LEGO part 66790: Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs

Specifications
| Reference | 66790 |
|---|---|
| Category | Plates Round Curved and Dishes |
| Material | ABS plastic |
| Colours | 12 |
| Sets | 43 |
| Listed pieces | 82 |
| First appearance | 2020 |
| Latest appearance | 2026 |
| Element (Bright Green) | 6301641 |
LEGO part 66790, Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs, belongs to the Plates Round Curved and Dishes category. It exists in 12 colours and appears in 43 sets of our database, from 2020 to 2026, for a total of 82 listed pieces. Its most common colour is Bright Green.
Number 66790 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in bright green, it is 6301641.
Part 66790 through the years
The oldest set in our database that contains part 66790 is 71360 Adventures with Mario Starter Course, released in 2020 in the Super Mario theme. It is still in use: the most recent set featuring it, 11217 Brick-Built Bluey Family, dates from 2026.
Its peak year is 2020, with 12 sets containing it. The set with the most copies is 71380 Master Your Adventure Maker Set: 4 copies, against an average of 1.9 per set.
The part is closely tied to the Super Mario theme: 67% of the sets that contain it belong to it. With 43 sets, it ranks no. 1,796 of 2,731 parts in our database and no. 38 of 46 in the Plates Round Curved and Dishes category.
Sets containing part 66790, by period
| Period | Sets | |
|---|---|---|
| 2020 | 12 | |
| 2021 | 4 | |
| 2022 | 6 | |
| 2023 | 3 | |
| 2024 | 9 | |
| 2025 | 7 | |
| 2026 | 2 |
Colours of part 66790
3 colours appear in only one set: green (71362 Guarded Fortress Expansion Set), orange (11217 Brick-Built Bluey Family) and medium blue (11217 Brick-Built Bluey Family).
| Colour (element ID) | Sets | Pieces | Example sets |
|---|---|---|---|
| Bright Green6301641 | 17 | 24 | 713917136071367 |
| Medium Nougat6509766 · 6301649 | 10 | 17 | 713917140171407 |
| Red6294706 | 6 | 9 | 713807136071369 |
| Dark Purple6326551 | 5 | 7 | 713877140871381 |
| Blue6301640 | 4 | 5 | 713607136271400 |
| Yellow6314193 | 3 | 3 | 713637136540414 |
| Dark Orange6301642 | 2 | 5 | 7138071377 |
| White6542273 · 6426726 | 2 | 4 | 7705771417 |
| Lime6476729 | 2 | 2 | 7705777046 |
| Green6300008 | 1 | 2 | 71362 |
| Orange6607033 | 1 | 2 | 11217 |
| Medium Blue6607037 | 1 | 2 | 11217 |
Where to buy part 66790
Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.
Sets that include part 66790
Sets ranked by popularity that include at least one part 66790, in any colour.
71391Bowser's Airship Expansion Set2021 · 1,152 piecesView the set
71387Adventures with Luigi Starter Course2021 · 280 piecesView the set
71380Master Your Adventure Maker Set2021 · 366 piecesView the set
71360Adventures with Mario Starter Course2020 · 231 piecesView the set
71408Peach's Castle Expansion Set2022 · 1,216 piecesView the set
71369Bowser's Castle Boss Battle Expansion Set2020 · 1,010 piecesView the set
71362 Guarded Fortress Expansion Set2020 · 468 pieces
71401 Luigi's Mansion Haunt-and-Seek Expansion Set2022 · 877 pieces
71400 Big Urchin Beach Ride Expansion Set2022 · 536 pieces
71407 Cat Peach Suit and Frozen Tower Expansion Set2022 · 494 pieces
71363 Desert Pokey Expansion Set2020 · 181 pieces
71381 Chain Chomp Jungle Encounter Expansion Set2021 · 160 pieces
71367 Mario's House & Yoshi Expansion Set2020 · 206 pieces
71409 Big Spike's Cloudtop Challenge Expansion Set2022 · 540 pieces
71412 Big Bad Island Expansion Set2022 · 354 pieces
71368 Toad's Treasure Hunt Expansion Set2020 · 465 pieces
71376 Thwomp Drop Expansion Set2020 · 393 pieces
