# 50x228mm Ammunition Development

**R-2A activity** of project BY1 — Next Generation Combat Vehicle Ammunition  
**Program element:** 0604802A — Weapons and Munitions - Eng Dev  
**Component:** U.S. Army · **Budget Activity:** 5  
**Vintage:** President's Budget PB2027  
**Canonical URL:** https://hitchintel.com/programs/0604802A/BY1/a0  
**Parent:** https://hitchintel.com/programs/0604802A/BY1

## Summary

This activity requests $15.2M in FY2027, 100% of project BY1, up 359% on FY2026. The R-2A exhibit describes it across FY2025–FY2027, including what the FY2027 money is planned to buy.

## What the FY2027 request buys

**FY2027 planned work.** Fiscal Year (FY) 2027 funding supports Developmental Test and Evaluation (DT&E), Milestone C documentation, design optimization, and preparation activities for prototype fielding.

**FY2026 to FY2027 change.** Fiscal Year (FY) 2027 funding increase is due to additional testing, prototyping and engineering development activities to accommodate accelerated XM30 Combat Vehicle fielding schedule.

## Before the request year

**FY2026 plans — current year.** Fiscal Year (FY) 2026 funding supports Developmental Test and Evaluation (DT&E) and Milestone C documentation.

**FY2025 accomplishments.** FY 2025 funds support conducting the Developmental Test & Evaluation (DT&E) Build.

## Funding

| Fiscal Year | Estimate Type | Amount ($M) |
|---|---|---|
| FY2025 | Actual | 6.0 |
| FY2026 | Enacted | 3.3 |
| FY2027 | Request | 15.2 |

> Prior, current and budget year only — an R-2A activity carries no five-year plan. It sums exactly into its project in the request year and not necessarily in any other.

## Source & machine access

- **Source:** FY2027 Department of the Army RDT&E Budget Justification, Exhibit R-2A, PE 0604802A project BY1 (PB PB2027). Narrative is the government's own text.
- **No marks, no contractors at this grain** — congressional marks land on the program element and R-3 performers on the project.
- **MCP:** `mcp.hitchintel.com` — `budget_get_activity`.

*HitchAI is an independent intelligence service, not affiliated with the U.S. Department of Defense. Budget figures are requests/estimates, not obligations.*