Universal Building Set (744-1) is a Universal Building Set LEGO set released in 1980 with 553 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Universal Building Set sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 119 unique part types.
- → Browse the full parts inventory
- → Verify loose bricks with our free part scanner
- → Check market value for parts and minifigs
Buying checklist
Quick context before you buy this set used or verify a marketplace listing.
-
Release year
1980 (46 years ago — may be retired)
-
Catalog scale
553 parts listed · 119 inventory lines tracked
-
Minifigures
No minifigs in inventory (brick-only or Technic set)
-
Build manual
No digital manual in our catalog — check the box tab or LEGO.com
-
Build complexity
Large set — expect sticker sheets or multiple subassemblies; inspect photos closely
-
Gray era
Pre-2004 set — may use old light/dark gray instead of bluish gray
-
Shipping weight (est.)
~1,171 g for parts inventory (excludes box/minifig packaging)
-
Before you buy used
Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing
Related sets in this theme
Market value
No estimate on BrickID yet
We don't pull live prices from marketplaces automatically — that requires paid seller API access. Check live listings below, or be the first to share a price you paid or saw.
Check live listings →Share a price you paid or saw
Help other collectors — we aggregate anonymous reports on this page.
Parts in this set
119 parts · page 1 of 3 · updating…
-
Antenna 1 x 4 with Rounded Top3957a · ×2 · Black -
![Battery Box, 4.5V 6 x 11 x 3 1/3 Type 3 [Complete Assembly]](https://cdn.rebrickable.com/media/parts/ldraw/0/u9040c01.png)
Battery Box, 4.5V 6 x 11 x 3 1/3 Type 3 [Complete Assembly]468c03 · ×1 · Black -
Bracket 2 x 2 - 2 x 23956 · ×4 · Black -
Brick 1 x 13005 · ×12 · Yellow -
Brick 1 x 23004 · ×30 · Yellow -
Brick 1 x 2 without Bottom Tube3065 · ×6 · Trans-Dark Blue -
Brick 1 x 33622 · ×12 · Yellow -
Brick 1 x 43010 · ×19 · Yellow -
Brick 1 x 4 with Bottom Tubes, Lowered Center Cross Support with Black 15 Bars Grill Print3010apr0004 · ×2 · Yellow -
Brick 1 x 63009 · ×18 · Yellow -
Brick 1 x 6 with No Bottom Tubes3067 · ×2 · Trans-Dark Blue -
Brick 1 x 83008 · ×16 · Yellow -
Brick 2 x 2 without Inside Ridges3003a · ×4 · Yellow -
Brick 2 x 3 without Cross Supports3002a · ×2 · Yellow -
Brick 2 x 4 without Cross Supports3001a · ×3 · Yellow -
Brick Round 1 x 1 Open Stud3062b · ×2 · Trans-Red -
Brick Round 1 x 1 Open Stud3062b · ×2 · Black -
Brick Round 1 x 1 Open Stud3062b · ×2 · Yellow -
Brick Round 2 x 2 with Axle Hole3941 · ×5 · Light Gray -
Brick Sloped 33° 3 x 23298 · ×5 · Yellow -
Brick Sloped 33° 3 x 63939 · ×1 · Trans-Dark Blue -
Brick Sloped 45° 2 x 1 with Bottom Pin3040b · ×10 · Yellow -
Brick Sloped 45° 2 x 23039 · ×10 · Yellow -
Brick Sloped 65° 2 x 2 x 2 Smooth without Bottom Tube3678a · ×5 · Trans-Dark Blue -
Brick Sloped Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin3747a · ×5 · Yellow -
Brick Sloped Inverted 45° 2 x 13665 · ×16 · Yellow -
![Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]](https://cdn.rebrickable.com/media/parts/elements/366024.jpg)
Brick Sloped Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]3660 · ×10 · Yellow -
Brick Special 1 x 1 with 3 Speakers / Loudspeakers / Space Positioning Rockets3963 · ×2 · Light Gray -
Brick Special 1 x 1 with Headlight4070 · ×6 · Yellow -
Brick Special 1 x 1 x 2 with Shutter Holder3581 · ×2 · Yellow -
![Dish 4 x 4 Inverted [Radar]](https://cdn.rebrickable.com/media/parts/elements/396002.jpg)
Dish 4 x 4 Inverted [Radar]3960 · ×1 · Light Gray -
![Dish 8 x 8 Inverted [Radar], Solid Studs, Rounded Anti-stud Underside](https://cdn.rebrickable.com/media/parts/elements/4118677.jpg)
Dish 8 x 8 Inverted [Radar], Solid Studs, Rounded Anti-stud Underside3961 · ×1 · Light Gray -
Door 1 x 4 x 5 with 4 Panes, Squared Base3861b · ×1 · Red -
Door 1 x 4 x 63644 · ×2 · Yellow -
Equipment Signal Paddle3900 · ×2 · Black -
Hinge Brick 1 x 2 Base3937 · ×4 · Light Gray -
Hinge Brick 1 x 2 Top Plate Thin3938 · ×4 · Light Gray -
![Hinge Brick 1 x 4 [Lower]](https://cdn.rebrickable.com/media/parts/elements/383124.jpg)
Hinge Brick 1 x 4 [Lower]3831 · ×2 · Yellow -
![Hinge Brick 1 x 4 [Upper]](https://cdn.rebrickable.com/media/parts/elements/383024.jpg)
Hinge Brick 1 x 4 [Upper]3830 · ×2 · Yellow -
Hinge Plate 2 x 4 - Female (Digger Bucket Holder)3597 · ×1 · Black -
Hinge Plate 2 x 4 - Male (Digger Bucket Holder)3315 · ×1 · Black -
![Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]](https://cdn.rebrickable.com/media/parts/photos/4/3324ac01-4-c534db8f-9b31-4a45-bfc2-124ff5c30543.jpg)
Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]3324ac01 · ×2 · Black -
Hook, Plate 1 x 2 with Crane Hook Left3127 · ×1 · Light Gray -
Motor, Train, 4.5V 12 x 4 x 3 1/3 Type IIupn0259c01 · ×1 · Yellow -
Panel, Trapezoid, Tipper End Flat with Pins, 1 x 2 Anti-studs3145 · ×2 · Yellow -
Plate 1 x 13024 · ×4 · Trans-Red -
Plate 1 x 13024 · ×4 · Black -
Plate 1 x 13024 · ×2 · Trans-Yellow