Setobrick

LEGO part 3172: Plate Special 1 x 2 with Pin Hole On Side

Plates Special11 colours156 sets

LEGO part LEGO part 3172: Plate Special 1 x 2 with Pin Hole On Side

Specifications

Reference3172
CategoryPlates Special
MaterialABS plastic
Colours11
Sets156
Listed pieces688
First appearance2023
Latest appearance2026
Element (Light Bluish Gray)6438836
Most common colourLight Bluish Gray
SetopediaData: Rebrickable
Spec sheet updated on 2026-09-29

LEGO part 3172, Plate Special 1 x 2 with Pin Hole On Side, belongs to the Plates Special category. It exists in 11 colours and appears in 156 sets of our database, from 2023 to 2026, for a total of 688 listed pieces. Its most common colour is Light Bluish Gray.

Number 3172 identifies the shape and is moulded under the part. Each colour also has its own element ID, the one Pick a Brick uses: in light bluish gray, it is 6438836.

Part 3172 through the years

The oldest set in our database that contains part 3172 is 10318 Concorde, released in 2023 in the Icons theme. It is still in use: the most recent set featuring it, 75425 Mos Eisley Cantina, dates from 2026.

Its peak year is 2026, with 51 sets containing it. The set with the most copies is 77078 Mecha Team Leader: 38 copies, against an average of 4.4 per set.

It is spread across several themes, led by Star Wars (17%), Icons (11%) and Harry Potter (8%). With 156 sets, it ranks no. 848 of 2,731 parts in our database and no. 96 of 161 in the Plates Special category.

Sets containing part 3172, by period

PeriodSets
202318
202438
202549
202651

Colours of part 3172

3 colours appear in only one set: medium lavender (77077 Klombo), lavender (31391 Art Fashion Bag with Storage) and dark green (10361 Holiday Express Train).

Colour (element ID)SetsPiecesExample sets
Light Bluish Gray643883664187103187539471799
Reddish Brown641599136172764097542571861
Black650603329128422321138177985
Red64330692989103186044076409
White6547853642210672137675459
Dark Blue6554235 · 649017352376435400202510357
Dark Tan6605051312754537216176469
Yellow6558854237216410358
Medium Lavender654299112477077
Lavender66098401631391
Dark Green65680151210361

Where to buy part 3172

Setopedia shows no prices: they vary by colour, condition and seller. Amazon links are affiliate links.

Search part 3172 on AmazonPick a Brick (lego.com)BrickLink entryRebrickable entry

Sets that include part 3172

Sets ranked by popularity that include at least one part 3172, in any colour.

Often found with part 3172

Parts that share the most sets with part 3172, based on set inventories.

More parts in the Plates Special category

All parts in the Plates Special category

Frequently asked questions

How many LEGO sets include part 3172?

Part 3172 (Plate Special 1 x 2 with Pin Hole On Side) appears in 156 sets listed on Setopedia, from 2023 to 2026, in any colour.

Which LEGO set contains the most copies of part 3172?

Set 77078 Mecha Team Leader, released in 2025, contains 38 copies, the highest count in our database. On average, a set containing part 3172 has 4.4.

Which colours does LEGO part 3172 come in?

11 colours are listed for part 3172. The most common is Light Bluish Gray, found in 64 sets.

What is the rarest colour of part 3172?

According to our inventories, it is dark green, found in only 1 set (10361 Holiday Express Train).

What is the element ID of part 3172 in light bluish gray?

In light bluish gray, part 3172 has element ID 6438836. Number 3172 is the mould number, the same for every colour.

Is LEGO part 3172 still used in recent sets?

Yes: it appears in sets released in 2026, such as 75425 Mos Eisley Cantina.

Where can I buy LEGO part 3172 individually?

Single parts 3172 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.