Basic Building Set

Basic Building Set

Set #740-1 · Basic · 1985 · 530 parts

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0 of 530 parts available now

Parts (143 types)

LEGO part Baseplate 16 x 32 3857
#3857
Baseplate 16 x 32
Light Gray
1× needed
Stock unknown View →
LEGO part Battery Box, 4.5V, 4 x 24, 3 x C-Cell with Switch [Complete Assembly] 4350c02
#4350c02
Battery Box, 4.5V, 4 x 24, 3 x C-Cell with Switch [Complete Assembly]
Light Gray
1× needed
Stock unknown View →
LEGO part Bracket 2 x 2 - 2 x 2 3956
#3956
Bracket 2 x 2 - 2 x 2
Black
2× needed
Stock unknown View →
LEGO part Brick 1 x 1 3005
#3005
Brick 1 x 1
Red
8× needed
Stock unknown View →
LEGO part Brick 1 x 1 3005
#3005
Brick 1 x 1
Trans-Clear
6× needed
Stock unknown View →
LEGO part Brick 1 x 1 3005
#3005
Brick 1 x 1
Yellow
16× needed
Stock unknown View →
LEGO part Brick 1 x 2 3004
#3004
Brick 1 x 2
Red
8× needed
Stock unknown View →
LEGO part Brick 1 x 2 3004
#3004
Brick 1 x 2
Yellow
16× needed
Stock unknown View →
LEGO part Brick 1 x 3 3622
#3622
Brick 1 x 3
Red
6× needed
Stock unknown View →
LEGO part Brick 1 x 3 3622
#3622
Brick 1 x 3
Yellow
12× needed
Stock unknown View →
LEGO part Brick 1 x 4 3010
#3010
Brick 1 x 4
Red
6× needed
Stock unknown View →
LEGO part Brick 1 x 4 3010
#3010
Brick 1 x 4
Yellow
10× needed
Stock unknown View →
LEGO part Brick 1 x 6 3009
#3009
Brick 1 x 6
Red
10× needed
Stock unknown View →
LEGO part Brick 1 x 6 3009
#3009
Brick 1 x 6
Yellow
12× needed
Stock unknown View →
LEGO part Brick 1 x 8 3008
#3008
Brick 1 x 8
Red
4× needed
Stock unknown View →
LEGO part Brick 1 x 8 3008
#3008
Brick 1 x 8
Yellow
4× needed
Stock unknown View →
LEGO part Brick 2 x 2 3003
#3003
Brick 2 x 2
Red
8× needed
Stock unknown View →
LEGO part Brick 2 x 2 3003
#3003
Brick 2 x 2
Yellow
5× needed
Stock unknown View →
LEGO part Brick 2 x 3 3002
#3002
Brick 2 x 3
Red
4× needed
Stock unknown View →
LEGO part Brick 2 x 4 3001
#3001
Brick 2 x 4
Red
5× needed
Stock unknown View →
LEGO part Brick 2 x 4 3001
#3001
Brick 2 x 4
Yellow
1× needed
Stock unknown View →
LEGO part Brick 2 x 8 3007
#3007
Brick 2 x 8
Yellow
2× needed
Stock unknown View →
LEGO part Brick Round 1 x 1 Open Stud 3062b
#3062b
Brick Round 1 x 1 Open Stud
Black
6× needed
Stock unknown View →
LEGO part Brick Round 2 x 2 with Axle Hole 3941
#3941
Brick Round 2 x 2 with Axle Hole
Black
4× needed
Stock unknown View →
LEGO part Brick Special 1 x 1 with Headlight 4070
#4070
Brick Special 1 x 1 with Headlight
Red
6× needed
Stock unknown View →
LEGO part Brick Special 1 x 1 with Headlight 4070
#4070
Brick Special 1 x 1 with Headlight
Yellow
2× needed
Stock unknown View →
LEGO part Door 1 x 4 x 5 Train Left with Red Bottom Half Print 4181pr0002
#4181pr0002
Door 1 x 4 x 5 Train Left with Red Bottom Half Print
Yellow
1× needed
Stock unknown View →
LEGO part Door 1 x 4 x 5 Train Right with Red Bottom Half Print 4182pr0002
#4182pr0002
Door 1 x 4 x 5 Train Right with Red Bottom Half Print
Yellow
1× needed
Stock unknown View →
LEGO part Door 1 x 4 x 5 with 4 Panes, Squared Base 3861b
#3861b
Door 1 x 4 x 5 with 4 Panes, Squared Base
Red
1× needed
Stock unknown View →
LEGO part Door Sliding - Type 1 4511
#4511
Door Sliding - Type 1
Red
2× needed
