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Questions tagged [part-identification]

The part-identification tag is used for questions regarding what kit a particular block is from, or what its purpose is.

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47 votes
2 answers
38k views

How do I identify a LEGO part?

Over the vast years of collecting bricks of various sizes and sets, I find that during my free builds I run low on a specific type of brick. How can I go about identifying what the brick is named and ...
Marco Ceppi's user avatar
16 votes
2 answers
16k views

General guidelines to identify real LEGO pieces from fake or copy?

I see a lot of questions here about if a certain piece is really LEGO or not and this made me wonder if there is any guideline to follow to identify real LEGO piece from the duplicate or fake one? I ...
Ankit Sharma's user avatar
24 votes
2 answers
2k views

Minifig rotatable legs on a stick - what is this?

What kind of piece is this? Emboss says "(c)2003 The LEGO Group" and there is a 4303 number below. I browsed Peeron a little but didn't find anything similar. There are two red handles, one rotates ...
tomash's user avatar
  • 533
9 votes
5 answers
4k views

Please help identify this vintage (but non-Lego) brick!

It's time to play the "what brick is this" game, and this time our contestant is definitely non-Lego, yet vintage. This brick was in a small lot of early-60's Samsonite Lego bricks, and I am assuming ...
sampoerna quatrain's user avatar
3 votes
2 answers
1k views

Part Identification - bricks with posts

I have two unusual lego pieces that came from a collection of used legos that mostly seem to date from the 1970's that I am unable to identify using LDraw's ldfind app. What are these parts, and if ...
Jessica Brown's user avatar
33 votes
3 answers
11k views

Are there LEGO plates without the word "LEGO" on the studs?

I came across this image of the "LEGO Stack Overflow Hat" which is a hat made out of LEGO. The individual who made the hat asserted, "it's 100% LEGO," but if you look closely at the hat, you'll see ...
lee's user avatar
  • 432
30 votes
2 answers
31k views

How are LEGO bricks categorized?

What are the names and categories of LEGO bricks? Is there a consistent naming scheme? Does Lego have an official name or identification for different pieces?
pcantin's user avatar
  • 13.5k
16 votes
1 answer
1k views

What are these Technic "Zapfen" ("stoppers") called in English?

What are these pieces called in English? Google translator doesn't help in this case...
Sibbo's user avatar
  • 2,175
16 votes
2 answers
5k views

What is this Lego piece - Yellow with handles and an octagonal section?

It clearly says Lego on it, but I have no idea what it is. The only number inside is 4-01.
Lindy's user avatar
  • 163
13 votes
2 answers
2k views

In what set is this brick used?

In which set is this LEGO brick used? There is no number in it and it's original LEGO. The only number on it is "A 1".
Henry's user avatar
  • 131
11 votes
1 answer
4k views

What is this black brick with red tubes inside?

In an old plastic bag with heterogeneous Lego bricks, I found three or four like this. I can't recognise them: does anybody know what they are? In which set(s) were they used? What for? A few more ...
DaG's user avatar
  • 411
9 votes
1 answer
605 views

Information on this large beige motor w/battery box?

I have a LEGO Technic motor with a built in battery box for x3 "AA" batteries (thus 4.5 volts). Could you help me identify it? What set does it belong to and how old is it? Colours are beige and green/...
Kambestad's user avatar
8 votes
4 answers
1k views

Can anyone identify this strangely shaped piece (1970s?)

I bought a tin of old Lego second hand - most of the pieces date from the 70s and very early 80s. These definitely say Lego on them. They may be damaged. I cannot find them on other brick identifier ...
Jon's user avatar
  • 81
8 votes
1 answer
323 views

How to cross reference a part to all instruction guide pages

Built my new Millenium Falcon and took it into the office before someone managed to knock it off my desk and onto the floor. It blew up. Having managed to rebuild it, there are a few pieces left over ...
Ieuan's user avatar
  • 81
8 votes
2 answers
580 views

Connected flexible 2 x 2 white plates - what set?

I'm going through my old Lego collection and trying to identify the original sets they're from. The bulk of the Lego is from the 70s and 80s. I have a piece that is two white 2 x 2 plates joined ...
Scott Smith's user avatar
7 votes
1 answer
1k views

What is this upside down roof peak or boat hull?

Here's another mystery piece from my collection. I'm not 100% sure it's genuine LEGO, but I would love to know whether it is, and if so, what part. It attaches to the bottom of a 2x8 brick securely. ...
Jessica Brown's user avatar
6 votes
1 answer
210 views

What set does this assembly with plastic foils come from?

I have this partial build, what set could it be from?
Kinch's user avatar
  • 61
5 votes
1 answer
316 views

2x2 plate with round section and rubber bristles?

Very strange piece with soft rubber bristles. Bought in a misc box from a garage sale for my son and daughter.
kevin's user avatar
  • 51
5 votes
1 answer
557 views

Brick or set ID for part?

Going through 130 lbs. of 5 decades worth of parts and can't ID this one part. Anyone know what it is or where it's from? It appears to be old light gray but may just be really dirty light bley. It ...
JohnnyB's user avatar
  • 3,244
4 votes
1 answer
392 views

What set does this bag belong to? Mostly black with some red and yellow pieces

Bought these at a garage sale. Picture of bag. 5. 121r8
Cynthia Brummelhuis's user avatar
1 vote
2 answers
563 views

1x1 round plate with studs on both sides

I apologize for the poor picture quality, but can anyone identify this piece I found in my collection. It's a 1x1 round plate with studs on both sides. It looks similar to Wheel Center Small with Stub ...
Monte Gardner's user avatar
18 votes
1 answer
1k views

What LEGO clone brand are these with 4-peg studs?

