6233

1995-202632 years

4×4×2 Cone3943

1979-202648 years

4×4×2 Cone, Hollow4742

1985-202642 years

4×2×3 ½-Cone38317

2018-20269 years

8×4×6 ½-Cone47543

2004-202623 years

10×5×6 ½-Cone29096

2017-202610 years

2×2×3 Cone, Jagged28598

2017-20259 years

2×4×4 ½-Cone w/ Roof Tiles35563

2018-20269 years

4×8×6 ½-Cone w/ Roof Tiles1746

2022-20254 years

1×1 w/ Fins4588

1984-202643 years

2×2×2 w/ Fins4591

1984-201229 years

3×3×3 Cone, Paraboloid1744

2022-20265 years

6×3×6 ½-Cone, Paraboloid18909

2015-202612 years

3×3×6 ¼-Cylinder w/ Curved Top6059

1992-202635 years

1×1 Cone, Inv. w/ Bar (Ice Cream Cone)11610

2013-202614 years

2×2×2 Cone, Inverted49309

2019-20268 years

Dish & Dome

Dishes and domes are curved elements that look like the top of a sphere.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1985-202642 years

2003-202624 years

1979-202648 years

4×4×⅔ Dish65138

2021-20266 years

2002-202625 years

6×6 Dish, Radar4285

1982-202645 years

1979-202648 years

10×10 Dish50990

2005-202622 years

2×2×⅔ Curved Corner w/ Cutout5852

2025-20262 years

2×2×1⅔ Curved Corner w/ Cutout5906

2024-20263 years

3×3 Curved Corner w/ Cutout76797

2021-20266 years

3×6 Curved, ½-Circle6957

2×2 Round Corner5924

2025-20262 years

3×3 Round Corner65617

2020-20267 years

4×4 Round Corner5651

2024-20263 years

5×5 Round Corner24599

2016-202611 years

6×6 Round Corner, 33° Slope95188

2011-202616 years

10×10 Round Corner, 33° Slope58846

2007-202620 years

4×4 Round Corner, 45° Slope5649

2024-20263 years

5×5 Round Corner, 45° Slope76795

2021-20266 years

6×6×2 Corner87559

2010-202617 years

1½×1½×⅔ Dome20952

2019-20268 years

Fishbowl Helmet51283

2020-20267 years

2×2×2 Globe30106

1997-202630 years

1×1×⅔ Dome6908

2025-20262 years

1999-202628 years

2×2×1⅔ Dome30151

1998-202629 years

2×2×2 Dome w/ Crystal Facets on Top5331

2×2 Sphere w/ Stud20953

2019-20268 years

2×2 Hemisphere w/ Cutout61287

2009-202416 years

3×3×1⅓ Dome49308

2019-20268 years

4×4×1 Dome w/ 2×2 Recess79850

2021-20266 years

4×4 Hemisphere86500

2009-202618 years

3×3×1⅔ ¼-Dome, Panel8135

3×3×2 ¼-Dome88293

2010-202617 years

6×3×2⅓ ½-Dome7202

2025-20262 years

4×4×2⅔ ¼-Dome49612

2019-20268 years

5×5×3⅓ ¼-Dome76776

2023-20264 years

4×4×1⅔ Hemisphere w/ Bar18990

2015-202612 years

6×6 Dish w/ Handle18675

2016-202611 years

Ø16 ¼-Dome Panel w/ Bars (Windscreen)87375

2022-20265 years

Hemisphere w/ Stud, 3-Ribs50018f

2019-20224 years

2×2 Dome, Inverted w/out Studs15395

2014-202613 years

2×2 Dome, Inverted w/ Studs24947

2016-202611 years

6×6×3 Hemisphere w/ 2-Click Hinges52979

2020-20267 years

7×7 Dome, Flat w/ 2-Pin Holes1974

2023-20264 years

Ball

Balls are spheres made out of LEGO.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

Ball, Soccer72824

2013-202311 years

Ball, Bionicle (Zamor Sphere)54821

2006-202318 years

2016-202611 years

Wedge

Curved wedges are curved on multiple axes at the same time.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×1 Wedge, Curved Right29119

