Questions tagged [piece-information]

Questions asking for information about a known LEGO element/brick. Include the [Identification] tag for questions about unknown elements.

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8
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1answer
233 views

What came first? Print or sticker?

Recently I learned that there seems to be no strategy in the LEGO design about when to use stickers and when to use prints in a given set. My question is what LEGO used first to decorate bricks: ...
4
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1answer
248 views

Why does the Duplo bathtub piece have an odd height?

I have recently come in touch with the Duplo bathtub piece. While it is mainly a bathtub whose bottom is shaped in such a way that it can be placed on Duplo studs, one of the piece's sides also ...
6
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1answer
2k views

How to convert LEGO base plate to a DUPLO base plate? [duplicate]

How can I convert a regular LEGO base to a DUPLO base? I have a table that cannot be changed and it has built-in LEGO baseplates, but I need it to be 100% DUPLO compatible. Any LEGO to DUPLO baseplate ...
6
votes
1answer
351 views

What is this 2x4 brick with a 2x3 rounded plate with hole attached?

I found this LEGO brick and have no idea what it does, it’s name, or which set it is from. It is a 2x4 brick with a 2x3 base plate with a rounded end and a hole in it. Can anyone tell me about this ...
3
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3answers
3k views

Why are new LEGO bricks softer than old ones?

The older bricks that were made back in the day, "pre-2K", seem to be made out of a harder and more durable brick that would hurt your feet when you walked on them. Now it appears that since the other ...
3
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1answer
146 views

LEGO part counts on boxes without treads

I want to buy another LEGO Technic set therefore I'm trying to analyze the challenge to price ratio of different sets. I first thought that the part count may be somewhat proportional to challenge and ...
8
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2answers
906 views

What is the writing on this sticky note tile?

Is it a bullet-point list? Or some kind of poem? Or non-words? LEGO Tile 1 x 1 with Black Writing (Sticky Note / Post-It) with Groove (25389)
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1answer
151 views

Need help identifying set from 2011

Bag came with no instructions. Just these 103 pcs
7
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1answer
2k views

What is the function of Duplo part# 38507 RAIL ACCESSORY, NO. 4

Can someone explain to me what 38507: RAIL ACCESSORY, NO. 4 (#6225519) is for? I've got this in the new Duplo Train accessory #10882 and can't figure out what it does :S
7
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1answer
281 views

Was the LEGO flower petal redesigned?

I noticed part 24866 in one of our sets from TLG: This looks a bit different to me. Has this part been redesigned?
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2answers
294 views

Do LEGO prototypes have production numbers on them?

Basically I've found a rare prototype piece for sale, one of the red Vader helmets, and I want to make sure it s real. The description says that it has no production number printed, which makes sense ...
3
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1answer
151 views

What do the 'X' and 'K' codes mean for rubber bands?

I see that LEGO rubber bands/gaskets are often associated with a number preceded by an 'x,' such as 'x71' for the small/18 mm bands. A few bands also have a 'K' prefix, such as 'K4' for the large/30 ...
23
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1answer
1k views

Is there a convention for part and/or set numbers?

Is there any rhyme or reason to the way LEGO part are named? Failing that, is there any other sort of taxonomy that we can use to find specific parts? Along the same lines, my impression is that ...
4
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1answer
144 views

Quality of Brick, Modified 1 x 1 with Headlight over time

I have a problem with my 4070 Brick, Modified 1 x 1 with Headlight . I packed my Lego and put in the basement at the end of previous century. Now I see my "headlight" bricks are broken at the bottom, ...
3
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1answer
213 views

Can someone identify this brick?

I'm looking for a kind of brick, the brand or the model, which has this specifications: The top has studs. The bottom doesn't have tubes. However, the bottom has support walls in the middle. Here is ...
5
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1answer
256 views

Is there a drop-in replacement for 4275 + 4276 hinge?