Stock unknown View →
LEGO part Electric Connector, 2 Way Male Squared Narrow Long [Complete Assembly] 766c01
#766c01
Electric Connector, 2 Way Male Squared Narrow Long [Complete Assembly]
Light Gray
2× needed
Stock unknown View →
LEGO part Fence Lattice 1 x 4 x 1 3633
#3633
Fence Lattice 1 x 4 x 1
Black
4× needed
Stock unknown View →
LEGO part Glass for Window 1 x 4 x 3 3855
#3855
Glass for Window 1 x 4 x 3
Trans-Clear
2× needed
Stock unknown View →
LEGO part Glass for Window 4 x 4 x 3 Roof 4448
#4448
Glass for Window 4 x 4 x 3 Roof
Trans-Clear
2× needed
Stock unknown View →
LEGO part Hinge Brick 1 x 4 [Lower] 3831
#3831
Hinge Brick 1 x 4 [Lower]
Red
2× needed
Stock unknown View →
LEGO part Hinge Brick 1 x 4 [Upper] 3830
#3830
Hinge Brick 1 x 4 [Upper]
Red
2× needed
Stock unknown View →
LEGO part Hinge Plate 1 x 2 with 2 Fingers and Solid Studs 4276a
#4276a
Hinge Plate 1 x 2 with 2 Fingers and Solid Studs
Black
2× needed
Stock unknown View →
LEGO part Hinge Plate 1 x 2 with 2 Fingers and Solid Studs 4276a
#4276a
Hinge Plate 1 x 2 with 2 Fingers and Solid Studs
Yellow
2× needed
Stock unknown View →
LEGO part Hinge Plate 1 x 2 with 3 Fingers [Solid Studs] 4275a
#4275a
Hinge Plate 1 x 2 with 3 Fingers [Solid Studs]
Black
6× needed
Stock unknown View →
LEGO part Hinge Plate 1 x 2 with 3 Fingers [Solid Studs] 4275a
#4275a
Hinge Plate 1 x 2 with 3 Fingers [Solid Studs]
Yellow
2× needed
Stock unknown View →
LEGO part Hinge Plate 2 x 4 with Articulated Joint - Female 3640
#3640
Hinge Plate 2 x 4 with Articulated Joint - Female
Black
1× needed
Stock unknown View →
LEGO part Hinge Plate 2 x 4 with Articulated Joint - Male 3639
#3639
Hinge Plate 2 x 4 with Articulated Joint - Male
Black
1× needed
Stock unknown View →
LEGO part Hinge Plate 2 x 5 with Large Hole [Complete Assembly] 3149bc01
#3149bc01
Hinge Plate 2 x 5 with Large Hole [Complete Assembly]
Black
1× needed
Stock unknown View →
LEGO part Hinge Tile 1 x 2 1/2 with 2 Fingers on Top 4531
#4531
Hinge Tile 1 x 2 1/2 with 2 Fingers on Top
Black
4× needed
Stock unknown View →
LEGO part Hook, Plate 1 x 2 with Crane Hook Left 3127
#3127
Hook, Plate 1 x 2 with Crane Hook Left
Red
1× needed
Stock unknown View →
LEGO part Motor, Train, 4.5V 12 x 4 x 3 1/3 Type III, Open Contacts upn0259c02
#upn0259c02
Motor, Train, 4.5V 12 x 4 x 3 1/3 Type III, Open Contacts
Black
1× needed
Stock unknown View →
LEGO part Plate 1 x 1 3024
#3024
Plate 1 x 1
Yellow
2× needed
Stock unknown View →
LEGO part Plate 1 x 1 3024
#3024
Plate 1 x 1
Trans-Red
2× needed
Stock unknown View →
LEGO part Plate 1 x 1 3024
#3024
Plate 1 x 1
Red
4× needed
Stock unknown View →
LEGO part Plate 1 x 1 3024
#3024
Plate 1 x 1
Trans-Green
1× needed
Stock unknown View →
LEGO part Plate 1 x 2 3023
#3023
Plate 1 x 2
Yellow
4× needed
Stock unknown View →
LEGO part Plate 1 x 2 3023
#3023
Plate 1 x 2
Black
2× needed
Stock unknown View →
LEGO part Plate 1 x 2 3023
#3023
Plate 1 x 2
Red
8× needed
Stock unknown View →
LEGO part Plate 1 x 3 3623
#3623
Plate 1 x 3
Black
2× needed
Stock unknown View →
LEGO part Plate 1 x 3 3623
#3623
Plate 1 x 3
Red
2× needed
Stock unknown View →
LEGO part Plate 1 x 3 3623
#3623
Plate 1 x 3
Yellow
2× needed
Stock unknown View →
LEGO part Plate 1 x 4 3710
