# 155mm Modular Artillery for Combat Effectiveness (MACE)

Notice c3fb46935ae643b3a7ff6e25f0bb3a3f (solicitation W15QKN26R1C5R) from DEPT OF DEFENSE, W6QK ACC-RI-PICATINNY, posted 2026-09-18, responses due 2026-10-30T19:00:00.000Z. Status: open.

| Field | Value |
| --- | --- |
| Notice ID | c3fb46935ae643b3a7ff6e25f0bb3a3f |
| Solicitation number | W15QKN26R1C5R |
| Type | Solicitation |
| Agency | DEPT OF DEFENSE |
| Sub-tier | DEPT OF THE ARMY |
| Office | W6QK ACC-RI-PICATINNY |
| Posted | 2026-09-18T16:22:21.000Z |
| Response deadline (UTC) | 2026-10-30T19:00:00.000Z |
| Set-aside | - |
| NAICS | 332993 |
| PSC | 1320 |
| Place of performance | - |
| Award | - |

## Description

Amendment 0003 - The purpose of this amendment 0003 is to add Attachment 15 - Updated MACE Offeror Questions Addressed 9-17 **************End of Amendment 0003**********************************************************Amendment 0002 - The purpose of this amendment 0002 is to add Attachment 15 - MACE Offeror Questions Addressed. *********************End of Amendment 0002 Narrative ******************************************************************************************************************************************************** Amendment 0001 - The purpose of this amendment 0001 is to extend the solicitation response deadline from September 30, 2026 to October 30, 2026. This extension is granted to ensure all potential offerors have sufficient time to conduct thorough analyses, address recent technical clarifications, and submit comprehensive, high-quality proposals which deliver the best value to the Government. As a result of the extension, the Prototype Project Opportunity Notice (PPON) has been revised to reflect the new response deadline. Attachment 1 - Terms and Conditions has been updated in Supplement 5, Sub Section number 2 Outside Funding Contribution Schedule to change the Basic Agreement Years from FY 2026, FY 2027, FY 2028 to FY 2027, FY 2028, FY 2029. ****End of Amendment 0001 Narrative****************************************************************************************************************************** 155mm Modular Artillery for Combat Effectiveness (MACE) - Please refer to Prototype Project Opportunity Notice (PPON) and attachments. Please note: Attachment 8 - Purchase Description and Attachment 9 - Packing and Unitization Drawings will be provided to Offerors upon request once the Offeror signs, completes and submits the following documents for contracting approval: Attachment 12 Technical Data Request Questionnaire; Attachment 6 Non-Disclosure and Non US Agreement plus Attachment 14 DD2345 Military Critical Technical Data Agreement. Please refer to section 8 of the PPON for further information.

## Sources

- View on SAM.gov: https://sam.gov/opp/c3fb46935ae643b3a7ff6e25f0bb3a3f/view
- Data as of 2026-11-14. Source: https://sam.gov/data-services/Contract%20Opportunities/datagov

## Cite this

"155mm Modular Artillery for Combat Effectiveness (MACE), SAM.gov contract opportunity c3fb46935ae643b3a7ff6e25f0bb3a3f." samgovapi.io, https://samgovapi.io/opportunity/c3fb46935ae643b3a7ff6e25f0bb3a3f, data as of 2026-11-14. Primary record: https://sam.gov/opp/c3fb46935ae643b3a7ff6e25f0bb3a3f/view

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