Robotics Discovery Set

LEGO 9735-1 · 1999 · 390 listed pieces · RCX

Explore the parts and colours recorded for this set.

Parts inventory

Part	Name	Colour	Quantity
3713	Technic Bush	Light Gray	20
3004	Brick 1 x 2	Blue	16
3023	Plate 1 x 2	Light Gray	14
2780	Technic Pin with Friction Ridges Lengthwise and Center Slots	Black	13
3673	Technic Pin without Friction Ridges Lengthwise	Light Gray	12
3001	Brick 2 x 4	Blue	10
32002	Technic Pin 3/4	Dark Gray	8
32054	Technic Pin Long with Friction Ridges Lengthwise and Stop Bush	Dark Turquoise	8
32123b	Technic Bush 1/2 Smooth with Axle Hole Semi-Reduced	Light Gray	8
3700	Technic Brick 1 x 2 [1 Hole]	Blue	8
3749	Technic Axle Pin without Friction Ridges Lengthwise	Light Gray	8
3894	Technic Brick 1 x 6 [5 Holes]	Blue	8
32001	Technic Plate 2 x 6 [5 Holes]	Light Gray	6
3703	Technic Brick 1 x 16 [15 Holes]	Blue	6
3710	Plate 1 x 4	Dark Turquoise	6
3738	Technic Plate 2 x 8 [7 Holes]	Light Gray	6
6536	Technic Axle and Pin Connector Perpendicular	Light Gray	6
2431	Tile 1 x 4 with Groove	Light Gray	4
2555	Tile Special 1 x 1 with Clip and Straight Tips	Black	4
2577	Brick Round Corner 4 x 4 Full Brick	Blue	4
2730	Technic Brick 1 x 10 [9 Holes]	Blue	4
3040b	Slope 45° 2 x 1 with Bottom Pin	Light Gray	4
32013	Technic Axle and Pin Connector Angled #1	Blue	4
32016	Technic Axle and Pin Connector Angled #3 - 157.5°	Blue	4
32017	Technic Beam 1 x 5 Thin	Light Gray	4
32028	Plate Special 1 x 2 with Door Rail	Light Gray	4
32039	Technic Axle Connector with Axle Hole	Light Gray	4
32062	Technic Axle 2 Notched	Black	4
3623	Plate 1 x 3	Light Gray	4
3647	Technic Gear 8 Tooth	Light Gray	4
3649	Technic Gear 40 Tooth	Light Gray	4
3701	Technic Brick 1 x 4 [3 Holes]	Blue	4
3709	Technic Plate 2 x 4 [3 Holes]	Light Gray	4
3710	Plate 1 x 4	Light Gray	4
3941	Brick Round 2 x 2 with Axle Hole	Blue	4
4274	Technic Pin 1/2	Light Gray	4
6538b	Technic Axle Connector Ridged [with x Hole x Orientation]	Light Gray	4
6541	Technic Brick 1 x 1 with Hole	Blue	4
6632	Technic Beam 1 x 3 Thin	Light Gray	4
71509	Rubber Band Small 13mm (Square Cross Section)	Black	4
6141	Plate Round 1 x 1 with Solid Stud	Blue	3
6141	Plate Round 1 x 1 with Solid Stud	Light Gray	3
2450	Wedge Plate 3 x 3 Cut Corner	Green	2
2456	Brick 2 x 6	Blue	2
2654	Plate Round 2 x 2 with Rounded Bottom [Boat Stud]	Black	2
2825	Technic Beam 1 x 4 Thin with Stud Connector	Light Gray	2
2854	Technic Engine Crankshaft Center	Light Gray	2
3003	Brick 2 x 2	Blue	2
30208	Dome Hemisphere 4 x 4 Multifaceted	Trans-Neon Green	2
30209	Plate Special 1 x 2 with 4 x 4 disk at 90 degrees	Blue	2
3022	Plate 2 x 2	Light Gray	2
3033	Plate 6 x 10	Light Gray	2
3068b	Tile 2 x 2 with Groove	Dark Turquoise	2
3069b	Tile 1 x 2 with Groove	Light Gray	2
32009	Technic Beam 1 x 11.5 Double Bent Thick	Purple	2