#3710
Plate 1 x 4
Yellow
4× needed
Stock unknown View →
LEGO part Plate 1 x 4 3710
#3710
Plate 1 x 4
Red
4× needed
Stock unknown View →
LEGO part Plate 1 x 4 3710
#3710
Plate 1 x 4
Black
4× needed
Stock unknown View →
LEGO part Plate 1 x 6 3666
#3666
Plate 1 x 6
Red
2× needed
Stock unknown View →
LEGO part Plate 1 x 6 3666
#3666
Plate 1 x 6
Yellow
2× needed
Stock unknown View →
LEGO part Plate 1 x 8 3460
#3460
Plate 1 x 8
Yellow
2× needed
Stock unknown View →
LEGO part Plate 1 x 8 3460
#3460
Plate 1 x 8
Black
8× needed
Stock unknown View →
LEGO part Plate 1 x 8 3460
#3460
Plate 1 x 8
Red
2× needed
Stock unknown View →
LEGO part Plate 2 x 2 3022
#3022
Plate 2 x 2
Yellow
2× needed
Stock unknown View →
LEGO part Plate 2 x 2 3022
#3022
Plate 2 x 2
Red
2× needed
Stock unknown View →
LEGO part Plate 2 x 2 3022
#3022
Plate 2 x 2
Black
2× needed
Stock unknown View →
LEGO part Plate 2 x 2 with Towball 3731
#3731
Plate 2 x 2 with Towball
Black
1× needed
Stock unknown View →
LEGO part Plate 2 x 3 3021
#3021
Plate 2 x 3
Yellow
2× needed
Stock unknown View →
LEGO part Plate 2 x 3 3021
#3021
Plate 2 x 3
Red
2× needed
Stock unknown View →
LEGO part Plate 2 x 4 3020
#3020
Plate 2 x 4
Black
4× needed
Stock unknown View →
LEGO part Plate 2 x 4 3020
#3020
Plate 2 x 4
Red
4× needed
Stock unknown View →
LEGO part Plate 2 x 4 3020
#3020
Plate 2 x 4
Yellow
2× needed
Stock unknown View →
LEGO part Plate 2 x 6 3795
#3795
Plate 2 x 6
Black
2× needed
Stock unknown View →
LEGO part Plate 2 x 6 3795
#3795
Plate 2 x 6
Red
2× needed
Stock unknown View →
LEGO part Plate 2 x 6 3795
#3795
Plate 2 x 6
Yellow
1× needed
Stock unknown View →
LEGO part Plate 2 x 8 3034
#3034
Plate 2 x 8
Yellow
2× needed
Stock unknown View →
LEGO part Plate 2 x 8 3034
#3034
Plate 2 x 8
Red
2× needed
Stock unknown View →
LEGO part Plate 2 x 8 3034
#3034
Plate 2 x 8
Black
1× needed
Stock unknown View →
LEGO part Plate 4 x 6 3032
#3032
Plate 4 x 6
Yellow
1× needed
Stock unknown View →
LEGO part Plate 4 x 6 3032
#3032
Plate 4 x 6
Red
1× needed
Stock unknown View →
LEGO part Plate 4 x 8 3035
#3035
Plate 4 x 8
Yellow
2× needed
Stock unknown View →
LEGO part Plate 4 x 8 3035
#3035
Plate 4 x 8
Red
2× needed
Stock unknown View →
LEGO part Plate 6 x 8 3036
#3036
Plate 6 x 8
Red
2× needed
Stock unknown View →
LEGO part Plate 6 x 8 3036
#3036
Plate 6 x 8
Yellow
1× needed
Stock unknown View →
LEGO part Plate Round 1 x 1 with Solid Stud 6141
#6141
Plate Round 1 x 1 with Solid Stud
Trans-Yellow
6× needed
Stock unknown View →
LEGO part Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening) 4032a
#4032a
Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)
Black
2× needed
Stock unknown View →
LEGO part Plate Special 1 x 2 with 1 Stud without Groove (Jumper) 3794a
#3794a
Plate Special 1 x 2 with 1 Stud without Groove (Jumper)
Yellow
4× needed
Stock unknown View →
LEGO part Plate Special 1 x 2 with Ladder 4175
#4175
Plate Special 1 x 2 with Ladder
Black
2× needed
Stock unknown View →
LEGO part Plate Special 1 x 8 with Door Rail 4510
#4510
Plate Special 1 x 8 with Door Rail
Black
4× needed
Stock unknown View →
LEGO part Plate Special 2 x 2 with Towball Socket, Short, 4 Slots 3730
#3730
Plate Special 2 x 2 with Towball Socket, Short, 4 Slots
