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Published 11 Mar 2026, 14:19 GMT

Official UK procurement notice

713431451-Supply and Support for General Valves and Actuators-UK4

Official notice

Authority: Submarine Delivery Agency (Central government)

GoodsCompetitive flexible procedureAbove thresholdDefence & security
Sectors: Electrical machinery, apparatus, equipment and consumables; lighting (31)Security, fire-fighting, police and defence equipment (35)Industrial machinery (42)
+1 moreRepair & Maintenance (50)
 Delivery: UK
Published estimate£65,000,000≈ £33m / year · £78,000,000 inc. VAT
Submissions closed 26 Jun 2026
Next notice expected 10 Jul 2026
Contract term 2 yrsends 31 Mar 2029 · up to 31 Mar 2031 with extensions · starts 1 Apr 2027

What is being bought

Published requirement description

This contract is looking for a prime contractor for the provision of spares, repairs, technical support and Obsolescence for the following types of Submarine Valves, Actuators and their components for all In-service Submarines, circa 4,000 NSNs: ​

First Level Valves​

Non-First Level Valves​

First Level Actuators​

Non-First Level Actuators. ​

There will also be a small requirement for valves and actuators for RN surface fleet.​

This project was previously known as 713431451-Supply and Support for Valves and their Actuators

  • The authority expects to re-tender this requirement around 1 Apr 2030, 23:59 BST.
  • How the procedure runs: This Tender will have a Conditions of Participation Stage and Invitation to Tender Stage, for the prospective Tenderers. For the Conditions of Participation, all Tenderers who wish to participate in this Tender are to follow the following link: https://contracts.mod.uk/go/19143598019E978CEBFB to obtain access to the Conditions of Participation questions and Conditions of Participation Guidance and Instruction document. Following the Conditions of Participation Evaluation, detailed within the Award Criteria section of this notice, all successful prospective Tenderers will be invited to Invitation to Tender, and Contractual Documentation, Invitation to Tender Guidance and Instructions and Award Criteria will be shared with the successful prospective Tenderers at this stage. Any updates to the documentation will be shared will all prospective Tenderers at that stage, via DSP.

CPV: Assemblies of valves · Attack submarine nuclear fuelled · Ball valves · Butterfly valves · Check valves · Control valves · Electric valve actuators · Flap valves · Gate valves · Globe valves · Hull and mechanical spare parts for warships · Hydraulic valve actuators · +16 more

The lotProcurement structure

single lot · value published
Lot #1Renewal 2 yrsPublished value£65,000,000
Contract period: 1 Apr 2027 – 31 Mar 2029 (2 yrs) · up to 31 Mar 2031 with extensionsValue: £65,000,000 exc. VAT · £78,000,000 inc. VAT
Delivery: UK
Extensions: This Contract will include 2 (two) 1 (one) year Option Years within the Terms and Conditions to extend the Term of the Contract by a Year at a time. Option Year 1 will need to be taken up to enable Option Year 2 to be taken up. · This Contract will include 2 (two) 1 (one) year Option Years within the Terms and Conditions to extend the Term of the Contract by a Year at a time. Option Year 1 will need to be taken up to enable Option Year 2 to be taken up.
31711400 Valves and tubes35511000 Surface combatant35512100 Strategic submarine nuclear fuelled35512200 Attack submarine nuclear fuelled35513100 Mine hunter/minesweeper35521000 Hull and mechanical spare parts for warships
Pre-qualification & selection criteria (PQQ)2
  • Economic & financial standing

    Full details are included in the Conditions of Participation Guide, which will be released within the Conditions of Particpation.

  • Technical & professional ability

    Full details are included in the Conditions of Participation Guide, which will be released within the Conditions of Particpation.

What it takes to win
i

How this buyer will score bids.

The evaluation criteria and weights exactly as published on the notice, grouped by family (price, quality, social value and so on).

Evaluation split and conditions of participation as published; the tender pack may add more
How bids were scored
  • Pass/Fail: Conditions of Participation Award Criteria will be Pass/ Fail and this will be detailed within the Conditions of Participation Guidance and Instructions
  • Scored Questions: Conditions of Participation Award Criteria will be detailed within the Conditions of Participation Guidance and Instructions and all prospective providers must achieve a minimum score of 30 for each of the scored questions.
Conditions of participation2
  • Economic & financial standing

    Full details are included in the Conditions of Participation Guide, which will be released within the Conditions of Particpation.

  • Technical & professional ability

    Full details are included in the Conditions of Participation Guide, which will be released within the Conditions of Particpation.

