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SPACE / Propulsion / REVIEWED 2026-09-11

D02Propellant storage

Store the propellant required for the mission.

Manufacturers & products

Gas storage for electric propulsion usually requires a different tank architecture from liquid chemical propulsion. A space tank supplier may offer metallic vessels, composite-overwrapped vessels or liquid-expulsion tanks; fluid compatibility, pressure and qualification are model-specific.

These are sourcing candidates, not a confirmed Starlink supply chain.

manufacturer

Northrop Grumman

Spacecraft propulsion tanks

Manufactures liquid-propellant and pressurant tanks, including composite pressure vessels for xenon electric-propulsion storage. The selected fluid and pressure determine the relevant tank family. [1][2]

Custom program inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

View product & inquiry route
manufacturer

MT Aerospace

Xenon tanks and liquid-propellant tanks

Manufactures spacecraft tanks in Augsburg, spanning high-pressure xenon storage and liquid-propellant management. Catalog families have different qualification states and cannot be treated as interchangeable. [3][4]

Published manufacturing site: Augsburg, Germany

Manufacturer inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • Some catalog families are marked under development or require delta qualification. Obtain current revision and status.
View product & inquiry route
manufacturer

ArianeGroup

Spacecraft propellant tanks

Offers spacecraft liquid-propellant tanks using titanium structures and several expulsion approaches. Its orbital propulsion organization also supplies components and integrated systems. [6][5]

Custom program inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • The consulted liquid-tank offering does not establish a standalone xenon COPV configuration.
View product & inquiry route
manufacturer

Eaton

Composite space pressure vessels

Offers standard and custom composite space vessels for gas and propellant applications. Fluid compatibility and pressure qualification must be tied to the exact quoted configuration. [7]

Manufacturer inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • A family-level list of fluids is not qualification of every vessel model for every fluid.
View product & inquiry route
manufacturer

Infinite Composites

Space composite pressure vessels

Offers composite pressure-vessel engineering for spacecraft and launch applications. A satellite gas-storage application needs a specific material, pressure, leak and qualification package. [8]

Custom program inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • No specific current flight tank datasheet with a complete operating envelope was established.
View product & inquiry route
manufacturer

blackwave

Space COPVs

Offers space composite pressure vessels through a dedicated product site and manufacturer inquiry route. The site identifies production in Garching, distinct from other company locations. [9]

Published manufacturing site: Garching, Germany

Manufacturer inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • Interactive family-selection ranges are not individual tank ratings or proof of stocked flight hardware.
View product & inquiry route
manufacturer

AMSCC Aerospace

Satellite gas-storage COPVs

Offers standard and custom aerospace composite pressure vessels, including small-satellite gas storage. The manufacturer identifies Taiwan production and application-dependent configurations. [10]

Published manufacturing site: Taiwan

Manufacturer inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • Request spacecraft-level qualification evidence for the selected vessel; a broad company pressure limit is not a model rating.
View product & inquiry route
manufacturer

Steelhead Composites

Spacecraft gas, pressurant and propellant vessels

Designs and manufactures composite vessels with in-house liner, winding and testing capabilities. Spacecraft use requires selection and qualification of the complete vessel and mounting configuration. [11][12]

Company location: United States

Custom program inquiry

Manufacturer inquiry is the apparent ordering route; confirm configuration, quotation and availability directly.

Product scope & qualifications
  • The company address does not substitute for a production/acceptance traceability record on the delivered tank.
View product & inquiry route

What remains unverified

  • Public detailed xenon tank data are comparatively sparse. Two explicit MT Aerospace models are used below to show the gas/liquid distinction rather than padding the examples with unsupported figures.
  • The MT catalog contains development-labelled families and an inconsistent S-XTA-60 temperature conversion. No ambiguous temperature value is carried into the dataset.
  • No actual V2 Mini tank supplier was established; current model availability and production lead time require direct inquiry.

Where it comes from

A company address is shown separately from a published factory location. Request the manufacturing site and lot traceability for the exact part when sourcing.

What to compare

  • Stored fluid and compatibility

    Specify xenon, krypton, pressurant or liquid propellant; confirm liner, seals and cleanliness compatibility.

  • Usable volume and propellant mass · L, kg

    Compare usable storage at the actual pressure/temperature and required residuals, not volume alone.

  • MEOP and pressure definitions · bar or psi

    Distinguish maximum expected operating pressure from proof and burst pressure; preserve absolute/gauge basis.

