← The LEGO Parts Guide › Technic › Connector › Axle

Smooth Pin & Axle (Part 3749)

1978-2025CURRENT

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:
6562 CONNECTOR PEG/CROSS AXLE
Bricklink:
3749 Technic, Axle 1L with Pin without Friction Ridges
Rebrickable:
3749 Technic Axle Pin without Friction Ridges Lengthwise
Brickset:
6562 CONNECTOR PEG/CROSS AXLE
LDraw:
3749 Technic Axle Pin
 CURRENTALL YEARS
OVERALL RANK
-7
304
170
# PIECES
1269(RANK: 206)
8481(RANK: 81)
# SETS
330(RANK: 181)
1738(RANK: 91)
# COLORS
3(RANK: 1330)
6(RANK: 1718)

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 2020-2024. (2025 not included because too few sets have been released and inventoried at this time.)

Printable LEGO Brick Label

Smooth Pin
& Axle
3749
.LBX

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

A label for this part is included in the legacy LEGO Brick Labels collection.

Date Added: 2024-02-21 12:00:00

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