← The LEGO Parts Guide › Curve › Arch

3×2 ½-Arch (Part 5850)

2025-2026NEW

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:
5850 BRICK, 1X3X2, ARCH
Bricklink:
5850 Arch 1 x 3 x 2 with Flat End
Rebrickable:
5850 Brick Arch 1 x 3 x 2, Straight End
Brickset:
5850 BRICK, 1X3X2, ARCH
LDraw:
5850 Arch 1 x 3 x 2
 ALL YEARS
OVERALL RANK
3112
# PIECES
36(RANK: 2729)
# SETS
8(RANK: 4059)
# COLORS
5(RANK: 2358)

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.

3×2
½-Arch
5850
.LBX

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

3×2
½-Arch
5850
.LBX

Small QR codes are hard to scan with some devices.

Date Added: 2026-01-18 23:07:45
Date Modified: 2026-01-18 23:08:26

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