← The LEGO Parts Guide › Wall › Window and Door

1×4×1⅔ Window, Arched (Part 20309)

2015-2025CURRENT

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.

LEGO Pick a Brick:
20309 BOW WINDOW 1X4X1 2/3
Bricklink:
20309 Window 1 x 4 x 1 2/3 with Spoked Rounded Top
Rebrickable:
20309 Window 1 x 4 x 1 2/3 with Spoked Rounded Top
Brickset:
20309 BOW WINDOW 1X4X1 2/3
LDraw:
20309 Window 1 x 4 x 1.667 Half Round with 3 Radial Dividers
 CURRENTALL YEARS
OVERALL RANK
-34
919
1284
# PIECES
68(RANK: 1076)
145(RANK: 1430)
# SETS
40(RANK: 931)
66(RANK: 1413)
# COLORS
9(RANK: 630)
10(RANK: 1069)

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.

Current ranking based on sets released between 2021-2025.

Printable LEGO Brick Label

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

1×4×1⅔
Window, Arched
20309
.LBX

Included in legacy LEGO Brick Labels collection.

1×4×1⅔
Window, Arched
20309
.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2024-02-21 12:00:00
Date Modified: 2025-04-05 22:50:40

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