Black
1× needed
Stock unknown View →
LEGO part Plate Special 3 x 2 with Rounded End, Hole 3176
#3176
Plate Special 3 x 2 with Rounded End, Hole
Black
4× needed
Stock unknown View →
LEGO part Slope 33° 3 x 1 4286
#4286
Slope 33° 3 x 1
Yellow
4× needed
Stock unknown View →
LEGO part Slope 33° 3 x 2 3298
#3298
Slope 33° 3 x 2
Yellow
3× needed
Stock unknown View →
LEGO part Slope 45° 2 x 1 Double / Inverted with Hollow Bottom 3049c
#3049c
Slope 45° 2 x 1 Double / Inverted with Hollow Bottom
Red
1× needed
Stock unknown View →
LEGO part Slope 45° 2 x 1 Double with Ovoid Bottom Pin 3044b
#3044b
Slope 45° 2 x 1 Double with Ovoid Bottom Pin
Red
1× needed
Stock unknown View →
LEGO part Slope 45° 2 x 1 with Bottom Pin 3040b
#3040b
Slope 45° 2 x 1 with Bottom Pin
Yellow
8× needed
Stock unknown View →
LEGO part Slope 45° 2 x 1 with Bottom Pin 3040b
#3040b
Slope 45° 2 x 1 with Bottom Pin
Red
6× needed
Stock unknown View →
LEGO part Slope 45° 2 x 2 3039
#3039
Slope 45° 2 x 2
Yellow
2× needed
Stock unknown View →
LEGO part Slope 45° 2 x 2 3039
#3039
Slope 45° 2 x 2
Red
12× needed
Stock unknown View →
LEGO part Slope 45° 2 x 2 Double 3043
#3043
Slope 45° 2 x 2 Double
Red
2× needed
Stock unknown View →
LEGO part Slope 45° 2 x 2 Double Concave 3046a
#3046a
Slope 45° 2 x 2 Double Concave
Red
12× needed
Stock unknown View →
LEGO part Slope 45° 2 x 2 Double Convex 3045
#3045
Slope 45° 2 x 2 Double Convex
Yellow
2× needed
Stock unknown View →
LEGO part Slope 45° 2 x 3 3038
#3038
Slope 45° 2 x 3
Red
8× needed
Stock unknown View →
LEGO part Slope 45° 2 x 4 3037
#3037
Slope 45° 2 x 4
Red
8× needed
Stock unknown View →
LEGO part Slope 45° 2 x 4 3037
#3037
Slope 45° 2 x 4
Yellow
4× needed
Stock unknown View →
LEGO part Slope 45° 2 x 4 Double 3041
#3041
Slope 45° 2 x 4 Double
Red
1× needed
Stock unknown View →
LEGO part Slope 45° 2 x 8 4445
#4445
Slope 45° 2 x 8
Red
6× needed
Stock unknown View →
LEGO part Slope Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin 3747a
#3747a
Slope Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin
Red
5× needed
Stock unknown View →
LEGO part Slope Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin 3747a
#3747a
Slope Inverted 33° 3 x 2, No Connections between Studs, Ovoid Bottom Pin
Yellow
3× needed
Stock unknown View →
LEGO part Slope Inverted 34° 3 x 1 without Internal Stopper 4287a
#4287a
Slope Inverted 34° 3 x 1 without Internal Stopper
Yellow
2× needed
Stock unknown View →
LEGO part Slope Inverted 34° 3 x 1 without Internal Stopper 4287a
#4287a
Slope Inverted 34° 3 x 1 without Internal Stopper
Red
4× needed
Stock unknown View →
LEGO part Slope Inverted 45° 2 x 1 3665
#3665
Slope Inverted 45° 2 x 1
Red
18× needed
Stock unknown View →
LEGO part Slope Inverted 45° 2 x 1 3665
#3665
Slope Inverted 45° 2 x 1
Yellow
6× needed
Stock unknown View →
LEGO part Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] 3660
#3660
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Red
4× needed
Stock unknown View →
LEGO part Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes] 3660
#3660
Slope Inverted 45° 2 x 2 [Ovoid Bottom Pin, Bar-sized Stud Holes]
Yellow
2× needed
Stock unknown View →
LEGO part String Cord Medium Thickness 50cm 7916c50