I think this was a present in the mid-late 80s. Very sophisticated building blocks for top-view apartment-room design. They also had furniture and appliances. Can anyone tell me the brand etc?
deviantoy's user avatar
  • 181
18 votes
4 answers
4k views

Are these bricks old LEGO/Duplo clones?

Can anyone identify these bricks, which I suspect are LEGO clones. They may be more than 30 years old. I bought them on ebay as Betta Bilda from LEGO/Duplo dealer. Some BB was included, but these are ...
Paul F's user avatar
  • 221
15 votes
6 answers
8k views

What is piece 4211642 from 10179 - UCE Millenium Falcon?

I'm working on making sure I have all necessary pieces for 10179: Ultimate Collector's Edition Millenium Falcon (a painstaking process, to say the least). I received the set not entirely complete, ...
BradC's user avatar
  • 1,030
14 votes
2 answers
5k views

What piece has one prong on one end and four on the other?

Yesterday I wanted to answer a question with this part in mind, but I couldn't find it in any of the databases I looked in. After finding this part in my collection, I tried to look for its part ...
zovits's user avatar
  • 14.8k
11 votes
8 answers
2k views

Which parts do not have the LEGO logo stamped on them?

As noted in this question, there are very few parts that do not have the LEGO logo included during manufacture. But which parts are those? Is there any semi-exhaustive list? Does bricklink note this ...
chicks's user avatar
  • 5,200
8 votes
1 answer
2k views

I want to recreate a few things I saw but I don't know what pieces I need. Can you identify these bricks?

I want to recreate a few things I saw but I don't know what pieces I need. Can you identify these bricks so I can buy them on Bricklink?
iluivatar's user avatar
8 votes
1 answer
3k views

Does anyone know what brick this is? Looks like half a cylinder

Red, LEGO Technic, cylinder shape and both sides slope inwards, at different gradients.
carl's user avatar
  • 81
6 votes
1 answer
714 views

I need to identify a minifigure head piece

This is the part I need to identify
user19816's user avatar
6 votes
1 answer
461 views

Are both of these fences made by Lego?

I have a group of 1 x 4 x 2 fences (Lego part 3633) in black, light bluish gray, and yellow. However only a few of them say "Lego" on the bottom. These have hollow bottom pins (see picture below, ...
Scott's user avatar
  • 524
6 votes
3 answers
905 views

What kind of Lego-compatible figures are these?

Can anyone tell me about these Lego-compatible figures? They clearly aren't Lego brand, they don't look like Mega Blok figures or Tyco figures that I have seen (not that they couldn't be one of those ...
Jessica Brown's user avatar
6 votes
1 answer
464 views

Classic Space part? near-triangle with 2x6 on one end and 1x2 on the other and a lot of empty space between

Is this a classic space part? Found in a box of old LEGO.
powtac's user avatar
  • 163
5 votes
1 answer
445 views

Need help identifying helmet

I cannot identify this minifigure helmet I have. It looks like some sort of a biker helmet. This piece came in a bulk of parts, which are LEGO, however not entirely sure this is legit LEGO piece. It ...
Alex's user avatar
  • 21.8k
5 votes
1 answer
1k views

Giant LEGOs--that aren't QUATROs?

We got a big tub of secondhand LEGO bricks, and included was a random pile of what appear to be giant LEGO bricks. They are a bit bigger than DUPLO bricks but smaller than QUATRO bricks and have an ...
Jessica Brown's user avatar
4 votes
2 answers
907 views

Please identify these two kinds of Lego bricks (circa 1990's)

I recently bought a lot of Lego that was mostly 1990's bricks, and I had a few things I couldn't identify. One I found on Bricklink, but the other two are baffling me. Here is the first one, a ...
sampoerna quatrain's user avatar
4 votes
1 answer
236 views

Identification for Hinge-like Piece

I'm trying to follow building instructions on Brickshelf, but I'm having some trouble finding the piece on the right in this photo: . Anyone know what it is?
Max Isom's user avatar
3 votes
1 answer
330 views

Modified 3x2 Plate with Rubber Bristle Bottom and snap-on cover? [duplicate]

I've had this odd little part laying around my desk for some time - does anyone know what it is? There's no Lego logo anywhere, and I've searched BrickLink somewhat comprehensively, so I'm guessing ...
Justin C Ferguson's user avatar
3 votes
1 answer
1k views

Which set are these Mega Bloks pieces from?

Please help me identify which Mega Bloks set or sets these bricks are from. Any help is appreciated.
Angel's user avatar
  • 127
3 votes
1 answer
514 views

Red 2x3 plate with triangle post part number?

2x3 plate with a triangular post. Found 2 in a bin with a1 and a2 on the bottom
Michael's user avatar
  • 31
2 votes
1 answer
498 views

Is this from a Lego set?

Can anyone tell me which set this partial build is from? Any help to identify it is greatly appreciated! 😃
Annabel54's user avatar
1 vote
1 answer
398 views

Curved little bar piece seems incredibly useful... what is it?

On this link, there is a special recurring curved piece throughout the photos. It is light grey, can be held by a figure on both sides but not the middle, and looks a little like a paint-roller handle....
user avatar
1 vote
2 answers
15k views

LEGO Plastic Bags #

Please help to identify the LEGO Plastic Bags # (2,4-319g7,5-419g7,7-219g7) I used QR code reader and it gives me a digits of 6172090. Unfortunately I could not find any information. I bought this ...
allan's user avatar
  • 11