Universal Building Set (733-1) is a Universal Building Set LEGO set released in 1980 with 504 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. This set includes 140 unique part types.
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Parts in this set
140 parts · page 1 of 3 · updating…
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Antenna 1 x 4 with Rounded Top3957a · ×1 · Light Gray -
Baseplate 32 x 323811 · ×1 · Green -
Bracket 2 x 2 - 2 x 23956 · ×2 · Light Gray -
Brick 1 x 13005 · ×4 · Blue -
Brick 1 x 13005 · ×16 · Red -
Brick 1 x 23004 · ×4 · Trans-Clear -
Brick 1 x 23004 · ×8 · Blue -
Brick 1 x 23004 · ×23 · Red -
Brick 1 x 33622 · ×4 · Blue -
Brick 1 x 33622 · ×8 · Red -
Brick 1 x 43010 · ×21 · Red -
Brick 1 x 43010 · ×2 · Trans-Clear -
Brick 1 x 43010 · ×4 · Blue -
Brick 1 x 63009 · ×6 · Blue -
Brick 1 x 63009 · ×18 · Red -
Brick 1 x 83008 · ×4 · Blue -
Brick 1 x 83008 · ×14 · Red -
Brick 2 x 2 without Inside Ridges3003a · ×2 · Red -
Brick 2 x 2 without Inside Ridges3003a · ×2 · Blue -
Brick 2 x 3 without Cross Supports3002a · ×2 · Red -
Brick 2 x 3 without Cross Supports3002a · ×2 · Blue -
Brick 2 x 4 without Cross Supports3001a · ×1 · Blue -
Brick 2 x 4 without Cross Supports3001a · ×2 · Red -
Brick Round 1 x 1 Open Stud3062b · ×4 · Light Gray -
Brick Round 1 x 1 Open Stud3062b · ×2 · Trans-Yellow -
Brick Round 2 x 2 with Axle Hole3941 · ×2 · Light Gray -
Brick Special 1 x 1 with 3 Speakers / Loudspeakers / Space Positioning Rockets3963 · ×2 · Light Gray -
Brick Special 1 x 1 with Headlight4070 · ×2 · Red -
Brick Special 1 x 1 x 2 with Shutter Holder3581 · ×2 · Red -
![Crane Bucket [Complete Assembly]](https://cdn.rebrickable.com/media/parts/elements/4264969.jpg)
Crane Bucket [Complete Assembly]3492c01 · ×1 · Yellow -
![Dish 4 x 4 Inverted [Radar]](https://cdn.rebrickable.com/media/parts/elements/4143013.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 3 x 1 Left3822 · ×1 · Blue -
Door 1 x 3 x 1 Right3821 · ×1 · Blue -
Door 1 x 3 x 2 Left3189 · ×1 · Blue -
Door 1 x 3 x 2 Right3188 · ×1 · Blue -
Door 1 x 4 x 5 with 4 Panes, Squared Base3861b · ×1 · White -
Door 1 x 4 x 63644 · ×2 · Blue -
![Equipment Radio [Compact Handle]](https://cdn.rebrickable.com/media/parts/ldraw/0/3962a.png)
Equipment Radio [Compact Handle]3962a · ×1 · Black -
Hinge Brick 1 x 2 Base3937 · ×2 · Light Gray -
Hinge Brick 1 x 2 Top Plate Thin3938 · ×2 · Light Gray -
![Hinge Brick 1 x 4 [Lower]](https://cdn.rebrickable.com/media/parts/elements/383121.jpg)
Hinge Brick 1 x 4 [Lower]3831 · ×2 · Red -
![Hinge Brick 1 x 4 [Upper]](https://cdn.rebrickable.com/media/parts/elements/383021.jpg)
Hinge Brick 1 x 4 [Upper]3830 · ×2 · Red -
Hinge Plate 2 x 4 - Female (Digger Bucket Holder)3597 · ×1 · Light Gray -
Hinge Plate 2 x 4 - Male (Digger Bucket Holder)3315 · ×1 · Light Gray -
![Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]](https://cdn.rebrickable.com/media/parts/photos/7/3324ac01-7-42340a88-1788-4c0c-ab35-f080254585d4.jpg)
Hinge Plate 2 x 9 with Hole Close to Hinge [Complete Assembly]3324ac01 · ×1 · Light Gray -
Hook, Plate 1 x 2 with Crane Hook Left3127 · ×1 · Light Gray -
Plate 1 x 13024 · ×4 · Red