# B-52 APQ-166 Magnetron/Electron Tube

Notice efa04061afb0446b82394491601d1579 (solicitation 21-00017) from DEPT OF DEFENSE, FA8539  AFSC PZABA, posted 2026-10-27, responses due 2026-11-30T20:30:00.000Z. Status: open.

| Field | Value |
| --- | --- |
| Notice ID | efa04061afb0446b82394491601d1579 |
| Solicitation number | 21-00017 |
| Type | Presolicitation |
| Agency | DEPT OF DEFENSE |
| Sub-tier | DEPT OF THE AIR FORCE |
| Office | FA8539  AFSC PZABA |
| Posted | 2026-10-27T13:01:57.000Z |
| Response deadline (UTC) | 2026-11-30T20:30:00.000Z |
| Set-aside | - |
| NAICS | 334511 |
| PSC | 5960 |
| Place of performance | Beverly, MA, USA |
| Award | - |

## Description

The Government is conducting market research to identify potential sources that possess the repair data, expertise, capabilities, and experience to meet qualification requirements to purchase the B-52 APQ-166 Magnetron/Electron Tube. The National Stock Numbers (NSN) and Part Numbers (PN) are as follows: NSN 5960-01-318-0987, PN VMX-1849. The APQ-166 is currently repaired by CPI (88236) under contract FA8539-22-D-0002. The RMC/RMSC code for the APQ-166 is R3/R. This service has been performed multiple times by CPI, which is the original manufacturer of the APQ-166. The technical data required to organically repair or complete the repair is not owned by the Government and is uneconomical to acquire the data by purchase or to reverse engineer the item. No samples are available for potential suppliers to evaluate.

## Sources

- View on SAM.gov: https://sam.gov/opp/efa04061afb0446b82394491601d1579/view
- Data as of 2026-11-14. Source: https://sam.gov/data-services/Contract%20Opportunities/datagov

## Cite this

"B-52 APQ-166 Magnetron/Electron Tube, SAM.gov contract opportunity efa04061afb0446b82394491601d1579." samgovapi.io, https://samgovapi.io/opportunity/efa04061afb0446b82394491601d1579, data as of 2026-11-14. Primary record: https://sam.gov/opp/efa04061afb0446b82394491601d1579/view

## API and MCP

- REST: GET https://samgovapi.io/api/v1/opportunities/efa04061afb0446b82394491601d1579
- MCP tool: get_opportunity

Independent. Not affiliated with, endorsed by or sponsored by GSA, SAM.gov or any U.S. government agency. Registering in SAM.gov is free at sam.gov.

Get a free API key: https://samgovapi.io/sign-up?ref=ai-claudebot