Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [piece-information]

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

2
votes
2answers
88 views

A Technic set from ~1997

I had a Technic set when I was a teen, about 1997 (by looking at the wheels, see picture). From what I remember, it was a tank truck. In its tank it was carrying 3 C batteries. In the picture, you can ...
3
votes
2answers
85 views

Color Chart Rosetta Stone

After discovering disparities between LEGO color names and families and 3rd party sites, I attempted to compile a sort of Rosetta Stone for the colors. Certain this is not complete but I believe a ...
1
vote
1answer
50 views

What is the name/part# of this round part?

What is the name or part# of this round piece? Thanks.
14
votes
5answers
32k views

How much does a LEGO brick weigh?

I am trying to do a science project and I need the exact weight of one of the LEGO pieces. I am using it as a counter balance on my scale. What is the weight of a 1x4 LEGO brick?
1
vote
0answers
50 views

What can I do with all my brick separators? [duplicate]

Since LEGO has started adding a brick separator to each of their larger sets, I have more brick separators than I know what to do with. Due to inflation, they also aren't really worth anything to try ...
4
votes
2answers
610 views

Where is this piece in LDD?

I'm looking for a certain piece for building my set in LDD. I've already looked through the extend theme, but I can't find it. If anyone knows where to find it, it would be super cool.
11
votes
1answer
144 views

Can someone please identify this round dome part for us?

We're trying to identify the middle part in this picture. We would appreciate any help we can get.
4
votes
1answer
77 views

Black curved top piece of assembly

This piece does not have an identification number on it. It appears to be part of a larger assembly. At each side are two 'legs', neither of which have stud receptacles, so it doesn't hook on to studs....
8
votes
2answers
105 views

Smallest rubber wheel that can be turned by a technic axle

What the smallest rubber wheels that can be turned by a Technic axle? This is what I have so far Wheel Full Rubber Balloon with Axle hole #4288 Background: I'm building a GBC and I want to push the ...
1
vote
1answer
75 views

Identify these window panels ~4x3

These window panels came in a bulk buy and don't fit any of the accompanying windows. I would have dismissed them as not LEGO, except the greenness exactly matches other trans green elements. They are ...
1
vote
1answer
72 views
12
votes
1answer
210 views

Why did LEGO switch the direction of flag elements in 2008?

Having just gotten back into LEGO this year, I noticed that the flags in my new sets are mirrored from all the flags I used to have. On the left is a green flag from 4162 FreeStyle Multibox from 1995, ...
3
votes
1answer
193 views

Why is this piece notched?

It's nowhere as deep as the garage door notches they designed to let the doors slide up and down. How does the notch fit into the initial set that the part was first introduced and does this shallow ...
4
votes
1answer
311 views

Averaged out, as of 2016, how many shapes has Lego introduced per year since brick 1?

Averaged out since Lego first began selling addictive bricks, and discounting the structural redesign of existing bricks (Like the 2x4. Tubes were added, but it was still a 2x4) how many shaped ...
3
votes
1answer
155 views

Groove dimension of 4216 or 88393?

What is the dimension of the groove of LEGO part #4216 or #88393?
6
votes
1answer
253 views

Where can I find icons for LEGO bricks?

I'm looking for a set of icons - maybe as SVG or something like that - for available bricks to use to label sorting boxes (non-commercial use) Are the official brick icons used e.g. in build ...
1
vote
1answer
92 views

Where can I find this piece in LDD V4.3.11?

I am building a mech in LDD V4.3.11 and I need this piece for the head sculpt of the mech. I can't find it anywhere in the toolbox, with and without using the search box above. Where can I find this ...
4
votes
2answers
105 views

Is there a difference in the part number for those pieces?