Procedure terms & legal framework

From the official record
Procedure method
Competitive flexible procedure
Legal basis
UKPGA · 2023/54 Procurement Act 2023
Procurement category
Goods
Notice status
Closed
Procurement threshold
Above threshold (FTS publication)
Regulatory regime
Defence & security
Commercial structure
Stand-alone contract (no framework)
Competition type
Competitive procedure
GPA / WTO covered
Unspecified in notice
Recurring procurement
Yes · next expected 1 Apr 2030
First published
11 Mar 2026, 14:19 GMT
Last source update
5 Jun 2026, 12:53 BST
Award evaluation window
Submission end – 19 Mar 2027
Authority reference
713431451-Supply and Support for General Valves and Actuators
FTS notice number
2026/S 000-047707
Latest notice
Tender notice (UK4)
Classification (CPV)
Assemblies of valvesAttack submarine nuclear fuelledBall valvesButterfly valvesCheck valvesControl valvesElectric valve actuatorsFlap valvesGate valvesGlobe valves
+18 moreHull and mechanical spare parts for warshipsHydraulic valve actuators
Delivery area
UK
Official registry OCID
ocds-h6vhtk-066755 Find a Tender
How it runs

This Tender will have a Conditions of Participation Stage and Invitation to Tender Stage, for the prospective Tenderers. For the Conditions of Participation, all Tenderers who wish to participate in this Tender are to follow the following link: contracts.mod.uk/go/19143598019E978CEBFB ↗ to obtain access to the Conditions of Participation questions and Conditions of Participation Guidance and Instruction document. Following the Conditions of Participation Evaluation, detailed within the Award Criteria section of this notice, all successful prospective Tenderers will be invited to Invitation to Tender, and Contractual Documentation, Invitation to Tender Guidance and Instructions and Award Criteria will be shared with the successful prospective Tenderers at this stage. Any updates to the documentation will be shared will all prospective Tenderers at that stage, via DSP.

How it was run

Official notice
Run through: Defence Sourcing Portal · Who buys & how to bid on MOD DSP
Supplier login requiredElectronic submission allowedLanguage: EN
Access & registration note: Free · registration requires an NCAGE code — obtain in advance · before you can bid: NCAGE
Submission deadline
26 Jun 2026, 17:00 BST
Clarification deadline
15 Jun 2026, 17:00 BST
Submission channel
Official e-sourcing portal
Electronic submission
Allowed
Accepted languages
en
Detailed submission instructions & authority contactsFrom official release

contracts.mod.uk/go/19143598019E978CEBFB ↗

Timeline

11 Mar 2026 → 1 Apr 2027 · 8 dates
  1. Planning notice published227 days ago
    11 Mar 2026, 14:19 GMT
  2. Tender notice published155 days ago
    22 May 2026, 11:40 BST
  3. Latest notice published141 days ago
    5 Jun 2026, 12:53 BST
  4. Clarification questions by131 days ago
    15 Jun 2026, 17:00 BST
  5. Submission deadline120 days ago
    26 Jun 2026, 17:00 BST
  6. Next notice expected106 days ago
    10 Jul 2026, 23:59 BST
  7. Today
    24 Oct 2026
  8. Award decision expected byin 146 days
    19 Mar 2027, 23:59 GMT
  9. Contract startsin 158 days
    1 Apr 2027, 00:00 BST

Notice history

9 events · 6 releases on Find a Tender · since 11 Mar 2026
  1. Pipeline notice published
    11 Mar 2026, 14:19 GMT
    UK1
  2. Preliminary market engagement notice published
    11 Mar 2026, 14:23 GMT
    UK2
  3. Preliminary market engagement notice published
    11 Mar 2026, 15:07 GMT
    UK2
  4. Preliminary market engagement notice published
    12 Mar 2026, 08:44 GMT
    UK2
  5. Tender notice published
    22 May 2026, 11:40 BST
    UK4
  6. Status changed to active
    22 May 2026, 11:40 BST
  7. Procurement method changed
    22 May 2026, 11:40 BST
  8. Deadline published: 26 Jun 2026, 17:00 BST
    22 May 2026, 11:40 BST
  9. Tender notice published
    5 Jun 2026, 12:53 BST
    UK4
Published amendments (1)

Updated Conditions of Participation Link: https://contracts.mod.uk/go/19143598019E978CEBFB

Routine re-releases (6)
  • 2026-03: 3 releases · 11 Mar 2026, 11 Mar 2026

Contracting authority & participating public bodies

Submarine Delivery Agency

Contracting authorityPublic authority - central government GB-PPON: PBHX-4625-LVPD MOD Abbey Wood, Bristol, South West, BS34 8JHContact name, email, phone

Official documents & specifications (7)

Official links; attachments are not copied

Tender pack and attachments

  • Bidding documents and specificationstenderBidding documents and specificationsAccess: Any updated documentation for Conditions of Participation Project Specific Questionnaire and Invitation to Tender (ITT) will be submitted, over and above what has been included in both Conditions of Participation Project Specific Questionnaire and ITT, will be uploaded to the documentation within the stage of the Tender for all Potential Tenders at that stage. Potential Tenderers who meet the criteria to proceed to Invitation to Tender (ITT) will be invited to the ITT where the ITT documentation will be included within the attachment for ITT.

Notices published for this procedure