How to Get Hydraulic Fluid in Subnautica: Below Zero

Hydraulic Fluid unlocks by scanning 1 fragment, 2 s per scan. The files place 1 fragment pin for it.

Data: Subnautica: Below Zero game files (build of 12 Aug 2025), read and drawn by PinDrop. (c) Unknown Worlds Entertainment. PinDrop is fan-made and not affiliated with Unknown Worlds Entertainment.

Open on the full map
Fragment pin (1)The view is cropped to the pins; each dot opens that pin on the full map.

How to unlock Hydraulic Fluid

Scan fragments

Pieces needed
1
Scan time
2 s
Fixed pins
1

The fragment is called "Ruptured Hydraulic Fluid" in the game.

The game files read for this page do not say whether you start with this blueprint.

Where the pins are

Depth in metres: negative is below sea level, positive above.

Pins for Hydraulic Fluid
PinAreaDepth (m)PositionMap
FragmentGlacial Bay+19x -1099, z -302Show on map

What Hydraulic Fluid needs

In-game description: "Mechanical hydraulic fluid."

  • Creepvine seed cluster

    x 1

  • Gel sack

    x 4

Crafted at: Fabricator, Seatruck Fabricator Module, craft time 2 s.

Menu path in the files: Fabricator: Resources > Advanced Materials > Hydraulic Fluid · Seatruck Fabricator Module: Resources > Advanced Materials > Hydraulic Fluid.

About the Hydraulic Fluid blueprint

Hydraulic Fluid needs 1 fragment scanned. The game files place 1 fixed fragment pin for it, in Glacial Bay. Once unlocked it is made from 1 creepvine seed cluster, 4 gel sack.

See all data boxes and fragments, or the full crafting list.