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How to obtain · Crafting and processing

10 L bucket transfers · one shared tank inventory.

Property	Value
Stack size	64
Placement	Place from the hotbar

Make this item using the crafting or processing recipes below.

Use this part in a sealed hollow tank. The tank construction guide gives the shopping list, layer diagrams, outward-facing controls and repair instructions.

Opening its controls shows a matching illustration and name in the left panel. See Machine interfaces.

Station:
Machinist's Bench · 4×4

Shapeless: slot positions do not matter. Keep each pictured ingredient stack and its quantity; the layout below is only an example.

×2	×1

Output:
Tank Access Hatch ×1

Ingredient	Total per operation
Copper Plate	2
Tank Wall	1