# NSN 5985-01-618-9798: Diplexer

NSN 5985-01-618-9798 (also written 5985016189798; NIIN 01-618-9798) is a diplexer in Federal Supply Class 5985, Antennas, Waveguides, and Related Equipment. 1 manufacturer part number from 1 supplier is on record. No purchases are on record yet.

## Identification

- NSN: 5985-01-618-9798 (5985016189798)
- NIIN: 01-618-9798 (016189798)
- Item name: DIPLEXER
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| APTW | TRANSMISSION LINE TYPE | COAXIAL CABLE |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | UHF DIPLEXER |
| APTT | OPERATING FREQUENCY | LOCATION NOT OTHERWISE SPECIFIED MEGAHERTZ MAXIMUM 318.0 |
| AGAV | END ITEM IDENTIFICATION | USC-171 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| U59117 | 51719 | MERCURY SYSTEMS INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5985016189798&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5985016189798
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

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