← The LEGO Parts Guide › DUPLO › Other

DUPLO 2×4×2 Square Arch (Part 6394)

1994-2019RETIRED

Custom LEGO part image © 2025 Tom Alphin / Brick Architect.

External Links

LEGO parts are described differently on other websites and may use different part numbers.

Bricklink:
6394 Duplo, Brick 2 x 4 x 2 with 2 x 2 Cutout on Bottom
Rebrickable:
6394 Duplo Brick 2 x 4 x 2 with 2 x 2 Square Arch
Brickset:
6394 DUPLO BRIDGE ELEMENT 2X4X2
LDraw:
6394 Duplo Brick 2 x 4 x 2 with 2 x 2 Cutout on Bottom
 ALL YEARS
OVERALL RANK
1137
# PIECES
164(RANK: 1363)
# SETS
83(RANK: 1260)
# COLORS
12(RANK: 844)

Ranking based on buying one copy of every LEGO set, counting the number of sets containing each part, then sorting by part and color.

Overall Rank is a weighted score combining the number of parts, sets, and colors produced.

Printable LEGO Brick Label

Requires a compatible Brother Label Printer — learn more at brickarchitect.com/labels.

DUPLO 2×4×2
Square Arch
6394
.LBX

New Label! Not included in legacy LEGO Brick Labels collection.

DUPLO 2×4×2
Square Arch
6394
.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2024-11-01 22:35:20

Subscribe for updates!

Join thousands of LEGO fans by subscribing to our monthly newsletter. It contains updates to the LEGO Parts Guide, exclusive subscriber content, and a roundup of the best LEGO news from around the web.

I give Brick Architect consent to send email using the information provided in this form.

What to expect: Brick Architect is committed to respecting your personal data and privacy, in accordance with our Privacy Policy. Please feel free to unsubscribe at any time using the link at the bottom of every email we send.

The LEGO Parts Guide is a work in progress

This is a handcrafted experience to help you browse LEGO parts in a simpler way. If you have ideas to make it better or encounter any issues, please send me an email at tom@tomalphin.com — Thanks!

Check out the About the LEGO Parts Guide page to learn more about why I created this guide. It also includes a detailed version history with images of early prototypes of this guide.


Support the LEGO Parts Guide

The LEGO Parts Guide is an extension of my LEGO Brick Labels project. If you want to support this project and gain access to behind-the-scenes updates, consider supporting the project at patreon.com.

The LEGO Parts Guide © 2025 Tom Alphin / Brick Architect.

Brick Architect earns a commission from qualifying purchases at partner sites such as LEGO.com and Amazon. (For a complete list of affiliate programs, visit About Brick Architect.)

LEGO® is a trademark of the LEGO Group which does not sponsor, authorize or endorse this site. As a member of the Recognized LEGO® Fan Media program, we abide by the LEGO Fair Play and Novelty policies by not sharing leaked photos of unreleased sets.

This guide uses external data from Rebrickable, BrickLink, Brickset, and LDraw.