#7916c50
String Cord Medium Thickness 50cm
Black
1× needed
Stock unknown View →
LEGO part String Reel Winch 2 x 4 x 2 (Light Gray Drum) 73037
#73037
String Reel Winch 2 x 4 x 2 (Light Gray Drum)
Yellow
1× needed
Stock unknown View →
LEGO part Technic Axle 10 3737
#3737
Technic Axle 10
Black
2× needed
Stock unknown View →
LEGO part Technic Axle 6 3706
#3706
Technic Axle 6
Black
2× needed
Stock unknown View →
LEGO part Technic Axle 8 3707
#3707
Technic Axle 8
Black
2× needed
Stock unknown View →
LEGO part Technic Axle Pin without Friction Ridges Lengthwise 3749
#3749
Technic Axle Pin without Friction Ridges Lengthwise
Light Gray
4× needed
Stock unknown View →
LEGO part Technic Brick 1 x 12 [11 Pin Holes] 3895
#3895
Technic Brick 1 x 12 [11 Pin Holes]
Red
2× needed
Stock unknown View →
LEGO part Technic Brick 1 x 16 [15 Pin Holes] 3703
#3703
Technic Brick 1 x 16 [15 Pin Holes]
Red
2× needed
Stock unknown View →
LEGO part Technic Brick 1 x 2 [1 Pin Hole] 3700
#3700
Technic Brick 1 x 2 [1 Pin Hole]
Red
4× needed
Stock unknown View →
LEGO part Technic Brick 1 x 8 [7 Pin Holes] 3702
#3702
Technic Brick 1 x 8 [7 Pin Holes]
Red
2× needed
Stock unknown View →
LEGO part Technic Bush 3713
#3713
Technic Bush
Light Gray
4× needed
Stock unknown View →
LEGO part Technic Pin with Friction Ridges Lengthwise, without Center Slots 4459
#4459
Technic Pin with Friction Ridges Lengthwise, without Center Slots
Black
4× needed
Stock unknown View →
LEGO part Technic Pin without Friction Ridges Lengthwise 3673
#3673
Technic Pin without Friction Ridges Lengthwise
Light Gray
2× needed
Stock unknown View →
LEGO part Tipper End Sloped 3436
#3436
Tipper End Sloped
Red
2× needed
Stock unknown View →
LEGO part Turntable 4 x 4 Square Base 3403
#3403
Turntable 4 x 4 Square Base
Black
1× needed
Stock unknown View →
LEGO part Turntable 4 x 4 Top 3404
#3404
Turntable 4 x 4 Top
Black
1× needed
Stock unknown View →
LEGO part Tyre 43 x 17 3634
#3634
Tyre 43 x 17
Black
4× needed
Stock unknown View →
LEGO part Tyre Offset Tread 24 x 8 3483
#3483
Tyre Offset Tread 24 x 8
Black
8× needed
Stock unknown View →
LEGO part Wheel with Split Axle hole 3482
#3482
Wheel with Split Axle hole
Light Gray
12× needed
Stock unknown View →
LEGO part Window 1 x 2 x 3 Pane 3854
#3854
Window 1 x 2 x 3 Pane
White
6× needed
Stock unknown View →
LEGO part Window 1 x 2 x 3 Shutter 3856
#3856
Window 1 x 2 x 3 Shutter
Red
4× needed
Stock unknown View →
LEGO part Window 1 x 2 x 3 Train 4035
#4035
Window 1 x 2 x 3 Train
Yellow
2× needed
Stock unknown View →
LEGO part Window 1 x 4 x 3 3853
#3853
Window 1 x 4 x 3
Red
3× needed
Stock unknown View →
LEGO part Window 1 x 4 x 3 Train with All Studs Hollow 4033
#4033
Window 1 x 4 x 3 Train with All Studs Hollow
Yellow
2× needed
Stock unknown View →
LEGO part Window 4 x 4 x 3 Roof 4447
#4447
Window 4 x 4 x 3 Roof
Yellow
2× needed
Stock unknown View →
LEGO part Windscreen 2 x 6 x 2, Wide Top 4176
#4176
Windscreen 2 x 6 x 2, Wide Top
Trans-Clear
1× needed
Stock unknown View →
LEGO part Wire 12V / 4.5V with Two Leads [Undetermined Length] 74503
#74503
Wire 12V / 4.5V with Two Leads [Undetermined Length]
Light Gray
1× needed
Stock unknown View →

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