The bottom tube of one of the bricks is hollow and the other one isn't. How do I know which version was used when I want to rebuild a set with "original" pieces? Is there a part number difference? I ...
1
vote
1answer
746 views

Middle Size LEGO Bricks [duplicate]

Can you settle an argument? I can only find 2 sizes of bricks, Duplo and Classic. My friend swears there is a middle size of Bricks. Help us settle this or we may come to blows.
3
votes
2answers
1k views

LEGO bricks getting brittle, easily breaking. Insight needed

I was disassembling my LEGO set 7674. It is not new but certainly not old. It was built once. Was kept in a sealed box. No direct sunlight. In fact no light at all. Perfect storage conditions. Room ...
6
votes
2answers
204 views

Can anyone identify these two Lego parts?

Bought a big bundle of parts recently, two of which I'm struggling to identify and load onto Rebrickable. Can anybody assist?
4
votes
1answer
89 views

What is the function of this device? What kit?

Some kind of IR device #s on cover 41305 #s on outside case 4252 LEDs appear to be IR transmitter and receiver. Red and white LEDs also seen.
7
votes
3answers
325 views

Is there any way to connect “sideways” to an axle?

There are some pieces whose middle part is shaped like a Technic axle, but that have elements on both ends that make it impossible to insert them into a normal axle or Technic hole: This makes me ...
3
votes
1answer
63 views

What is this element ID?

What is this element ID?? Could you please help?
5
votes
2answers
140 views

What's the Difference Between an Open Stud, and Solid Stud Brick?

What's the difference between an open stud brick, and solid stud brick? Should I watch out on which one I use? All help is appreciated, thanks.
2
votes
2answers
128 views

Re-building sets - can you help?

My son has A LOT of LEGO sets, which have sadly broken down into many, many millions of pieces. Does anyone know of any paid services that might help re-build his sets. I know this sounds like it ...
14
votes
2answers
18k views

What are the exact dimensions of a DUPLO brick?

The dimensions of LEGO brick are documented well, but what about DUPLO bricks? If have only found the general statements that DUPLO is twice as large as LEGO but no exact numbers. What about the ...
6
votes
1answer
132 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: ...
3
votes
1answer
86 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 ...
5
votes
1answer
107 views

Any ideas how to seperate these pieces?

Any help please? I've got these two pieces stuck together and not sure what to try! I don't want to break the pieces...
5
votes
1answer
144 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
273 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
votes
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
votes
1answer
157 views

Mysterious Part ID help

My kiddo has recently been given a random parts grab bag, and we’re unable to ID one particular item, of which he has three: anyone know this part?
3
votes
1answer
92 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
votes
2answers
715 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)
1
vote
1answer
128 views
5
votes
1answer
826 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
0
votes
0answers
212 views

Power function LED Lights for 42077 Rally Car

Do I need to add anything else to the power function list for the 42077 Rally Car to add the LED lights?
2
votes
1answer
118 views

What are some uses of part 93589?

I discovered that part 93589: Was used in the Creator set Extreme Engines (31072): This element strikes me as the sort of part-out-of-other-parts that was created to serve a single purpose: the ...
6
votes
1answer
149 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?
11
votes
2answers
238 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 ...
4
votes
1answer
111 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 ...
9
votes
1answer
397 views

Why are there scratches on new bricks?

When I assembled the new bought "Old Fishing Store, Item No: 21310-1" I noticed a very unusual imperfection of parts. On every of the 43 tiles "1 x 8, reddish brown, Item No: 4162" I found scratches ...
0
votes
1answer
34 views

EV3 touch sensor specs relevant for a brick-built MOC

I want to integrate the following EV3 touch sensors (45507) into a MOC: For aesthetical reasons, I want the MOC to be mainly built out of system bricks and plates, with only some internal stuff in ...
22
votes
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 ...
3
votes
2answers
181 views

What is this block used for? (Orange and Black)

Missing instructions but it should stand out if you’ve ever seen it 😀
29
votes
6answers
5k views

What is the smallest LEGO component?

When I purchase bulk LEGO bricks, one of the first things I do is to tip the whole lot into a mesh bag and give them a good soak in the bath (of course, I remove all the electrical bits etc. first). ...
23
votes
2answers
2k views

Why are LEGO slope bricks textured?

Why is the slope part of bricks textured instead of the usual flat & glossy edge? Are there any non-textured forms of these bricks?
4
votes
1answer
102 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, ...