  • Dry mass and mounting · kg, mm

    Include bosses, skirts and attachments in mass and fit checks.

  • Materials and permeability

    Review liner/overwrap design, gas leakage/permeation and material compatibility over mission life.

  • Qualification status

    Request pressure cycling, proof, burst, damage tolerance and launch-load evidence for this geometry.

  • Thermal envelope · °C

    Confirm fill, storage and operational temperatures and gas-density effects.

  • Interfaces and procurement scope

    Define ports, fill/drain valves, pressure sensors, blankets and acceptance testing included.

  • Expulsion architecture

    For liquids, specify diaphragm, bladder or surface-tension PMD; those devices are not implied by a gas COPV.

Selection & integration notes
  • The website tank geometry is illustrative until a real volume, pressure, propellant and mounting arrangement are selected.
  • A system integrator can source a tank without being the pressure-vessel manufacturer. Do not infer the OEM from an integrated-engine listing.
  • Tank burst-test pressure is not an allowable operating pressure.

Published product examples

2 REFERENCES

Specifications belong to the named product and configuration.

MT Aerospace S-XTA-60 xenon tankMT Aerospace
Total volume
60 L[3]Xenon COPV catalog configuration.
Dry mass
11.7 kg[3]S-XTA-60 catalog configuration.
MEOP
187 bar[3]Maximum expected operating pressure; not proof or burst.
Envelope
440 mm diameter × 790 mm length[3]Published external envelope.

Catalog page 8. Temperature omitted because the Celsius and Fahrenheit entries are inconsistent; request the controlled drawing.

Example sources [3]
MT Aerospace PTD-177 hydrazine diaphragm tankMT Aerospace
Total / propellant volume
177 L / 135 L[3]Liquid hydrazine tank; helium or nitrogen pressurant.
Dry mass
15.5 kg[3]Published PTD-177 configuration.
MEOP
24 bar[3]Maximum expected operating pressure.

Catalog page 4. Chemical-propulsion comparison only; this is not a xenon Hall-thruster tank.

Example sources [3]

Sources & references

REVIEWED 2026-09-11

Manufacturer pages and technical documents support the linked claims. A review date is not a publication date or stock check.

  1. Mission enabling propulsion tanks Northrop Grumman · Publication date not stated

    Liquid propellant, pressurant and composite tank manufacturer.

    Accessed 2026-09-10
  2. Mission enabling propulsion tanks datasheet Northrop Grumman · Publication date not stated

    COPVs include xenon storage for electric propulsion.

    Accessed 2026-09-10
  3. Spacecraft propellant tanks catalog MT Aerospace · Publication date not stated

    S-XTA-60 xenon and PTD-177 hydrazine tank examples; explicit development labels and inconsistent temperature conversion.

    Accessed 2026-09-10
  4. Spacecraft tank manufacturing overview MT Aerospace · Publication date not stated

    Tank manufacturing in Augsburg, Germany.

    Accessed 2026-09-10
  5. Orbital propulsion systems for spacecraft ArianeGroup · Publication date not stated

    Spacecraft propulsion systems and components including tanks and valves.

    Accessed 2026-09-10
  6. Orbital propulsion systems and tanks ArianeGroup · Publication date not stated

    Titanium liquid-propellant tanks with different propellant-management approaches; not assumed xenon COPVs.

    Accessed 2026-09-10
  7. Composite space pressure vessels Eaton · Publication date not stated

    Standard and custom space COPVs with stated gas/propellant applications.

    Accessed 2026-09-10
  8. Composite pressure vessels Infinite Composites · Publication date not stated

    Composite storage for spacecraft and launch propulsion; application-specific engineering.

    Accessed 2026-09-10
  9. Space tank products blackwave · Publication date not stated

    Standard/custom space COPVs, inquiry route and Garching production location.

    Accessed 2026-09-10
  10. Aerospace composite pressure vessels AMSCC Aerospace · Publication date not stated

    Satellite gas-storage COPVs and manufacture in Taiwan.

    Accessed 2026-09-10
  11. Composite pressure vessels for aerospace Steelhead Composites · Publication date not stated

    Propellant, pressurant and spacecraft gas-storage vessels; Golden, Colorado company location.

    Accessed 2026-09-10
  12. Why Steelhead Steelhead Composites · Publication date not stated

    In-house liner, winding and testing capabilities; qualification is application-specific.

    Accessed 2026-09-10