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Submarine Delivery Agency

715862521 - Hydraulics Supply and Support (HSS) - UK2

Forecast · PlanningNo open deadline

Forecast: a planned procurement that is not yet at tender stage.

01/ The notice

Key facts

Value
£45,833,333Estimated value stated in the notice
Deadline (UK time)
No open deadlineA deadline does not apply to this forecast notice.
Published
29 Jul 2026
Region
Not stated

02/ The brief

What the notice says

Not fully read: this is the notice text; attached documents are not read.

The HSS requirement supports hydraulic equipment fitted across Royal Navy submarine and surface ship platforms. These systems perform mission-critical and safety-critical functions supporting platform availability, operational effectiveness and Continuous At Sea Deterrence (CASD).

The requirement includes support to:

(a) Hydraulic system Valves, Accumulators and Filters.

(b) Hydraulic system mechanical support services e.g. Mib Winch.

(c) Hydraulic system miscellaneous mechanical spares e.g. gaskets, O-rings.

Support is required for both general hydraulic equipment and designated first-level hydraulic equipment across the in-service fleet.

Interested parties are to note:

• This Preliminary Market Engagement Notice is invite suppliers to take part in market engagement for this potential future requirement and is not a formal request for Expressions of Interest (EOI) nor a commitment to run a procurement exercise.

• The publication date of the UK 4 Tender Notice, Contract start date and Contract end date are an estimate and is still subject to change.

03/ Classification

CPV codes

Common Procurement Vocabulary codes, exactly as the notice lists them. No descriptions are added here.

  • 35512200
  • 35512100
  • 42132120
  • 43328100
  • 35512000

04/ History

Releases of this notice

2 releases held, oldest first. Dates are UK time.

  1. 1 Jun 2026
    Planning notice

    Planning notice published 1 June 2026.

    Release 051506-2026

    View this release on Find a Tender (opens in a new tab)
  2. 29 Jul 2026
    Planning notice

    Planning notice published 29 July 2026. The notice text changed; the source gives no change note.

    Release 071845-2026

    View this release on Find a Tender (opens in a new tab)

05/ Limits

What the source does not tell us

  • None recorded for the fields above. Attached documents are not read, so this is not a full account of the tender.

06/ Questions

About this notice

Submarine Delivery Agency published this notice.

Estimated value stated in the notice: £45,833,333.

07/ Tender hubs

More MOD tenders like this

Pages that list the live notices in the same subject, buyer or place, with recent winners. Chosen by a fixed rule on the notice’s title, buyer and region.

08/ Related

Where to go next

These links follow a fixed rule applied to this notice’s buyer, text and CPV codes. They are not advice on whether to bid.

Reference
ocds-h6vhtk-06aa9a
Source
Find a Tender
Stage
planning · Planning
Last verified
Wed 5 Aug 2026, 08:13 BST
Read at
Thu 22 Oct 2026, 22:16 BST

Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.

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