Both parts are not in production since 2008. Hinges in my sets are in various conditions, some of them are way too loose to my liking. No ones fault, I was active kid who built a lot. But now it's ...
2
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1answer
196 views

Can you identify this piece of non-LEGO submarine from a sketch?

This is from a submarine set I bought on aliexpress. It's not LEGO but usually the pieces are the same. I'm missing this piece and cannot identify it. Can you guys help me?
8
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1answer
365 views

Is there a way to strengthen individual pieces?

Is there a way to strengthen fragile parts? Say for example the lime green socket joints from 2007? Or the 2008-2010 socket joints? I would like to know if there is a possible way to do so? I am ...
1
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2answers
216 views

Trying to find piece ID on instructions w/ no ID

I've gotten online instructions and the above piece is required, but annoyingly the piece ID is not in the instructions and I can't find it on any lego websites. I just want to know what the piece ID ...
0
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1answer
84 views

Find out the set(s) a list of parts belongs to?

I have gotten some help here before regarding set identifications. I now need to find the set some parts belong to. I know how to find this per piece, but i need to search with a list instead. ...
13
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1answer
2k views

What is the Travis Brick?

This question uses the term "Travis Brick", but I've never heard it before. What is it, and where does the term come from?
6
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1answer
4k views

Dimensions of Mindstorms NXT pieces

I don't have access to my NXT boxes at the moment (they're stuck behind a wardrobe that won't get moved for a week or so) and I'm working on this project where I need to know the dimensions of the NXT,...
5
votes
1answer
307 views

Which bricks warrant an extra to be included in a set?

I know why there are extra pieces in the sets, but I'm curious to find out which pieces will typically have an extra. I know that usually 1x1 plates (both square and round) will have an extra ...
3
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2answers
187 views

Need help identifying sets!

So...my son is 9 years old. Up until this year, he has been receiving Lego sets since he was about 6 but would rip them open, build the guys and then not finish the set. Now he is really unto them ...
3
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2answers
513 views

Obtaining LEGO blocks

In the olden days, it was possible to go to the hobby store and get a box of specific capability. Now adays, I basically see lego blocks sold as part of "action" sets. Question: Is it still ...
6
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1answer
172 views

Is it possible to determine the approximate age of these bricks only by seeing their injection points?

Is it possible to determine the approximate age of these bricks only by seeing their injection points?
8
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2answers
374 views

Why are these hinged plates slightly different colors?

Something I've noticed is that certain pieces appear to be slightly different colors for other pieces of the same color. In particular, hinged red pieces seem to be the most noticeably different, ...
21
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3answers
2k views

What causes these 'bite marks' that appear consistently on new bricks?

I purchased a set (second hand) which has the following defects on the 75°-sloped, inverted 2x1x3 blocks: I assumed they were teeth-marks and asked the seller for replacements, and he found and ...
8
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1answer
308 views

Classic 9V battery box current limiter?

Recently I disassembled a classic 4760c01 Electric 9V Battery Box Small Complete Assembly to see what was inside. Battery Box: Disassembled: In the switch component, we find what appears to be a ...
19
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2answers
9k views

Is it possible to change the battery in a 54604 light brick?

I got 4 of these in in a bulk lot of Lego, but the lamp is getting quite dim in a couple of them. Is it possible to change the battery in a 54604 light brick? It looks like the brick should open, ...
6
votes
1answer
211 views

Colored balls detectable by EV3 color sensor

I'm looking for large balls in standard Lego colors that are detectable by the EV3 color scanner. So black, white, green, brown, yellow and blue and between 5 and 10 cm. I'm aware of the Duplo balls:...
13
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1answer
2k views

Quick way to inventory parts

I have a rather large collection of LEGO elements that are not sorted in any way, and I'd like to keep track of them. There are a few other posts about ways to keep track of elements, and I've looked ...
5
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2answers
3k views

How to build a car that stops at a certain distance?

I want to build a small car that is about 200 grams. I want it to run the following course and stop at exactly or about the finish line. I can't use any controlling devices or electronics. I've an ...
16
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1answer
2k views

Why does the Erling brick have a ridge below its outward facing stud?