2017-202610 years

2×1 Wedge, Curved Left29120

2017-202610 years

2×2 Wedge, Ø2 End7037

2025-20262 years

4×1 Wedge, Curved Right5414

2024-20263 years

4×1 Wedge, Curved Left5415

2024-20263 years

2×2 Wedge, Curved66956

2020-20267 years

2×2 Wedge, Curved Left5095

2024-20263 years

2×2 Wedge, Curved Right5093

2024-20263 years

10×4×⅔ Wedge w/ Cutout (Mudguard)3166

2023-20264 years

3×2 Wedge, Curved Right80178

2022-20265 years

3×2 Wedge, Curved Left80177

2022-20265 years

3×2×1⅔ Wedge, Curved w/ Cutout, Right7520

3×2×1⅔ Wedge, Curved w/ Cutout, Left7519

3×4 Wedge, Curved64225

2009-202618 years

4×2 Wedge, Curved Right6929

2025-20262 years

4×2 Wedge, Curved Left6930

2025-20262 years

4×4 Wedge, Curved47753

2004-202623 years

6×2 Wedge, Curved Right w/ 2-Studs41747

2002-202625 years

6×2 Wedge, Curved Left w/ 2-Studs41748

2002-202625 years

6×4 Wedge, Curved w/ 4-Studs43712

2003-202624 years

8×4 Wedge, Curved5382

2024-20263 years

10×3 Wedge, Curved Right w/ 2-Studs50956

2005-202622 years

10×3 Wedge, Curved Left w/ 2-Studs50955

2005-202622 years

12×3 Wedge, Curved Right w/ 4-Studs42060

2002-201716 years

12×3 Wedge, Curved Left w/ 4-Studs42061

2002-201716 years

16×4 Wedge, Curved w/ 10-Studs45301

2003-202119 years

8×3×2 Wedge, Curved Right w/ 2-Studs41749

2002-202625 years

8×3×2 Wedge, Curved Left w/ 2-Studs41750

2002-202625 years

8×6×2 Curved w/ 4-Studs, 3-Pin Holes41751

2002-202625 years

3×2 Curved, Right6823

2025-20262 years

3×2 Curved, Left6822

2025-20262 years

4×1 Curved, R.7205

2025-20262 years

4×1 Curved, L.7206

2025-20262 years

10×2×2 Wedge, Curved Right w/ 1-Stud77182

2021-20266 years

10×2×2 Wedge, Curved Left w/ 1-Stud77180

2021-20266 years

10×6×2 Curved w/ 8-Studs, 3-Pin Holes45705

2003-202624 years

2×2 Recessed Sides44675

2003-201715 years

4×3 Curve w/ Cutout47755

2005-202521 years

6×2 Wedge Curve, Inverted, Left41765

2002-202625 years

6×2 Wedge Curve, Inverted, Right41764

2002-202625 years

6×4 Wedge Curve, Inverted43713

2003-202624 years

10×6×2 Cockpit, Wedge, Curved Inverted47406

2004-202522 years

6×10 Fuselage, Inverted87611

2010-202314 years

6×8 Fuselage, Inverted11295

2013-202513 years

6×8 Fuselage, Inverted w/ 2-Pin Holes5123

2024-20263 years

6×10 Curved, Plane Top87615

2010-202617 years

8×12×2 Curved, Plane Top (Fuselage) w/ Cutout67245

2020-20234 years

4×5×1⅔ Domed Curve (Armor)85834

2022-20265 years

4×2×1⅓ w/ 1×4 Base93589

2012-20187 years

2001-202626 years

2×2×⅔ Curved End47457

2004-202623 years

1×2×⅔ Wing End47458

2004-202623 years

2×2×⅔ Curved w/ Lip End41855

2002-20065 years

2×3×⅔ Wing End, 2-Studs47456

2004-202623 years

2×5 Slope, 8-Studs79897

2022-20265 years

3×4×⅔ Curved Roof93604

2012-202615 years

4×4×⅔ Wedge Roof45677

2003-202624 years

4×6×⅔ Wedge Roof52031

2005-202622 years

4×6×⅔ Quad Roof98281

2012-202615 years

Windscreen

Wedge-shaped curved parts that are 1-unit thick and typically produced using translucent plastic.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