32014	Technic Axle and Pin Connector Angled #6 - 90°	Blue	2
32015	Technic Axle and Pin Connector Angled #5 - 112.5°	Light Gray	2
32064a	Technic Brick 1 x 2 with Axle Hole Type 1 [+ Opening] and Bottom Pin	Dark Turquoise	2
32073	Technic Axle 5	Black	2
3460	Plate 1 x 8	Light Gray	2
3482	Wheel with Split Axle hole	Dark Turquoise	2
3634	Tire 17 x 43	Black	2
3648a	Technic Gear 24 Tooth [Old Style - Three axle holes]	Light Gray	2
3650c	Technic Gear 24 Tooth Crown with Reinforcements [New Style]	Light Gray	2
3666	Plate 1 x 6	Light Gray	2
3702	Technic Brick 1 x 8 [7 Holes]	Blue	2
3705	Technic Axle 4	Black	2
3706	Technic Axle 6	Black	2
3707	Technic Axle 8	Black	2
3708	Technic Axle 12	Black	2
3709	Technic Plate 2 x 4 [3 Holes]	Purple	2
3710	Plate 1 x 4	Yellow	2
3737	Technic Axle 10	Black	2
3747b	Slope Inverted 33° 3 x 2 [Connections between Studs]	Blue	2
3832	Plate 2 x 10	Light Gray	2
3895	Technic Brick 1 x 12 [11 Holes]	Blue	2
3937	Hinge Brick 1 x 2 Base	Black	2
3938	Hinge Brick 1 x 2 Top Plate Thin	Black	2
3960	Dish 4 x 4 Inverted [Radar]	White	2
4019	Technic Gear 16 Tooth with Round Holes [Old Style]	Light Gray	2
4032a	Plate Round 2 x 2 with Axle Hole Type 1 (+ Opening)	White	2
4162	Tile 1 x 8 with Groove	Light Gray	2
4286	Slope 33° 3 x 1	Yellow	2
4477	Plate 1 x 10	Light Gray	2
4519	Technic Axle 3	Black	2
4740	Dish 2 x 2 Inverted [Radar]	White	2
5306bc020	Electric, Wire with Brick 2 x 2 x 2/3 Pair, 20 Studs Long	Black	2
5306bc036	Wire with Brick 2 x 2 x 2/3 Pair, 36 Studs Long	Black	2
6048a	Arm Piece with Pin, 2 Fingers	Black	2
6553	Axle 1.5 with Perpendicular Axle Connector (Technic Pole Reverser Handle)	Light Gray	2
6558	Technic Pin Long with Friction Ridges Lengthwise	Black	2
6575	Technic Cam	Light Gray	2
6581	Tyre 20 x 30 Balloon Medium	Black	2
6582	Wheel 20 x 30 Balloon Medium	Dark Turquoise	2
6587	Technic Axle 3 with Stud	Dark Gray	2
6629	Technic Beam 1 x 9 Bent (6 - 4) Thick	Dark Turquoise	2
71427c01	Electric Motor 9V Mini-Motor [Old Style]	Light Gray	2
75c16	Hose, Rigid 3mm D. 16L / 12.8cm	Yellow	2
75c36	Hose, Rigid 3mm D. 36L / 28.8cm	Dark Turquoise	2
75c44	Hose, Rigid 3mm D. 44L / 35.2cm	Yellow	2
76019	Technic Gear 24 Tooth Clutch with Dark Gray or Light Gray Center	White	2
76110c01	Technic Competition Arrow, Beam Shaft with Solid Black Rubber End	Yellow	2
879	Electric Touch Sensor	Light Gray	2
x35	Foam Ball 41mm	Yellow	2
30230px1	Wing Insectoid Large with Arm Hinge and Circuitry Print Left (Print on Top, Tip on Left, Logo at Back Edge)	Trans-Dark Blue	1
30230px2	Wing Insectoid Large with Arm Hinge and Circuitry Print Right (Print on Top, Tip on Right, Logo at Back Edge)	Trans-Dark Blue	1
32000	Technic Brick 1 x 2 [2 Holes]	Light Gray	1
32074c01	Technic Competition Cannon, Round Bottom with Black Ends	Dark Turquoise	1
32104c01	Mindstorms Scout - Complete Brick	Blue	1