# NSN 5985-01-109-3978: Coupler, Directional

NSN 5985-01-109-3978 (also written 5985011093978; NIIN 01-109-3978) is a coupler, directional in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5985-01-109-3978 (5985011093978)
- NIIN: 01-109-3978 (011093978)
- Item name: COUPLER,DIRECTIONAL
- Federal Supply Class: [FSC 5985 Antennas, Waveguides, and Related Equipment](https://nsnexplorer.com/fsc/5985/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABFY | OVERALL DEPTH | INCHES NOMINAL 1.050 |
| ABHP | OVERALL LENGTH | INCHES NOMINAL 6.500 |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 3.500 |
| ANKZ | RADIO FREQUENCY RATING | MEGAHERTZ MINIMUM 650.0 AND MEGAHERTZ MAXIMUM 775.0 |
| APGF | DESIGN TYPE | UNIDIRECTIONAL |
| APQB | UNIT TYPE | TRANSMISSION LINE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 654VE4861-1 | 81755 | LOCKHEED MARTIN CORPORATION DIV LOCKHEED MARTIN AERONAUTICS COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AU158 | 0DZK6 | LITTON SYSTEMS INC HYLETRONICS GROUP-AIRTRON DIV | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| AU158 | 22534 | HYLETRONICS LIMITED PARTNERSHIP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-27 | $10,170.13 | 2 | KAMPI COMPONENTS CO INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985011093978) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-27 | [SPE7M127P0817](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985011093978) | COUPLER, DIRECTIONAL | KAMPI COMPONENTS CO INC | $20,340.26 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5985011093978&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985011093978
- 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/5985-01-109-3978/
JSON: https://nsnexplorer.com/api/nsn/5985-01-109-3978.json