2×4×1⅓ Curved Panel30841

2018-20247 years

4×5×1⅔ Windscreen, Curved7613

2×4 Windscreen, Curved81911

2022-20265 years

3×6 Windscreen, Curved35299

2008-202619 years

4×8 Windscreen, Curved7207

2025-20262 years

5×4×1⅔ Windscreen, Curved18972

2015-202511 years

6×6×1⅓ Windscreen, Curved w/ 2-Studs65633

2022-20265 years

6×6×1⅔ Windscreen, Curved65632

2020-20256 years

6×4×1⅓ Windscreen, Ø4 End18973

2015-202511 years

4×6×1⅓ Windscreen, Ø4 End3384

2023-20264 years

6×6×1⅓ Windscreen, Ø6 End3383

2023-20264 years

6×8×2 Windscreen, Ø8 End w/ 6-Studs7664

5×6×2 Windscreen, Curved61484

2008-202619 years

6×4×2⅓ Bubble Canopy w/ Bar87752

2010-202617 years

8×4×2 Windscreen, Curved Wedge w/ Handle23448

2016-20238 years

8×4×2 Windscreen, Curved Wedge w/ Handle, 4-Studs92579

2011-202616 years

7×4×2 Windscreen, Round Wedge w/ Handle92279

2011-202616 years

6×7×1⅓ Windscreen, Curved w/ 2-Studs80222

2022-20265 years

6×8×2 Windscreen, Curved5274

2024-20263 years

6×7×2⅔ Windscreen, Curved Wedge92832

2022-20254 years

Mudguard

Mudguards are curved on a vertical plane and often found around wheels on a vehicle.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

3×2½×1 Mudguard49097

2019-20268 years

4×2½×2 Mudguard50745

2005-202622 years

4×2½×1 Mudguard98282

2012-202615 years

4×3×1⅔ Arch Mudguard1846

2023-20264 years

4×2½×2 Arch Mudguard3387

2023-20264 years

4×2½×2 Arch Mudguard w/ Curved Bottom35789

2018-20269 years

4×2½×2⅓ Arch Mudguard18974

2015-20239 years

1½×6×1 Arch Mudguard62361

2008-202619 years

4×3×1 Mudguard28326

2017-202610 years

3×4×1⅔ Curved98835

2013-202614 years

2×4 Mudguard, Flared41854

2002-202625 years

2×4 Mudguard, Overhanging44674

2003-202624 years

3×4×⅔ Wedge w/ Cutout11291

2012-202615 years

2×4 Mudguard w/ 2-Headlights93590

2012-202211 years

1×4½ Mudguard50947

2005-202521 years

2×4 Mudguard60212

1978-202649 years

2×4 Mudguard, Angled3787

1978-200427 years

Suspension w/ Fender, Axle Hole (Formula 1)6813

2025-20262 years

Heart & Star

A selection of parts that are shaped like a ❤️ or a ⭐.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

1×1 Tile, Heart39739

2019-20268 years

3×3 Plate, Heart39613

2019-20268 years

6×6 Plate, Heart46342

2019-20257 years

1×1 Star w/ Round Base3498

2013-202614 years

4×4×⅔ Star w/ 2×2 Round Base39611

2019-20268 years

Other Curved Parts

Other curved parts which do not fit well in any other category.

Part Name(Part Number)

Overall
Rank

# Pieces(Rank)

# Sets(Rank)

# Colors(Rank)

Years
Produced

Light Cover (Bionicle Eye)58176

2007-202620 years

2012-202615 years

1×1 Round w/ Twist (Poop)53119

2019-20268 years

1×1 Round, Swirled Top15470

2014-202613 years

2×2 Round, Curved Inverted Tile (Boat Stud)2654

1991-202636 years

2×2 Round w/ 4-Roots5256

2024-20263 years

2×2 Round Brick w/ 8-Spikes27266

2017-202610 years

2×2×2 Round Support3940

1979-202648 years

2×2 Cake Frosting65700

2020-20267 years

4×4 Cake Frosting65702

2020-20267 years

2×2 Round w/ Rotation Stem40145

2019-20268 years

2×2 Round w/ Technic Pin Hole (Ring)74698

1986-202641 years

2×2 Round, Splat80677

2022-20265 years

3×5 Plate, Cloud w/ 3-Studs35470

2018-20269 years

2×2 Socket, Hemisphere44358

2003-202523 years

Basketball Net w/ Axle11641

2013-202513 years

4×4 Ring w/ 2×2 Hole, 4-Arrows (Ninjago Spinner Crown)98341

2012-202615 years

Shoulder Cover, Round w/ Bars1686

2022-20265 years

Shoulder Cover, Round w/ 2-Bars21560

2015-202410 years

4×6×6 Slide27976

2017-202610 years

6×6×6 Slide, Curved 90°28387

2017-202610 years

7×12×8⅓ Slide, Curved 180°11267

2013-202614 years

The LEGO Parts Guide is a work in progress

This is a handcrafted experience to help you browse LEGO parts in a simpler way. If you have ideas to make it better or encounter any issues, please send me an email at tom@tomalphin.com — Thanks!

Check out the About the LEGO Parts Guide page to learn more about why I created this guide. It also includes a detailed version history with images of early prototypes of this guide.

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The LEGO Parts Guide is an extension of my LEGO Brick Labels project. If you want to support this project and gain access to behind-the-scenes updates, consider supporting the project at patreon.com.

The LEGO® Parts Guide. © 2026 Brick Architect LLC.
Content and design by Tom Alphin. Use of this content without permission is prohibited.
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