| Image | Item No. | Description |
| 753-1 (Inv) | Automatic Right Electric Switch
6 Parts, 1969
Catalog: Sets: Train: Supplemental: 12V |
| 6850-1 (Inv) | Auxiliary Patroller
40 Parts, 1 Minifigure, 1989
Catalog: Sets: Space: Futuron |
| 8943-1 (Inv) | Axalara T9
693 Parts, 2008
Catalog: Sets: BIONICLE: Battle Vehicles |
| 4806-1 (Inv) | Axe Cart
24 Parts, 1 Minifigure, 2000
Catalog: Sets: Castle: Knights Kingdom I |
| 40-2 (Inv) | Axle Brick with Small Wheels (2 x 2)
2 Parts, 1977
Catalog: Sets: Service Packs |
| 5239-1 (Inv) | Axles Assortment
34 Parts, 1987
Catalog: Sets: Service Packs: Technic |
| 8733-1 (Inv) | Axonn
196 Parts, 2006
Catalog: Sets: BIONICLE: Titans |
| 7180-1 (Inv) | B-wing at Rebel Control Center
327 Parts, 3 Minifigures, 2000
Catalog: Sets: Star Wars: Star Wars Episode 4/5/6 |
| 6208-1 (Inv) | B-wing Fighter
426 Parts, 2 Minifigures, 2006
Catalog: Sets: Star Wars: Star Wars Episode 4/5/6 |
| 2862-1 (Inv) | Baby Animals
8 Parts, 1998
Catalog: Sets: DUPLO: DUPLO, Town: Zoo |
| 7000-1 (Inv) | Baby Ankylosaurus
37 Parts, 2001
Catalog: Sets: Dinosaurs |
| 5950-1 (Inv) | Baby Ankylosaurus polybag
37 Parts, 2001
Catalog: Sets: Dinosaurs |
| 7002-1 (Inv) | Baby Brachiosaurus
31 Parts, 2001
Catalog: Sets: Dinosaurs |
| 5952-1 (Inv) | Baby Brachiosaurus polybag
31 Parts, 2001
Catalog: Sets: Dinosaurs |
| 7003-1 (Inv) | Baby Dimetrodon
20 Parts, 2001
Catalog: Sets: Dinosaurs |
| 5953-1 (Inv) | Baby Dimetrodon polybag
20 Parts, 2001
Catalog: Sets: Dinosaurs |
| 9017-1 (Inv) | Baby Discovery Set
45 Parts, 4 Minifigures, 2003
Catalog: Sets: Educational & Dacta: Explore: Explore Being Me |
| 5453-1 (Inv) | Baby Elephant Stacker
6 Parts, 2004
Catalog: Sets: Baby |
| 2073-1 (Inv) | Baby Gift Package
5 Parts, 1989
Catalog: Sets: DUPLO: Rattles |
| 7001-1 (Inv) | Baby Iguanodon
23 Parts, 2001
Catalog: Sets: Dinosaurs |
| 5951-1 (Inv) | Baby Iguanodon polybag
23 Parts, 2001
Catalog: Sets: Dinosaurs |
| 2593-1 (Inv) | Baby Mickey
8 Parts, 1 Minifigure, 2000
Catalog: Sets: Baby: Disney: Baby Mickey |
| 2592-1 (Inv) | Baby Mickey & Baby Minnie
18 Parts, 2 Minifigures, 2000
Catalog: Sets: Baby: Disney: Baby Mickey |
| 2594-1 (Inv) | Baby Mickey & Baby Minnie Playground
9 Parts, 2 Minifigures, 2000
Catalog: Sets: Baby: Disney: Baby Mickey |
| 5434-1 (Inv) | Baby Stack 'n Learn
36 Parts, 2 Minifigures, 2002
Catalog: Sets: Explore: Explore Being Me |
| 1166-1 (Inv) | Baby Stack 'n Learn
38 Parts, 2 Minifigures, 2003
Catalog: Sets: Baby |
| 9026-1 (Inv) | Baby Stack 'n' Play Set
91 Parts, 4 Minifigures, 2005
Catalog: Sets: Educational & Dacta: Primo |
| 5914-1 (Inv) | Baby T-Rex Trap
16 Parts, 1 Minifigure, 1 Book, 2000
Catalog: Sets: Adventurers: Dino Island |
| 2010-1 (Inv) | Baby Walker
14 Parts, 1 Minifigure, 2 Gear, 1997
Catalog: Sets: Primo |
| 4962-1 (Inv) | Baby Zoo
17 Parts, 1 Minifigure, 2005
Catalog: Sets: DUPLO: DUPLO, Town: Zoo |
| 271-1 (Inv) | Baby's Cot and Cabinet
49 Parts, 1973
Catalog: Sets: Homemaker |
| 3112-1 (Inv) | Baby's Nursery
32 Parts, 1 Minifigure, 1998
Catalog: Sets: Scala |
| 8455-1 (Inv) | Back-hoe Loader (Backhoe)
704 Parts, 2003
Catalog: Sets: Technic: Model: Construction |
| 6662-1 (Inv) | Backhoe
79 Parts, 1 Minifigure, 1992
Catalog: Sets: Town: Classic Town: Construction |
| 6686-1 (Inv) | Backhoe
79 Parts, 1 Minifigure, 1984
Catalog: Sets: Town: Classic Town: Construction |
| 8862-1 (Inv) | Backhoe
667 Parts, 1989
Catalog: Sets: Technic: Model: Construction |
| 7971-1 (Inv) | Bad
72 Parts, 2010
Catalog: Sets: Racers: Power Racers |
| 6945-1 (Inv) | Bad Guy 07
24 Parts, 2007
Catalog: Sets: BIONICLE |
| 8818-1 (Inv) | Baja Blaster / Desert Racer
120 Parts, 1993
Catalog: Sets: Technic: Model: Off-Road |
| 6518-1 (Inv) | Baja Buggy
33 Parts, 1 Minifigure, 1996
Catalog: Sets: Town: Classic Town: Coast Guard |
| 8363-1 (Inv) | Baja Desert Racers
319 Parts, 2003
Catalog: Sets: Racers: Drome Racers |
| 3667-1 (Inv) | Bakery Shoppe
58 Parts, 2 Minifigures, 1982
Catalog: Sets: Fabuland |
| 1123-1 (Inv) | Ball and Socket Couplings, Articulated Joint
8 Parts, 1977
Catalog: Sets: Service Packs |
| 2015-1 (Inv) | Ball Rattle-Teether
1 Part, 1983
Catalog: Sets: DUPLO: Rattles |
| 23-3 (Inv) | Ball/Socket Coupling/Unit
8 Parts, 1977
Catalog: Sets: Service Packs |
| 5283-1 (Inv) | Balloon Tires (43.2 mm)
4 Parts, 1994
Catalog: Sets: Service Packs: Technic |
| 5281-1 (Inv) | Balloon Tires (49.6 mm)
4 Parts, 1994
Catalog: Sets: Service Packs: Technic |
| 5282-1 (Inv) | Balloon Tires (68.8 mm)
4 Parts, 1994
Catalog: Sets: Service Packs: Technic |
| 6024-1 (Inv) | Bandit Ambush
51 Parts, 2 Minifigures, 1996
Catalog: Sets: Castle: Dark Forest |
| 6761-1 (Inv) | Bandit's Secret Hide-Out
223 Parts, 5 Minifigures, 1996
Catalog: Sets: Western: Cowboys |