Why does the Erling brick (#4070) have a ridge below its outward facing stud? Whereas the more versatile and less common #87087 does not? The #87087 piece also has a better use in SNOT usage, as it ...
8
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2answers
3k views

How can I find out what parts are in a Lego set?

I am building an inventory of all my LEGO pieces and I am looking for a website that can give the pieces in a set with only the set number. It would be easier if there was information for many LEGO ...
38
votes
2answers
23k 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 ...
10
votes
1answer
371 views

Different surface roughness of tiles. Quality issue?

Recently, I filled a PAB cup in the nearest LEGO store. Among other parts, I also took a lot of light bluish grey 2x2 tiles. The following image shows some of these: However, reflected light reveals ...
3
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1answer
77 views

Do clear transparent pieces suffer from a yellow tinge over time?

Any idea if clear 1×1 round plates suffer from color differences? I recently got a bag of them and they appear to have a yellow tinge.
3
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1answer
2k views

How to efficiently identify Lego bricks and find their names? [duplicate]

I've found http://rebrickable.com/myparts linked in one of the answers here on this site and I'd like to list all of the parts I have at home (probably a thousand or two). The problem is, there is a ...
6
votes
1answer
182 views

Why is there a hole in the large surf board (6075)?

Why does the large surf board (part 6075) have a large hole in it? The hole is larger than a normal stud. An example of this part is found in red in Coast Guard Starter set (60163): Here's a closeup ...
4
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1answer
5k views

Why is the LEGO IR Receiver V2 not widely produced? Or are they?

Basically, there are 2 different major versions of the LEGO IR Receiver, the unmarked V1 and the labeled V2. I've also read somewhere there was also a small hardware upgrade to the V1 Receiver at some ...
5
votes
1answer
171 views

What is the name of the small pins that are used with small wheels / rims?

I see that there are at least three different types of axles that can be used with LEGO wheels. I can name the first two — Technic axle and Technic pin — but I cannot name the third, which is like a ...
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1answer
159 views

What set do these parts come from?

They are some of the most recognizable parts in a bag of a Lego set.
4
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2answers
139 views

Uses for tracks in 9648

Has anyone used the Tank tracks (429139) from Lego education set 9648 for anything other than a tank? The tracks are fixed in size, and I've found the application rather limited (driver belt, track) ...
6
votes
1answer
892 views

How can I stop the LEGO Cargo train 60052 wheels from skidding on track?

I have the Cargo train 60052, it's only around a year old and lately I've found on starting it (on both straight and curved track pieces) it isn't moving, the wheels seem to skid on the tracks and I ...
2
votes
1answer
320 views

When did LEGO have a groove in the center tube underneath?

I have a bunch of bricks from my childhood, some have grooves in the tubes underneath, some have the old style bubble logo, some have square holes under the plates. I am interested in general ages of ...
6
votes
1answer
587 views

Sharks with frickin’ laser beams attached to their heads

The Lego Movie does not only feature sharks and lasers but also laser sharks: However, a Lego shark only has one place where other pieces can be attached and that’s located on its belly. Hence, I am ...
17
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9answers
4k views

Are there any mirrored LEGO bricks?

I recently built LEGO Creator 5770: Lighthouse Island which features a clever trick to build the lighthouse's lantern, using stickers on on a Slope Brick 2x2 and Slope Top 1x2x2/3: Step 54 from ...
5
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1answer
338 views

Are both of these slope designs genuine LEGO?

Are both of these slope designs genuine? I am reasonably certain that this is just a mold change at some point, but it doesn't hurt to ask. I also have two textured types in dark blue, and one ...
14
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1answer
566 views

Why do the tubes in the Seattle Space Needle Architecture set need to be cut?

I just received the Seattle Space Needle from the Architecture series. There are tubes that the builder is required to cut to a certain length for the model. This is the first time I've encountered ...

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