How many pieces does the LEGO A.I.R. Operations HQ (4620-1) have?

The LEGO A.I.R. Operations HQ set (4620-1) contains 175 pieces. It was released in 2002 as part of the LEGO 4 Juniors theme.

How can I find missing parts for LEGO set 4620-1?

On BrickMissing you can check which parts from the LEGO A.I.R. Operations HQ (4620-1) you already own. Add your LEGO collection and we'll show exactly which of the 175 pieces you're missing and which you already have.

Can I build the LEGO A.I.R. Operations HQ with parts I already have?

Use BrickMissing's free parts checker to find out. Add LEGO sets you own to your collection and we'll cross-reference all 175 parts to show your buildability percentage and which specific pieces you still need.

What theme is the LEGO A.I.R. Operations HQ from?

The LEGO A.I.R. Operations HQ (4620-1) belongs to the LEGO 4 Juniors theme. You can browse all 4 Juniors sets on BrickMissing to find more sets from this theme.

A.I.R. Operations HQ

4620-1 4 Juniors 2002 175 parts 37.8% catalog rarity Easy

A.I.R. Operations HQ (4620-1) is a LEGO set with a listed count of 175 parts. Available inventory data is shown below.

Parts Inventory

🧱 175 parts

Showing the first 12 rows of the parts list (175 pieces in total). The full list loads automatically.

Color	Qty	LEGO price each
Light Gray	1×	Check price → View
White	1×	€0,29 View at LEGO → View
Red	8×	Check price → View
Trans-Neon Green	1×	Check price → View
Yellow	1×	€0,22 View at LEGO → View
Orange	2×	€0,22 View at LEGO → View
White	3×	€0,13 View at LEGO → View
White	1×	Check price → View
Orange	2×	€0,62 View at LEGO → View
Red	1×	Check price → View
Orange	1×	Check price → View
White	2×	Check price → View

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Catalog rarity

How common are the parts in A.I.R. Operations HQ?

37.8%Very high rarity

more commonless common

34 of 90 recorded part+color combinations appear in 3 or fewer sets in our catalog. This does not measure replacement availability or price.

Theme average

34.2%

All sets

6.7%

Least common in our catalog

Hinge Brick 2 x 2 Locking · White · only this set in our catalogTechnic Brick Special 12 x 2 · Orange · only this set in our catalogSteering Wheel Holder 2 x 2 · Dark Gray · only this set in our catalog

How we calculate this →