--- title: "713431451-Supply and Support for General Valves and Actuators-UK4" ocid: "ocds-h6vhtk-066755" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-066755" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-066755.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-066755.json" source: "Find A Tender Service" current_stage: "Tender" buyer: "SUBMARINE DELIVERY AGENCY" published: "2026-06-05" --- # 713431451-Supply and Support for General Valves and Actuators-UK4 Buyer: SUBMARINE DELIVERY AGENCY Current stage: Tender OCID: ocds-h6vhtk-066755 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-066755) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-066755.json) ## Summary The Submarine Delivery Agency, a public authority under the central government in the United Kingdom, is overseeing a procurement process for the supply and support of general valves and actuators. The main focus of this procurement is for spare parts, repairs, and technical support for submarine valves and actuators, including a minor requirement for the Royal Navy surface fleet. The industry category is defence and security, specifically related to strategic and attack submarine support, amongst others. The procurement process is currently at the tender stage with a competitive flexible procedure, allowing for an open procurement method. Key deadlines include an enquiry period ending on 15th June 2026 and a tender period closing on 26th June 2026. The total contract value is £78,000,000 with an expected start from 1st April 2027, extending up to 31st March 2029, with possibilities for renewal. This tender presents significant business opportunities, particularly for firms specialising in valves and actuators related products and services. Companies with expertise in marine engineering, particularly those geared towards defence applications like valve manufacturing, technical support, or repair operations, would be well-positioned to engage in this procurement. The competitive flexible procedure offers a broad participation scope, enabling SMEs with relevant capabilities to enter the competition for this lucrative opportunity. The contract, which spans multiple years with options for renewal, offers substantial potential for growth and long-term partnership with a central government agency. ## Notice 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 ### Lot Information Lot 1 Options: 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. Renewal: 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. ### Planning Information Previous Early Market Engagement occurred under 713431451-RFI - 713431451 - Valves and Actuators which occurred in December 2024 to January 2025. Information from this and repsonses related to Valves and Actuators under 714937452-UK2a - SDA Platform Equipment Delivery Team (PEDT) Supplier Engagement have been incorporated into this procurement, which will be subject to the Procurement Act 2023. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/053313-2026 | | Notice type | UK4 - Tender Notice | | Procurement type | Standard | | Procurement category | Goods | | Procurement method | Open | | Procurement method details | Competitive flexible procedure | | Tender suitability | Not specified | | Awardee scale | Not specified | | All stages | Planning, Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 5 Jun 2026 | | Submission deadline | 26 Jun 2026 | | Future notice date | 10 Jul 2026 | | Award date | Not specified | | Contract period | 31 Mar 2027 - 31 Mar 2029 | | Recurrence | 2030-04-01 | ## Values | Field | Value | | --- | --- | | Tender value | £65,000,000 | | Lots value | £65,000,000 | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Active | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | SUBMARINE DELIVERY AGENCY | | Locality | BRISTOL | | Post town | Bristol | | Postcode | BS34 8JH | | Country | England | | ITL 1 | TLK South West (England) | | ITL 2 | TLK5 West of England | | ITL 3 | TLK52 Bath & North East Somerset and South Gloucestershire | | Local authority | South Gloucestershire | | Electoral ward | Stoke Park & Cheswick | | Westminster constituency | Filton and Bradley Stoke | | Delivery location | Not specified | ## CPV Codes ### Divisions - 31 - Electrical machinery, apparatus, equipment and consumables; lighting - 35 - Security, fire-fighting, police and defence equipment - 42 - Industrial machinery - 50 - Repair and maintenance services ### Codes - 31711400 - Valves and tubes - 35511000 - Surface combatant - 35512100 - Strategic submarine nuclear fuelled - 35512200 - Attack submarine nuclear fuelled - 35513100 - Mine hunter/minesweeper - 35521000 - Hull and mechanical spare parts for warships - 42131100 - Valves defined by function - 42131140 - Pressure-reducing, control, check or safety valves - 42131141 - Pressure-reducing valves - 42131142 - Control valves - 42131145 - Check valves - 42131146 - Non-return valves - 42131147 - Safety valves - 42131148 - Stop valves - 42131230 - Gate valves - 42131240 - Globe valves - 42131260 - Ball valves - 42131270 - Plug valves - 42131280 - Butterfly valves - 42131292 - Flap valves - 42131390 - Assemblies of valves - 42132100 - Valve actuators - 42132110 - Electric valve actuators - 42132120 - Hydraulic valve actuators - 42132130 - Pneumatic valve actuators - 42132300 - Valve parts - 50500000 - Repair and maintenance services for pumps, valves, taps and metal containers and machinery - 50640000 - Repair and maintenance services of warships ## Release History - 5 Jun 2026 at 11:53 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/053313-2026 - 22 May 2026 at 10:40 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/047707-2026 - 12 Mar 2026 at 08:44 - PlanningUpdate - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/022105-2026 - 11 Mar 2026 at 15:07 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/021873-2026 - 11 Mar 2026 at 14:23 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/021821-2026 - 11 Mar 2026 at 14:19 - Planning - UK1 - Pipeline Notice - https://www.find-tender.service.gov.uk/Notice/021817-2026 ## Documents - https://www.find-tender.service.gov.uk/Notice/053313-2026 5th June 2026 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/047707-2026 22nd May 2026 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/022105-2026 12th March 2026 - Preliminary market engagement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/021873-2026 11th March 2026 - Preliminary market engagement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/021821-2026 11th March 2026 - Preliminary market engagement notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/021817-2026 11th March 2026 - Pipeline notice on Find a Tender ## Notice URLs - https://contracts.mod.uk/go/19143598019E978CEBFB - https://www.gov.uk/government/organisations/submarine-delivery-agency - https://www.legislation.gov.uk/ukpga/2023/54/contents ## Provenance This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-066755. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-066755.json.