National Testing Facility
Nammo
The National Testing Facility is described on Nammo’s current Westcott page as a UK Space Agency-owned 1.5 kN space-propulsion vacuum testing facility on J-site, operated by Nammo personnel. The page says its pump has most recently been attached to J3 for testing on Nammo’s RELIANCE engine.
Reviewed by Arc · About this review
Key facts
- Published ownership and operation
- Nammo states that the National Testing Facility is owned by the UK Space Agency and operated by Nammo personnel.
- Published space-propulsion vacuum-test scope
- Nammo describes it as a 1.5 kN space-propulsion vacuum testing facility located on J-site.
- Published Westcott context and information route
- A 2026 UK Space Agency announcement identifies the National Space Propulsion Test Facility (NSPTF) at Westcott Venture Park. Nammo’s current Westcott page includes a Contact section for Nammo Westcott and lists a site-wide Westcott, England address.
Testing capabilities
Space-propulsion vacuum testing
Nammo describes the National Testing Facility as a 1.5 kN space-propulsion vacuum testing facility on J-site.
Equipment and published limits
| Specification | Published value | Conditions |
|---|---|---|
| Published facility thrust rating | 1.5 kN | Nammo describes the National Testing Facility as a 1.5 kN space-propulsion vacuum testing facility. This is a published facility statement, not a guarantee of a particular test configuration, availability or acceptance. |
Access and contact
Nammo’s Westcott page provides a Contact section for Nammo Westcott and lists the site-wide address Nammo Westcott, Westcott, England HP18 0XB, United Kingdom. Confirm test scope, configuration, availability, safety requirements, price, lead time and acceptance directly with Nammo.
Facility contact
- Website
- Official test house website
Standards and accreditation
Public information not available. Contact test facility provider for more information.
What to confirm with the facility
Public information not available. Contact test facility provider for more information.
Before requesting a test
Public information not available. Contact test facility provider for more information.
Frequently asked questions
Public information not available. Contact test facility provider for more information.
Related testing facilities
Public information not available. Contact test facility provider for more information.
Further reading
Public information not available. Contact test facility provider for more information.
Sources and review
Arc reviewed the linked Nammo and UK Space Agency pages on 30 September 2026 by direct HTTP retrieval. This is a review of published information, not a facility inspection, test witnessing or confirmation of availability. Confirm the requested propulsion system, test configuration and access terms directly with Nammo.
Arc publishes this directory entry and does not operate the test facility. Suggest a correction to Arc with a supporting source.
Nammo’s current Westcott page is used for the National Testing Facility’s published ownership, operator, 1.5 kN space-propulsion vacuum-test description, J-site location, J3 pump statement and site-wide contact route. It does not establish a particular test configuration, availability, safety approval, price, lead time or acceptance.
Westcott Space Hub opens to boost UK space innovation and create hundreds of jobs
The 19 January 2026 UK Space Agency announcement is used only for its current Westcott Venture Park reference to the National Space Propulsion Test Facility (NSPTF). It does not supply the guide’s exact-facility capability, operator or contact facts.