Mobile Tactical Cannon (MTC) Request for Prototype Proposal

Updated 23 April 2026:  Posted Request for Prototype Proposal Amendment 03. Updated 20 April 2026:  Posted updated Appendix E to align with Amendment 02. Updated MTC RPP Questions and Responses (Dist A) revC to add two entries. Updated 15 April 2026:  Posted Amendment 02 with the following updated attachments: Request for Prototype Proposal and Prototype Project Agreement. Updated MTC RPP Questions and Responses (Dist A) revB to add one entry. Updated 2 April 2026:  Updated Appendix E - Milestone Pricing Summary and Attachment 008 - MFR - MIL-STD-6017 Initial Integration for MTC, revB (CUI). Updated 31 March 2026:  Posted Amendment 01 with the following updated attachments: Request for Prototype Proposal, Prototype Project Agreement, Appendix A, Appendix E, Attachment 001, Attachment 015, Attachment 017, and Attachment 019.  Appendix E(1) and Appendix E(2) have been deleted and Attachment 022 has been added. Updated 27 March 2026: Added "MTC RPP Questions and Responses (Dist A)" and "MTC RPP Questions and Responses (CUI)". Updated 9 March 2026: Added all attachments to this SAM.gov posting, including the updated Prototype Project Agreement, Appendix B, and Attachment 013 which removed the restrictions that previously prevented opening these files on non‑Government computers. Army Contracting Command - Detroit Arsenal (ACC-DTA) is soliciting a Request for Prototype Proposal (RPP) for mature and available Mobile Tactical Cannon (MTC) solutions for prototype manufacturing, network integration, ammunition compatibility, safety and characterization testing, and issue to an Army unit for Soldier Evaluation. The Government intends to award a Fixed Price Other Transaction Authority (OTA) Agreement. Attachments 002, 008, 015, 017, 018, 020, and 021 are restricted and access must be requested through SAM.gov.  All documents/attachments will be updated on this posting and not in the PIEE Solicitation Module.