71365 Piranha Plant Power Slide Expansion Set2020 · 217 pieces
71364 Whomp's Lava Trouble Expansion Set2020 · 133 pieces
71377 King Boo and the Haunted Yard Expansion Set2020 · 431 pieces
40414 Monty Mole & Super Mushroom Expansion Set2020 · 164 pieces
77907 Toad's Special Hideaway Expansion Set2020 · 121 pieces
11217 Brick-Built Bluey Family2026 · 466 pieces
45521 Computer Science & AI Kit 3-52026 · 321 pieces
77057 Creative Houses: Seasons of Fun2025 · 814 pieces
77056 Blathers's Museum Collection2025 · 543 pieces
45622 Science Kit Year 7-92025 · 424 pieces
45621 Science Kit Year 4-62025 · 336 pieces
45620 Science Kit Year 1-32025 · 278 pieces
72040 Captain Toad's Camp2025 · 159 pieces
2000483 LE Coral Science Marketing Kit2025 · 126 pieces
71434 Soda Jungle Maker Set2024 · 598 pieces
77052 K.K.'s Concert at the Plaza2024 · 550 pieces
77049 Isabelle's House Visit2024 · 389 pieces
77048 Kapp'n's Island Boat Tour2024 · 233 pieces
71429 Nabbit at Toad's Shop2024 · 230 pieces
71433 Goombas' Playground2024 · 173 pieces
77046 Julian's Birthday Party2024 · 170 pieces
77047 Bunnie's Outdoor Activities2024 · 164 pieces
6532695 Tree2024 · 50 pieces
71417 Fliprus Snow Adventure Expansion Set2023 · 567 pieces
71422 Picnic at Mario's House Expansion Set2023 · 259 pieces
71421 Dixie Kong's Jungle Jam Expansion Set2023 · 174 pieces
Often found with part 66790
Parts that share the most sets with part 66790, based on set inventories.
Plate Round Corners 6 x 6 x 2/3 Circle with Reduced Knobs66789 · 32 shared sets
Plate Round Corners 4 x 4 x 2/3 Circle with Reduced Knobs66792 · 36 shared sets
Feet, 2 x 2 x 2/3 with 4 Studs on Top66858 · 25 shared sets
Arm, Long, with Technic Pin66788 · 15 shared sets
Brick Round 2 x 2 Special with Roots5256 · 8 shared sets
Plate Round Corners Double 4 x 8 with 2 x 2 Cutout and 2 x 8 Raised Studs, Reduces Nubs73832 · 10 shared sets
More parts in the Plates Round Curved and Dishes category
3961 Dish 8 x 8 Inverted [Radar], Solid Studs, Rounded Anti-stud Underside74 sets
65138 Dish 4 x 4 with 4 Studs73 sets
35394 Dish 4 x 4 Inverted with Open Stud [Radar]64 sets
7904 Plate Round Corner 2 x 248 sets
44375a Dish 6 x 6 Inverted (Radar) with Hollow Studs44 sets
80031 Plate 10 x 10 with Rounded End37 sets
71128 Dish 2 x 2 x 2/3 Light Reflector31 sets
4032b Plate Round 2 x 2 with Axle Hole Type 2 (X Opening)27 sets
Frequently asked questions
How many LEGO sets include part 66790?
Part 66790 (Plate Round Corners 8 x 8 x 2/3 Circle with Reduced Knobs) appears in 43 sets listed on Setopedia, from 2020 to 2026, in any colour.
Which LEGO set contains the most copies of part 66790?
Set 71380 Master Your Adventure Maker Set, released in 2021, contains 4 copies, the highest count in our database. On average, a set containing part 66790 has 1.9.
Which colours does LEGO part 66790 come in?
12 colours are listed for part 66790. The most common is Bright Green, found in 17 sets.
What is the rarest colour of part 66790?
According to our inventories, it is green, found in only 1 set (71362 Guarded Fortress Expansion Set).
What is the element ID of part 66790 in bright green?
In bright green, part 66790 has element ID 6301641. Number 66790 is the mould number, the same for every colour.
Is LEGO part 66790 still used in recent sets?
Yes: it appears in sets released in 2026, such as 11217 Brick-Built Bluey Family.
Where can I buy LEGO part 66790 individually?
Single parts 66790 can be ordered on Pick a Brick (lego.com) in colours currently produced, or on BrickLink for older colours. The part is also included in the sets listed on this page.
