# NSN 5950-01-288-5531: Transformer Assembly

NSN 5950-01-288-5531 (also written 5950012885531; NIIN 01-288-5531) is a transformer assembly in Federal Supply Class 5950, Coils and Transformers. 5 manufacturer part numbers from 4 suppliers are on record. It was last purchased in Aug 2026.

## Identification

- NSN: 5950-01-288-5531 (5950012885531)
- NIIN: 01-288-5531 (012885531)
- Item name: TRANSFORMER ASSEMBLY
- Federal Supply Class: [FSC 5950 Coils and Transformers](https://nsnexplorer.com/fsc/5950/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-11-04)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ADAQ | BODY LENGTH | INCHES NOMINAL 10.937 |
| ADAT | BODY WIDTH | INCHES NOMINAL 7.937 |
| ADAU | BODY HEIGHT | INCHES NOMINAL 4.937 |
| AGAV | END ITEM IDENTIFICATION | LAMPS,SH-60B HELICOPTER |
| AKNA | INCLOSURE TYPE | FULLY INCLOSED |
| AKPV | MOUNTING FACILITY QUANTITY | 1 |
| AXGY | MOUNTING METHOD | ALL GROUPINGS BRACKET(S) |
| TTQY | TERMINAL TYPE AND QUANTITY | WIRE LEAD W/LUG 4 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 623243-2 | 44291 | U.S. PIONEER, L.L.C. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 623243-2 | 57626 | COMSACO, LLC DBA COMSACO INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 623243-2 | 58475 | L-3 COMMUNICATIONS WESTWOOD CORPORATION DBA NMP DIVISION DIV L3 WESTWOOD CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 623243-2 | 80020 | NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION, LAKEHURST | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 800058-102 | 58475 | L-3 COMMUNICATIONS WESTWOOD CORPORATION DBA NMP DIVISION DIV L3 WESTWOOD CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-08-13 | [SPE7M226V4775](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5950012885531) | TRANSFORMER ASSEMBL | COMSACO, LLC DBA COMSACO INC | $4,479.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5950012885531&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5950012885531
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5950-01-288-5531/
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